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We provide you with an ever-increasing selection of documents, which should help you to learn more about the potential and the usage of VirtualLab Fusion. You can search* for keywords you are interested in using the Search command:
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Technology Whitepapers
VirtualLab Fusion enables fast physical-optics system modeling by connecting different solvers instead of applying one universal solver to the entire system.
- White Paper - Connecting Solvers by Master Channels pdf 09.08.21
The numerical accuracy of physical optics simulations is controlled by the numerical parameters of each solver, the sampling accuracy of the fields...
- White Paper - Field Tracing Accuracy Settings pdf 05.08.21
The FMM/RCWA solver consists of an eigenmode solver for each periodically modulated layer and an S-matrix, in the spatial frequency domain (k domain).
- White Paper - FMM / RCWA [S-Matrix] pdf 08.06.20
VirtualLab Fusion provides fast physical-optics modeling by connecting different field solvers.
- White Paper - Fourier Transforms pdf 05.08.21
The Fresnel matrix solver consists of an eigenmode solver for the homogeneous media on both sides of the interface and matching of the boundary conditions.
- White Paper - Fresnel Matrix pdf 08.06.20
In ray tracing for lens systems the rays are originated in the object points and the specific selection is often done with respect to the stop...
- White Paper - Generation of Rays for Ray Tracing pdf 05.08.21
We have started to enable the optional decomposition of a master region into subregions in x-domain which form the entrance to subchannels.
- White Paper - High Flexibility by Sub-Channels pdf 09.08.21
The idealized grating function works without any information about the actual shape of the grating structure.
- White Paper - Idealized Grating Functions pdf 08.06.20
The idealized lens functions works without the knowledge about actual lens surfaces and material.
- White Paper - Idealized Lens Functions pdf 26.08.20
The layer matrix solver consists of an eigenmode solver for each homogeneous layer and an S-matrix for matching the boundary conditions at all the interfaces.
- White Paper - Layer Matrix [S-Matrix] pdf 08.06.20
The LLGA solver assumes local plane wave and local linear grating interactions (x domain), using either the FMM/RCWA or TEA for the grating analysis.
Local Plane Interface Approximation (LPIA) solver work in the spatial domain (x domain) with an approximate local boundary condition.
The RK-BPM solves the electromagnetic field propagation problem in a GRIN medium, by solving two ordinary differential equations simultaneously.
- White Paper - Runge-Kutta Beam Propagation Method pdf 04.07.24
We, the developers of VirtualLab Fusion, do not understand ray and physical optics as two disjunct modeling techniques between which the user must select...
Integrating geometrical optics into multiscale simulation framework necessitates developing a formulation of geometrical optics for electromagnetic fields.
- Learn more (PDF) pdf 14.11.24
Physical-optics modeling in VirtualLab Fusion is initialized by the light path finder algorithm, which searches for all possible light paths through the system...
One key technique for fast physical-optics modeling with VirtualLab Fusion is the channel concept which enables connecting solvers.
- White Paper - Truncation of Fields at Boundaries pdf 09.08.21
Use Cases
VirtualLab Fusion provides tools which generate a 3D visualization of optical systems and can therefore be used to check the positioning of elements...
- Learn more (PDF) pdf 10.11.23
- Sample files in VirtualLab Fusion (ZIP) zip 10.11.23
Physical optics enables the access to any kind of light information in the desired image plane.
- Demo (PDF) pdf 25.05.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 07.09.20
Different types of wavefront aberrations are selected exemplarily, and the resulting focal spots are investigated for varying strength of the aberrations.
- Use Case (PDF) pdf 15.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.11.22
In this use case we demonstrate how the shape of a set of modes generated by either a step- or graded-index fiber.
- Use Case (PDF) pdf 09.07.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 09.07.24
A solar cell based on copper indium gallium selenide (CIGS) is simulated, and the absorption in the CIGS layer calculated.
- Learn more (PDF) pdf 29.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 29.08.24
This use case shows how to overlay a point cloud (e.g. a dot diagram) onto another result document (e.g. an electromagnetic field result).
- Learn more (PDF) pdf 20.12.22
- Sample files in VirtualLab Fusion (ZIP) zip 20.12.22
Graphics Add-Ons are a tool inside VirtualLab Fusion that allows the overlay of information, such as regions, onto a Data Array.
- Learn more (PDF) pdf 20.12.22
- Sample files in VirtualLab Fusion (ZIP) zip 20.12.22
Coated slanted gratings can be configured easily within VirtualLab. This use case explains the available options for the customization of slanted gratings.
- Learn more (PDF) pdf 07.03.19
By placing a rotated rectangular aperture behind input fields with different sizes, the PSF and MTF in the focal plane are investigated.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
An imaging system consisting of a collimation objective and human eye is modeled, and by changing the illumination conditions, the cases with fully and partially illuminated apertures are investigated.
- Use Case (PDF) pdf 25.09.18
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 25.09.18
When a linearly polarized Gaussian beam is focused by a high-NA aspheric lens, the PSF in focal plane shows asymmetry due to vectorial effects.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This use case explains the configuration and usage of the Microlens Array component in VirtualLab Fusion.
- Learn more (PDF) pdf 23.09.21
- Sample files in VirtualLab Fusion (ZIP) zip 23.09.21
Within VirtualLab Fusion, we demonstrate the analyze afocal systems for the generation of laser guide stars, and further optimize the system to control the size of the artificial stars.
- Use Case (PDF) pdf 08.06.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 08.06.23
We demonstrate how to analyze the polarization-dependent property of binary gratings rigorously, also to optimize the binary structures...
- Use Case (PDF) pdf 08.12.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 08.12.23
An Offner system that consists of two concentric spherical mirrors is built up and its imaging property is investigated by using the non-sequential field tracing in VirtualLab.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The Fourier modal method (FMM) can be used to analyze grating efficiencies rigorously in VirtualLab Fusion.
- Learn more (PDF) pdf 01.04.19
- Sample files in VirtualLab Fusion (ZIP) zip 01.04.19
Using the rigorous FMM/RCWA, we simulate a CMOS sensor with pixel size equal to or below 2µm, and the influence of diffraction effects at such a small...
- Use Case (PDF) pdf 04.08.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 04.08.23
We analyze how varying different parameters of the system can affect the position of the focal plane.
- Learn more (PDF) pdf 01.09.23
- Sample files in VirtualLab Fusion (ZIP) zip 01.09.23
For a folded waveguide-based imaging system, the multiple apertures effect, including in- and outcoupling gratings and pupil aperture, is shown to affect the PSF and MTF on image plane.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
To evaluate the image quality of a near-to-eye display system, it is important to include the influence from the waveguide structure. In this example, both planar and curved waveguide are investigated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
It is demonstrated that the PSF is distorted due to the aberration caused by off-axis imaging.
- Use Case (PDF) pdf 18.07.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 18.07.24
It is demonstrated that the PSFs have different shapes when the orientation of the dipole source changes.
- Use Case (PDF) pdf 16.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 16.11.22
Different slanted grating geometries are selected from literature, with varying slant angle, fill factor, and modulation depth, and the diffraction efficiencies are calculated with the Fourier modal method (FMM).
- Use Case (PDF) pdf 19.11.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 19.11.21
High-NA objective lenses are widely used in optical lithography, microscopy, etc. Consideration of the vectorial nature of light in the simulation of the focusing is of great importance.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
We construct an angular-filtering volume grating and apply it in a system to suppress the undesired higher diffraction orders from a beam splitting DOE.
- Use Case (PDF) pdf 09.07.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 09.07.24
A very typical detector within VirtualLab Fusion is the camera detector which generates a chromatic fields set. This use case demonstrates how easy it is to convert a set of chromatic fields sets into an animation from a parameter run.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In VirtualLab, the variation of parameters in an optical system is freely customizable using the programmable mode of the Parameter Run feature. We use a specific example to illustrate the application of this programmable mode.
- Learn more (PDF) pdf 12.07.18
- Sample files in VirtualLab Fusion (ZIP) zip 12.07.18
VirtualLab Fusion provides a unified free-space propagation concept in the k-domain, together with automatic selection of proper Fourier transform techniques.
- Learn more (PDF) pdf 18.02.22
- Sample files in VirtualLab Fusion (ZIP) zip 18.02.22
We demonstrate how the Parameter Coupling feature of VirtualLab Fusion can be applied in order to automatized positioning of a detector...
- Learn more (PDF) pdf 21.07.23
- Sample files in VirtualLab Fusion (ZIP) zip 21.07.23
This use case demonstrates two examples for a real beam splitter component – one polarizing and one non-polarizing. (optical design setup)
- Learn more (PDF) pdf 30.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 30.08.24
We use a HOE that combines the lens and axicon function to generate Bessel beam from the output of a single-mode fiber.
- Use Case (PDF) pdf 15.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.11.22
Have a look at the simulation of birefringence in VirtualLab Fusion and investigates the dependence of the effect on input polarization and crystal thickness.
- Use Case (PDF) pdf 12.08.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 12.08.21
This use case analyzes the performance a folded imaging system by investigating the polarization state changes throughout the system...
- Learn more (PDF) pdf 05.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 05.07.24
Non-sequential field tracing is done with two steps in VirtualLab Fusion. Firstly, according to an adjustable accuracy factor, the light path through the system is detected. This light path finding can be controlled by the corresponding accuracy factor.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the flexible channel configuration in VirtualLab Fusion, one can easily control the response of any surface and/or region, to realize the desired model
- Learn more (PDF) pdf 19.12.22
- Sample files in VirtualLab Fusion (ZIP) zip 19.12.22
A hybrid eyepiece with an idealized diffractive lens surface for correcting chromatic aberration is imported from OpticStudio® and analyzed in detail.
- Learn more (PDF) pdf 28.09.22
- Sample files in VirtualLab Fusion (ZIP) zip 28.09.22
By taking a fluorescent microscope as example, we analyze the chromatic effect for the high-NA objective lens, at the emitting wavelength and illumination wavelength, respectively.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Beam apodization plays a key role in the design of high-energy lasers and beam-delivery systems.
- Learn more (PDF) pdf 25.06.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.06.24
It is demonstrated that the fringe contrast in a Michelson interferometer with a light source of certain bandwidth varies when the optical path difference changes.
- Use Case (PDF) pdf 05.05.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 05.05.23
To speed up your optical design process, the coherence measurement is performed using distributed computing in VirtualLab Fusion.
- Learn more (PDF) pdf 20.11.23
- Sample files in VirtualLab Fusion (ZIP) zip 20.11.23
The Coherence Time and Length Calculator easily determines the coherence time and length for a given source with a specified bandwidth...
- Learn more (PDF) pdf 11.08.23
- Sample files in VirtualLab Fusion (ZIP) zip 11.08.23
High-power laser diodes often exhibit asymmetric divergence and astigmatism. Collimation of such a laser diode is investigated with both ray tracing and field tracing.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
We show how to build up a shearing interferometer for the testing of laser beam collimation. By changing the collimation lens system, we observe the change in the interference fringes.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
For the task of coupling light into a single-mode fiber, two commercially available lenses are selected, and their performance are evaluated by using the overlap integral.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A Mach-Zehnder interferometer with a coherent laser source is build up in VirtualLab Fusion and analyzed by using the non-sequential Field Tracing.
- Use Case (PDF) pdf 21.03.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 01.10.21
A complex lightguide system, including a 2D-periodic exit pupil expander in combination with slanted gratings in the outcoupler, is presented. PSF and MTF as well as lateral uniformity are evaluated.
- Learn more (PDF) pdf 03.12.21
- Sample files in VirtualLab Fusion (ZIP) zip 03.12.21
Both Fourier domains (space and spatial frequency) can be used as the domain of implementation for solvers in VirtualLab Fusion. We discuss the implications and analyze the plane surface as a special case.
- Learn more (PDF) pdf 04.05.21
- Sample files in VirtualLab Fusion (ZIP) zip 04.05.21
Compound refractive lenses, which consists of tens or hundreds of individual cylindrical lenses, are used to focus x-ray fields one- and two-dimensionally.
- Use Case pdf 07.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 07.10.21
In VirtualLab Fusion, grating structures are configured in a “stack”, which can be constructed with either a sequence of interfaces or special media, depending on the geometry of the grating. In this use case the configuration of grating structures based on interfaces is explained.
- Learn more (PDF) pdf 18.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
In the VirtualLab’s Grating Software Package grating structures can be configured by using a stack. In this use case the configuration of grating structures based on media is explained.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
In VirtualLab Fusion, complex 3D grating structures can be configured using stacks. This use case is focused on the configuration of grating structures which exhibit two-dimensional periodicity.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This use case gives an overview of the different options and tools a user has access to when working with an Optical Setup file.
- Learn more (PDF) pdf 23.12.22
- Sample files in VirtualLab Fusion (ZIP) zip 23.12.22
The conical refraction from a KGd crystal is demonstrated with the fast-physical-optics simulation technology in VirtualLab Fusion.
- Use Case (PDF) pdf 30.08.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 30.08.24
VirtualLab Fusion allows for the specification of a graded-index lens in a very user-friendly way. In addition, such index-modulated lenses can be analyzed by ray tracing as well as by field tracing.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Light guides with coupling gratings can be set up in VirtualLab Fusion using the Light Guide component and its flexible region definition.
- Learn more (PDF) pdf 20.07.23
- Sample files in VirtualLab Fusion (ZIP) zip 20.07.23
This Use Case shows how to construct a pyramid-like surface by using the programmable surface in VirtualLab Fusion.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The Parameter Coupling feature of VirtualLab Fusion can be used to link the values of different parameters in an optical setup, which allows the user to establish complex relationships between these parameters.
- Learn more (PDF) pdf 15.04.21
- Sample files in VirtualLab Fusion (ZIP) zip 15.04.21
In this use case, VirtualLab Fusion’s visualization capability is illustrated. All users with various backgrounds may configure visualization setting on the GUI level.
- Use Case (PDF) pdf 09.04.21
We demonstrate how to use MATLAB to access the field solvers in VirtualLab Fusion, and use them together with MATLAB functions for analysis and optimization.
- Learn more (PDF) pdf 03.06.21
- Sample files in VirtualLab Fusion (ZIP) zip 03.06.21
We demonstrate how to use Python to run a parameter sweep for a simulation in VirtualLab Fusion.
- Learn more (PDF) pdf 31.03.23
- Sample files in VirtualLab Fusion (ZIP) zip 31.03.23
VirtualLab provides multiple tools to implement your custom sources, components, detectors etc. For documentation of such customized object the snippet help can be used.
- Learn more (PDF) pdf 14.11.22
VirtualLab Fusion provides a wide array of solutions for diverse applications, offering numerous sources, components, and detectors in the Optical Setup.
- Learn more (PDF) pdf 09.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 09.07.24
We present a customized detector which calculates the grating diffraction efficiencies over a user-defined incident-angle range, and also delivers the mean value and contrast of the efficiencies.
- Learn more (PDF) pdf 12.07.23
- Sample files in VirtualLab Fusion (ZIP) zip 12.07.23
A module in VirtualLab Fusion is generated to calculate the range of the period of a coupling grating, so as to fulfill the guiding condition of lightguides.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The Czerny-Turner setup – a famous historical example of a monochromator – is demonstrated in this use case, including an further application.
- Use Case (PDF) pdf 12.09.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 12.09.22
A flash LiDAR system, consisting of array of sources, collimation lens system, and diffractive grating, is constructed and its working principle is shown in both the spatial and the spatial frequency domains.
- Use Case (PDF) pdf 15.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.11.22
We build up an imaging system, use metal-grid gratings as the test objects, and demonstrate Abbe’s theory on image formation with VirtualLab Fusion.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This Use Cases shows the working principle of a dot projector, including a comparision between an idealized and real design of a diffractive beam splitter.
- Use Case (PDF) pdf 04.09.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 04.09.23
In this document, we investigate the interference of Yong’s double-slit setup with an extended, partially coherent source, and demonstrated the van Cittert-Zernike theorem.
- Learn more (PDF) pdf 25.09.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.09.24
This use case demonstrates VirtualLab Fusions's capabilities to design and analyze a system with a diffractive beam splitter used to generate a light mark.
- Use Case (PDF) pdf 22.05.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.05.24
This use case demonstrates that VirtualLab Fusion can efficiently be used for the design, optimization, modeling and simulation of a diffractive....
- Use Case (PDF) pdf 22.05.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.05.24
A phase-only transmission function is designed using the iterative Fourier transform algorithm. As an additional step, a phase-only transmission is designed without any phase dislocations.
- Demo (PDF) pdf 25.05.20
In this use case, a focusing metalens based on dielectric, cylindrical pillars is designed and analyzed in detail. The parameters used..
- Learn more (PDF) pdf 22.03.24
- Sample files in VirtualLab Fusion (ZIP) zip 22.03.24
We show the import of an intraocular diffractive lens design (Zemax OpticStudio®) into VirtualLab Fusion and optimize the structure for better performance.
- Use Case (PDF) pdf 15.02.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.02.24
The Fourier Modal Method (FMM) is applied for the rigorous evaluation of a non-paraxial diffractive beam splitter.
- Use Case (PDF) pdf 04.09.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 04.09.23
We design a 2D metagrating for beam splitting. The metagrating is constructed, analyzed, and further optimized in VirtualLab Fusion, especially in terms of the uniformity of the diffraction efficiencies.
- Use Case (PDF) pdf 22.11.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.11.24
With the user-friendly design tools in VirtualLab, a refractive beam shaper for shaping a fundamental Gaussian beam into top-hat profile is designed and analyzed.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The Diffraction Angle Calculator of VirtualLab Fusion is a convenient tool for calculations involving the grating equation...
- Learn more (PDF) pdf 09.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 09.07.24
A physical-optics-based simulation of Czerny-Turner setup, which consists of parabolic mirrors and blazed grating, is presented.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
It is demonstrated that the energy densities at the tube lens and at the image plane are influenced by the diffraction of the aperture in the microscopy system.
- Use Case (PDF) pdf 18.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 18.11.22
This use case demonstrates how the diffracted pattern changes when the reflection-type beam splitter (designed for normal incidence) rotates.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the advanced propagation technology in VirtualLab Fusion, we calculate the diffraction patterns for apertures with different shapes and study the property of diffraction.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
We construct a passive parity-time grating and analyze its diffraction property with respect to selected grating parameters and the polarization of light.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This Use Case introduces the Diffractive Lens Component and gives an overview about its options, settings, and computation method.
- Learn more (PDF) pdf 28.09.22
This Use Case introduces the Microstructure and Diffractive Optical Element (DOE) components and gives an overview over their options and settings.
- Learn more (PDF) pdf 01.07.22
This use case introduces the Distortion Analyzer in the optical design software VirtualLab Fusion, illustrated with the example of a spherical lens.
- Learn more (PDF) pdf 12.09.23
- Sample files in VirtualLab Fusion (ZIP) zip 12.09.23
It is demonstrated that the double helix PSF rotates when there is only a small defocus of the object point.
- Use Case (PDF) pdf 16.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 16.11.22
We demonstrate the effect of different mirror coatings on the characteristics of ultrashort pulses like peak value and pulse duration.
- Learn more (PDF) pdf 24.01.22
- Sample files in VirtualLab Fusion (ZIP) zip 24.01.22
With the Electromagnetic Field Detector the user can access the fully vectorial electromagnetic field at any given plane in the system. We explain here how to handle this detector.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the perfectly matched layers (PMLs) technique, the interaction between a focused Gaussian beam and nanocylinders with varying diameters is investigated.
- Use Case (PDF) pdf 11.04.19
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 11.04.19
This use case demonstrates the basic principles of ellipsometry and illustrates the use of the built-in ellipsometry analyzer in VirtualLab Fusion.
- Learn more (PDF) pdf 23.02.23
- Sample files in VirtualLab Fusion (ZIP) zip 23.02.23
This document shows a programmable module that can export any kind of Harmonic Fields Set into ASCII files.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
VirtualLab Fusion can export smooth and quantized interfaces, as well as mirror/prism/grating cells arrays into various file formats, e.g., STL and GDSII file format.
- Learn more (PDF) pdf 22.10.21
VirtualLab Fusion can export smooth surfaces into various file formats, e.g., STL and other customized formats.
- Learn more (PDF) pdf 11.06.21
- Sample files in VirtualLab Fusion (ZIP) zip 11.06.21
VirtualLab Fusion can export quantized HOE structure into various file formats. It is possible to export the files by a pixelized or polygon approach.
- Learn more (PDF) pdf 11.06.21
- Sample files in VirtualLab Fusion (ZIP) zip 11.06.21
In this demo we will show how to export the data of a GCA design via bitmap file format to enable a common data interface to the fabrication technology.
- Demo (PDF) pdf 28.11.19
In this document, the export of data from a Parameter Run document is shown. A C# module is used to save the energy density distribution and ...
- Learn more (PDF) pdf 10.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 10.07.24
VirtualLab Fusion supports the export of optical components specified in the system into various CAD formats. This includes for example the export of lenses, prisms, mirror systems and other components into STL and in IGES format.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
The propagation of a 5-fs pulse through seawater is studied in VirtualLab Fusion. The broadening of the pulse and the change in its temporal profile due to dispersion of the material are shown.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this use case, we reproduce the experiments of Zheng et al. [Opt. Express 24 (2016)] to explore the atmospheric turbulence effects on the coupling efficiency between the free-space optical beam and few-mode fibers.
- Use Case (PDF) pdf 05.04.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.03.24
The field curvature describes the difference between the designed focal plane and the actual focal curve of an objective (lens).
- Learn more (PDF) pdf 18.07.22
- Sample files in VirtualLab Fusion (ZIP) zip 18.07.22
This example demonstrate, how to calculate the distribution of the electromagnetic field inside a 1D or 2D-periodic micro- or nano structure.
- Learn more (PDF) pdf 04.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 04.07.24
A Fizeau interferometer is set up with the help of non-sequential field tracing technology, and the interference fringes from several different test surfaces are shown.
- Use Case (PDF) pdf 03.02.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 03.02.23
This use case walks you through the flexible configuration of regions in VirtualLab Fusion, which allow the user to define variously shapes...
- Learn more (PDF) pdf 10.11.23
- Sample files in VirtualLab Fusion (ZIP) zip 10.11.23
A laser diode with asymmetric divergence and astigmatism is first collimated and then focused. Evolution of the field in the focal region is investigated in detail.
- Use Case (PDF) pdf 23.01.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 23.01.23
We demonstrate in VirtualLab Fusion the focusing of electromagnetic fields with properly designed apertures.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This use case shows the focusing of an Ince-Gaussian mode through a GRIN medium representing a thermal lens.
- Use Case (PDF) pdf 09.09.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 09.09.21
It is demonstrated that the focusing of cylindrical vector beams. The vectorial effects of radially and azimuthally beams are demonstrated.
- Use Case (PDF) pdf 17.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 17.11.22
The focusing process of a 10-fs pulse by using a high-NA parabolic mirror is modeled and both the spatial and temporal behaviors are investigated...
- Learn more (PDF) pdf 30.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 30.08.24
It is demonstrated that the focusing of high order Gaussian-Laguerre beam generates donut-shaped PSF. The size of donut-shaped PSF can be adjusted by different high orders.
- Use Case (PDF) pdf 15.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.11.22
In this Use Case we demonstrate a propagation of a Plane Wave through a Luneburg lens.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
The Footprint and Grating Analysis tool allows the optical designer to determine how the light will interact with the various grating regions of the lightguide.
- Use Case (PDF) pdf 17.02.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 17.02.22
As one of the most fundamental technologies in VirtualLab Fusion, Fourier transforms connect the space and spatial frequency domains. We discuss the Fourier transforms settings at different examples and show the consequences.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this demo, we illustrate the Fourier Transforms in an immersion objective system by using stratified media component.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
This use cases presents the different options users have in VirtualLab Fusion to configure the selection of Fourier transform algorithms.
- Learn more (PDF) pdf 20.12.22
- Sample files in VirtualLab Fusion (ZIP) zip 23.12.22
The Fresnel Effect Calculator to calculate the Fresnel coefficients directly.
- Learn more (PDF) pdf 23.12.22
A real beam splitter based on Frustrated Total Internal Reflection (FTIR) is investigated.
- Learn more (PDF) pdf 09.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 09.07.24
This Use Case introduces the functional coatings for optical design, which allow for the generation of idealized coatings...
- Learn more (PDF) pdf 09.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 09.07.24
This use case shows the variation of the focal length of the thermal lens, as well as the focus beam diameter when the input power changes [W. Koechner, Appl. Opt. 9, 2548–2553 (1970)]. This example is published in [H. Zhong, J. Opt. Soc. Am. A 35].
- Use Case PDF pdf 29.04.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 29.04.21
This Tutorial introduces and demonstrates the general tools to manipulate Data Arrays to e.g., perform arithmetic manipulations or change parameters...
- Learn more (PDF) pdf 22.11.24
We demonstrate the generation of optical beams carrying OAM by using spiral phase plates with different parameters.
- Use Case (PDF) pdf 15.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.11.22
With a Mach-Zehnder interferometer setup with two rotatable polarizers, we demonstrate the generation of spatially varying polarization.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Following the idea of T. Wang et al., Appl. Phys. B 122:231 (2016), this use case demonstrates a Sagnac-interferometer scheme to generate vector beam.
- Use Case (PDF) pdf 18.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 18.11.22
Graphics Add-Ons are a tool inside VirtualLab Fusion that allows you to overlay information, such as point clouds.
- Learn more (PDF) pdf 20.02.23
- Sample files in VirtualLab Fusion (ZIP) zip 20.02.23
In this use case, smoothly varied grating parameters are introduced to lightguides for AR/MR applications, by using VirtualLab’s Footprint and Grating Analysis tool. Further, detailed results of the polarization-dependent diffraction efficiencies of the configured grating structures are provided.
- Learn more (PDF) pdf 30.11.21
- Sample files in VirtualLab Fusion (ZIP) zip 30.11.21
This use case introduces the Grating Component in general optical setups, which allows for the inclusion of a wide range of different gratings.
- Learn more (PDF) pdf 29.07.22
A workflow is presented for how to optimize a grating structure regarding a specified merit function using VirtualLab Fusion and the optimization software optiSLang.
- Learn more (PDF) pdf 22.10.21
In VirtualLab Fusion, the Grating Order Analyzer can be used for convenient grating diffraction analysis, with results presented in various ways.
- Learn more (PDF) pdf 19.11.21
- Sample files in VirtualLab Fusion (ZIP) zip 19.11.21
We set up a pulse stretcher consisting of two diffractive gratings and investigate the pulse broadening effect induced by the interaction of the pulse with the gratings.
- Use Case (PDF) pdf 08.07.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 08.07.24
Kirkpatrick-Baez (KB) mirrors focus the grazing-incident X-ray field into a nanometer-scale spot. In this use case the modeling and evaluation of such KB mirror system is demonstrated.
- Use Case (PDF) pdf 07.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 07.10.21
In this use case we model the propagation of an X-ray field through a Hartmann wavefront sensor composed by an array of pinholes.
- Use Case (PDF) pdf 30.09.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 30.09.21
A Herrig Schiefspiegler telescope with two mirrors, but with four reflections in a double-pass configuration, is modeled with the non-sequential ray and field tracing techniques in VirtualLab Fusion.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
We demonstrates the usage of user-defined merit functions for the evaluation and optimization of order efficiencies of a diffractive high-NA beam splitter.
- Learn more (PDF) pdf 23.05.22
- Sample files in VirtualLab Fusion (ZIP) zip 23.05.22
In high-NA focusing situations, e.g. with parabolic mirror, it is demonstrated that input fields with different polarizations leads to different focal spots.
- Use Case (PDF) pdf 19.07.18
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 19.07.18
A two diffractive beam splitter system for high-NA pattern generation is designed with IFTA, and the system performance is investigated, especially with the non-paraxial splitter analyzed by using FMM.
- Use Case (PDF) pdf 22.10.21
This demonstration shows the capabilities of VirtualLab Fusion to calculate higher resonator modes together with their corresponding Eigenvalues.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
A holographic volume grating is analyzed by using the Fourier modal method. Both the spectral and angular properties are presented.
- Learn more (PDF) pdf 25.06.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.06.24
Using laterally shifted modes is one possible strategy to mimic partial spatial coherence. In this tutorial we show you how to manipulate the positions of the source modes via programming.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This Use Case demonstrate how to customize and format a detector result according to personal favor or specific requirements of a report or publication...
- Learn more (PDF) pdf 29.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 29.08.24
This use case demonstrates how to import a previously designed real grating structure into the lightguide component and explains the role and handling of lookup tables.
- Learn more (PDF) pdf 11.11.21
- Sample files in VirtualLab Fusion (ZIP) zip 11.11.21
With the panel-type source in VirtualLab it is possible to model a pixelated display, with the pixel pitch and the number of pixels as free parameters for the user to fix.
- Learn more (PDF) pdf 27.08.18
- Sample files in VirtualLab Fusion (ZIP) zip 27.08.18
The scanning source in VirtualLab Fusion defines a multi-mode source that radiates into several pre-defined directions, which is of help for e.g. the modeling and evaluation of a laser scanning system.
- Learn more (PDF) pdf 17.06.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
In this tutorial we explain the basics of working with the C# Module: one of the most flexible, most advanced programmable items in VirtualLab Fusion!
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The Programmable Component is one of the most versatile programmable elements in VirtualLab. Follow this tutorial for instructions on a first contact with this feature!
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this tutorial we show how to work with the Programmable Detector, one of the most versatile customizable elements in VirtualLab Fusion.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this document we explain how to work with the Programmable Function, using the example of a cylindrical lens.
- Learn more (PDF) pdf 10.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 10.07.24
In this document we explain how to work with the Programmable Interface, using the example of a simple spherical surface.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this document we show you how to work with the Programmable Source: a means to define the spatial dependence of a custom basic source mode. We use the Gaussian as an example.
- Learn more (PDF) pdf 17.09.21
- Sample files in VirtualLab Fusion (ZIP) zip 17.09.21
In this detailed tutorial we explain how to create your own custom materials (refractive index with respect to wavelength) in VirtualLab Fusion.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this detailed tutorial we explain how to create your own custom media (dependence of refractive index on position) in VirtualLab Fusion.
- Learn more (PDF) pdf 05.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 05.10.21
Discover how to create your own custom spectra via programming in VirtualLab Fusion with this in-depth tutorial on the topic, rounded up with a basic hands-on example.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Its flexible detection concept then enables light recombination at the detector, allowing for automatic calculation of radiometric quantities...
- Learn more (PDF) pdf 22.11.24
- Sample files in VirtualLab Fusion (ZIP) zip 22.11.24
A high-NA microscope for imaging of sub-wavelength grating is build up, and the influences from illumination with linear, radial, and azimuthal polarizations is investigated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Chromatic fields set are standard documents to show a light distribution in VirtualLab Fusion. This use case demonstrates the options for import and export chromatic fields sets.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
VirtualLab Fusion can import the beam files from Zemax OpticStudio®, convert it into electromagnetic field information automatically, and support further propagation of the imported field.
- Learn more (PDF) pdf 11.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 11.11.22
This Use Cases demonstrates the import tool for any kind of picture into VirtualLab Fusion.
- Learn more (PDF) pdf 02.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 02.08.24
The import of a bitmap file, which contains height data of a microstructure is demonstrated. This example provides a step-by-step explanation.
- Learn more (PDF) pdf 02.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 02.08.24
In this demonstration we show how to import GRIN-Media which are defined after “Gradient 5”-Shema in Zemax OpticStudio®.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
In this use case, we illustrate the workflow of how to import complex material data into VirtualLab Fusion’s materials catalog.
- Learn more (PDF) pdf 02.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 02.08.24
This Demo shows how to use precalculated efficiency to define a grating in VirtualLab Fusion.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
VirtualLab Fusion allows the import of optical systems with the full 3D position information and glasses from Zemax OpticStudio®, and provides field tracing for further investigation of the imported system.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
This Use Case demonstrates the tool to import 2D, 1D or gridless data arrays from TXT-files into VirtualLab Fusion.
- Learn more (PDF) pdf 02.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 02.08.24
This use case illustrates how to import the measured extraterrestrial sunlight spectrum, and how to subsequently employ said spectrum in an optical system.
- Learn more (PDF) pdf 14.01.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.01.22
Ince-Gaussian Modes constitute an additional solution for the paraxial wave equation. This use case shows how to set up this kind of modes.
- Use Case (PDF) pdf 28.04.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 28.04.23
In this document we present possible optical design workflows to transfer lens parameter data into VirtualLab Fusion.
- Learn more (PDF) pdf 09.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 09.07.24
It is demonstrated that the positions of the stop in a lens system have influence on the PSF, especially in the case of inclined illumination.
- Learn more (PDF) pdf 25.09.24
- Sample files in VLF (ZIP) zip 25.09.24
Data Arrays are the most fundamental and flexible native data type in VirtualLab Fusion. This use case is an introduction on how to operate with them.
- Learn more (PDF) pdf 28.09.23
This use case introduces the Optical Setup, which can be seen as a virtual analogy to the real-life laboratory in VirtualLab Fusion.
- Learn more (PDF) pdf 26.06.24
VirtualLab Fusion provides three local and one global optimization algorithm. This use case introduces the associated Parametric Optimization document.
- Learn more (PDF) pdf 10.12.21
- Sample files in VirtualLab Fusion (ZIP) zip 28.09.23
The Optimization Package is a dedicated optimization tool designed to complement VirtualLab Fusion as a powerful optical system optimization software...
- Learn more (PDF) pdf 19.07.24
We investigate diffraction caused by a sample with a rectangular height structure in a Michelson-Interferometer...
- Learn more (PDF) pdf 10.07.24
- Sample files in VirtualLab Fusion (ZIP zip 10.07.24
A Michelson interferometer is used to analyze a podium sample with different wavelengths.
- Learn more (PDF) pdf 29.09.23
- Sample files in VirtualLab Fusion (ZIP) zip 29.09.23
In this use case we demonstrate the change in the effective focal length caused by thermal lensing on a lens. The deformation of the geometry and the steady-state temperature distribution are calculated using Ansys Mechanical and are then imported into VirtualLab.
- Use Case PDF pdf 29.04.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 29.04.21
The ghost image effect in a collimation lens system is investigated, by checking the reflections between uncoated surfaces.
- Use Case (PDF) pdf 19.12.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 19.12.22
We use the Debye-Wolf integral calculator in VirtualLab Fusion for vectorial focal field investigation with different parameters.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
For a diffractive beam shaper used together with focusing lens, the influence from lens aberrations on the system performance is investigated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VitualLab Fusion (ZIP) zip 22.10.21
VirtualLab Fusion enables the detailed analysis of grating structures, with possible changes in the polarization state of the diffracted orders taken into consideration.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
This use case investigates light behind a microlens array. Effects in the near field, focal plane and far field are shown and discussed.
- Use Case (PDF) pdf 10.11.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 10.11.21
An optical metrology system with a silica spaced etalon is set up to measure the sodium D lines in the optical design software VirtualLab Fusion.
- Use Case (PDF)) pdf 21.08.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 21.08.23
This use case explains the physical concepts employed in the k-Layout Visualization tool and demonstrates its usage.
- Learn more (PDF) pdf 05.11.21
- Sample files in VirtualLab Fusion (ZIP) zip 05.11.21
A spatial filtering system with a pinhole is modeled in VirtualLab Fusion. We demonstrate how the opening of the pinhole influences the output beam quality.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A Michelson interferometer is set up with the help of non-sequential tracing technology in VirtualLab Fusion, and the interference fringes in different configurations are demonstrated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this Demo we modeled the light propagation through lenses with a modulated refractive index.
- Demo (PDF) pdf 25.05.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 07.09.20
The Layout Design tool allows to design a custom “Hololens 1”-like augmented or mixed reality system according to the desired specifications.
- Learn more (PDF) pdf 05.11.21
In VirtualLab Fusion you can export a summary of all system parameters in the light path diagram into an XML File. This use case shows how to export the parameters and how to visualize the parameters.
- Learn more (PDF) pdf 12.07.18
As one important issue for near-eye display (NED) design, the propagation of light through waveguide structure with tailored in- and outcoupling gratings can be easily modeled with the help of region and channel concept in VirtualLab Fusion.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this demo a lightguide system is modeled, that uses 2D-periodic grating structures, which is based on the approach from Patent WO2018/178626.
- Demo (PDF) pdf 25.09.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 25.09.20
In this use case we model a lightguide system that uses 2D-periodic grating structures (diamond-shaped), according to the approach from Patent WO2018/178626 (by Wave Optics LTD).
- Learn more (PDF) pdf 20.01.22
- Sample files in VirtualLab Fusion (ZIP) zip 20.01.22
This use case shows a lightguide system with a so-called “butterfly pupil expansion”, based on patent US9791703B1 by Microsoft.
- Learn more (PDF) pdf 28.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 28.08.24
Littrow configuration is the chosen denomination for a very commonly used way of orientating a blazed grating in monochromators, spectrometers ...
- Learn more (PDF) pdf 20.07.23
- Sample files in VirtualLab Fusion (ZIP) zip 20.07.23
The Fiber Mode Calculator can be used to calculate linearly polarized (LP) propagation modes in a step-index fiber with a single core or graded-index fiber.
- Learn more (PDF) pdf 02.09.22
We build up a Mach-Zehnder interferometer in VirtualLab Fusion and demonstrate how the tilt and shift of component affect the interference fringe.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this demo we will explain the optical setup for uniformity detector with different eye positions.
- Demo (PDF) pdf 28.11.19
In this use case we analyze the performance of a diffractive quarter waveplate, designed for a CO2 laser.
- Learn more (PDF) pdf 06.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 06.08.24
Based on selected examples, we show how to construct and configure metagrating structure and materials in VirtualLab Fusion.
- Learn more (PDF) pdf 22.06.23
- Sample files in VirtualLab Fusion (ZIP) zip 22.06.23
It is demonstrated that the contrast of the structured illumination pattern is influenced by the polarization of the incident beam.
- Use Case (PDF) pdf 17.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 17.11.22
With the Mie solution for an electromagnetic plane wave in VirtualLab Fusion, we investigate the scattering effect of spherical particles with different radii and made of different materials.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 20.01.23
This use case demonstrates how volume gratings can be modeled and analyzed in the optical design software VirtualLab Fusion.
- Learn more (PDF) pdf 03.04.24
- Sample files in VirtualLab Fusion (ZIP) zip 03.04.24
We demonstrate how such an interferometer can be realized in VirtualLab Fusion...
- Learn more (PDF) pdf 18.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 18.07.24
We design and construct a blazed metagrating in VirtualLab Fusion using square nano pillars, analyze its polarization-dependent diffraction efficiency, and further optimize it.
- Use Case (PDF) pdf 22.09.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.09.22
This use case shows a physical optics simulation of a Herriott Cell for gas spectroscopy, including a demonstration with CO2.
- Learn more (PDF) pdf 21.08.23
- Sample files in VirtualLab Fusion (ZIP) zip 21.08.23
This use case demonstrates the modeling of a device of a simple “HoloLens 1”-type layout with a Light Guide component capable of guiding light with a 32° × 18° FoV.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 24.10.22
Such metalenses are sensitive to the polarization of the input field and in this example we demonstrate the polarization behavior.
- Demo (PDF) pdf 28.11.19
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.11.19
Metasurfaces allow to imitate a propagation in free space much longer than the actual thickness of the plate...
- Learn more (PDF) pdf 28.07.23
- Sample files in VirtualLab Fusion (ZIP) zip 28.07.23
This document demonstrates how a VCSEL array source can be modeled in VirtualLab Fusion.
- Use Case (PDF) pdf 04.08.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 04.08.21
An image projection system is set up using the panel-type source. The performance of the system is evaluated by observing the spot grid in both the spatial and angular domains.
- Use Case (PDF) pdf 11.09.18
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 11.09.18
We model the generation of Bessel beams with axicon with round tip and investigate how the round tip may influence the Bessel beam evolution.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the non-sequential field tracing technique, the regarding interference patterns are modeled including vectorial effects.
- Use Case (PDF) pdf 12.09.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 12.09.22
The Foucault knife-edge test is a well-known historical experiment to determine the characteristics of a given concave-shaped mirror. In this use case we model this test for a spherical and a parabolic mirror.
- Learn more (PDF) pdf 25.09.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.09.24
In VirtualLab Fusion, we perform a fully physical-optics modeling of a Graded-index lens system, which includes the polarization crosstalk effects.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A fast approach for light propagation through a GRIN medium, which includes the polarization crosstalk effect, is implemented, and its validity and advantages are shown in comparison with a rigorous solver.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the help of typical examples, we explain how to model grating within system and discuss topics like alignment of gratings, grating order selection, and angular response setting.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The imaging properties of microlens array with different lens shapes are investigated. Change of the focal spots with respect to aberration of input field is demonstrated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This Use Case demonstrates this capability in the context of CO₂ absorption measurement.
- Learn more (PDF) pdf 29.11.24
- Sample files in VirtualLab Fusion (ZIP) zip 29.11.24
In this demo we show that the field distribution is similar as the prediction of ray tracing result (when the sphere enlarged, calculation time of RK
- Demo (PDF) pdf 07.01.20
We demonstrate the modeling of the Talbot effect, a well-known near-field diffraction effect from periodic structures such as gratings.
- Use Case (PDF) pdf 25.06.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 25.06.24
We illustrate the modeling of interference and vignetting effects at a total internal reflection (TIR) prism. Dependent on the characteristics of the impinging light, these effects are introduced by the narrow gap between both prism parts.
- Use Case (PDF) pdf 18.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 18.11.22
This document demonstrates how to achieve the desired intensity distribution of a specific VCSEL source via parametric optimization of two uncorrelated Gaussian modes with the help of the Multiple Light Source.
- Use Case (PDF) pdf 04.08.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 28.11.24
A hybrid eyepiece with a real diffractive lens surface is imported from Zemax OpticStudio® and analyzed further in VirtualLab Fusion.
- Learn more (PDF) pdf 14.10.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.10.22
A module is programmed to measure the FFT execution time for a quadratic field with different numbers of sampling points, in float and/or double precision.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this Demo we seek to model the Moiré pattern in an optical setup.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
In the field of AR/MR, the accurate calculation of the achievable optical performance is one of the major tasks in optical design.
- Learn more (PDF) pdf 03.04.24
By using the non-sequential tracing technique in VirtualLab, the ray tracing analysis of a glass plate is performed.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Gouy phase shift, which is a p phase term, can be observed by a Mach-Zehnder interferometer. The interference along optical axis is constructive before focus, while destructive behind focus.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The vital role of diffraction in the Poisson-spot experiment provided proof of the wavelike nature of light.
- Use Case (PDF) pdf 20.06.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This document illustrates the generation of vortex-array laser beams using an Ince-Gaussian source.
- Use Case (PDF) pdf 28.04.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 28.04.23
A complete wafer inspection system including high-NA focusing effect and light interaction with microstructures is modeled, and the formation of image is demonstrated.
- Use Case (PDF) pdf 03.02.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 03.02.23
This use case introduces the basic configuration of an anisotropic medium.
- Learn more (PDF) pdf 29.07.21
In this example, we select one commercially available lens and show how to find the optimal working distance to obtain maximum fiber coupling efficiency by using field tracing.
- Learn more (PDF) pdf 12.08.22
- Sample files in VirtualLab Fusion (ZIP) zip 12.08.22
We investigate two strategies of an equidistant gridded moth-eye structure, evaluating their efficancy and outcomes in optimizing AR properties.
- Use Case (PDF) pdf 06.08.24
Lightguide or waveguide-based systems have proven to be a good approach for many AR/VR applications. To achieve high performance...
- Use Case (PDF) pdf 29.01.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 29.01.24
We demonstrate the design workflow for optimizing a rectangular grating for one specific incidence direction to obtain maximum efficiency for a specific diffraction order.
- Use Case (PDF) pdf 01.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 14.11.22
This use case demonstrates how to optimize a lightguide with continuously varying fill factor of the gratings in the EPE and outcoupler regions to achieve adequate lateral uniformity in the eyebox.
- Learn more (PDF) pdf 01.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 01.11.22
To ensure uniform multiple waveguide output channels, the outcoupling gratings are optimized, with their efficiencies calculated by the rigorous Fourier modal method.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this use case we will explain the advanced orientation setting for gratings within a grating region. Currently grating regions are only available within the waveguide toolbox.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The Parameter Variation Analyzer which enables the analysis of the entire system and further process the data obtained.
- Learn more (PDF) pdf 25.06.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.06.24
With the Fourier modal method (FMM) as the kernel on which parametric optimization a slanted grating is designed to achieve high diffraction efficiency.
- Use Case (PDF) pdf 22.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.11.22
In VirtualLab Fusion, users can easily construct a two-mirror laser resonator, and use parametric optimization to design this resonator to generate a desired output mode.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the parametric optimization in VirtualLab Fusion, the design of a fiber coupling lens with conical surface into a single-mode fiber is presented.
- Use Case (PDF) pdf 12.08.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 12.08.22
This use case introduces the Paraxial Assumptions tool, demonstrating its options and providing a workflow of how to use it.
- Learn more (PDF) pdf 18.07.24
- Sample files in VirtualLab Fusion (ZIP) zip 18.07.24
A scanning system consisting a dual-axis galvanometer and an aspherial focusing lens is modeled, with the rotation of the mirrors taken into simulation as in the practical case.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
With the scanning source in VirtualLab Fusion, we analyze the performance of an F-Theta lens, by measuring the focal spot position deviation and the spot size for different scan angles.
- Use Case (PDF) pdf 07.07.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 07.07.23
The account different powerful computer system it, performance based parameters are introduced and explained.
- Learn more (PDF) pdf 11.09.24
This document illustrates the usage of the global options for personalization of the view settings of the VirtualLab Fusion.
- Learn more (PDF) pdf 24.06.21
With the flexible Fourier transform settings in VirtualLab Fusion, we model the diffraction effect from surface apertures and pinholes in a low-Fresnel-number system.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This feature use case demonstrates the capabilities of the Polarization Analyzer for the analysis and optimization of grating structures.
- Learn more (PDF) pdf 28.02.22
- Sample files in VirtualLab Fusion (ZIP) zip 28.02.22
The conversion of polarization of linearly polarized light in a calcite crystal is demonstrated in VirtualLab Fusion.
- Use Case (PDF) pdf 04.08.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 04.08.21
This Use Case shows how to visualize the polarization state of light, represented as complex electromagnetic wave in a depictive way.
- Learn more (PDF) pdf 20.02.23
- Sample files in VirtualLab Fusion (ZIP) zip 20.02.23
We construct a binary grating with sub-wavelength structure following the principle of form birefringence and demonstrate its polarization-dependent properties.
- Use Case (PDF) pdf 15.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 15.11.22
To model polarizer used in non-paraxial cases, an idealized model is implemented in VirtualLab, and the effect of a polarizer in the focal region is presented.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In VirtualLab Fusion, users can select which information of position and orientation to be shown. This use case shows how to set up the position and orientation information display in a Light Path View.
- Learn more (PDF) pdf 14.11.22
This use case demonstrate how to configure the position and orientation of optical elements within optical setups.
- Learn more (PDF) pdf 26.06.24
- Sample files in VirtualLab Fusion (ZIP) zip 26.06.24
We demonstrate the Goos-Hänchen shift for a dielectric slab with weak absorption, by measuring the lateral shift of the reflected beam with respect to the incidence angle.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
STED Microscopy describes a commonly used technique to achieve super resolution in biological applications.
- Learn more (PDF) pdf 05.06.23
- Sample files in VirtualLab Fusion (ZIP) zip 05.06.23
This Use Case introduces the Speed vs. Accuracy tool which allows the user to customize global sampling parameter.
- Learn more (PDF) pdf 23.12.22
This use case introduces the Profile Editor in VirtualLab Fusion.
- Learn more (PDF) pdf 23.12.22
In this programming example, we present some functions which were used in the Classic Field Tracing engine to propagate an electromagnetic field that was represented in an equidistantly sampled form.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This Use Case introduces the Programmable Medium and shows how to customize your own dispersion Formula.
- Learn more (PDF) pdf 25.06.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.06.24
We show how to use a Programmable Grating Analyzer to access the grating diffraction information, to display it, and to use it for further analysisor optimization.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This example shows how to use Programmable Pulse Spectrum to generate a chirped Gaussian pulse, with the pulse specification given in time domain.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Based on the fully vectorial electromagnetic field information, a Programmable Detector is done for the calculation of the degree of coherence.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Based on the full field information, and together with the Programmable Detector, several typically used merit functions in diffractive optics are realized in this example.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This example illustrate the access on field values in a Programmable Detector via source code, and it calculates the sum of all squared amplitudes on the optical axis including all field components.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A Programmable Detector is constructed for saving a light distribution (harmonic fields set) to the desired file path on the hard disk.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this programming example we illustrate how to code a transmission function that imitates an opaque screen punctured by two round holes.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
An example snippet is presented for defining a double slit function, with customizable slit width and distance in between.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This example shows how to realize an array of micro-lenses on a rectangular grid by using the Programmable Interface in VirtualLab.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Gauging the accuracy of a given result is fundamental in science and engineering. In this use case we show you how to program a module to compute the standard deviation between two fields.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This programmable module is designed to be applied to the sharp result of a designed structure, and it will round off the edges according to user-specified values.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this document you can find an example for the Programmable Function which defines an arbitrary number of equidistant slits with an arbitrary width and distance.
- Learn more (PDF) pdf 25.01.19
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A convex-plano single lens is analyzed by scanning over the radius of curvature and its thickness with the Programmable Parameter Run in VirtualLab Fusion.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this document you can find an example for the Programmable Interface. Although the sinusoidal surface is provided ready-made in the catalog, we show you how to code it for illustration purposes.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this example, the generation of sinusoidal volume grating is demonstrated, with the grating period and the refractive index modulation as user-defined parameters.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This document shows a customizable spectral band filter in a system with a Gaussian pulse with a homogeneous spectrum.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A truncated cone structure is generated using the Programmable Interface, with its specifications (height, top/base diameter) as user-defined parameters.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
Using the Programmable Interface in VirtualLab Fusion, an anamorphic surface is programmed and especially with the surface gradient analytically given.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this programming example we illustrate how to use the Programmable Function in VirtualLab to create a custom idealised component that performs like an axicon.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
VirtualLab Fusions programmable tools offer maximum flexibility in the definition of physical behavior.
- Learn more (PDF) pdf 26.06.24
- Sample files in VirtualLab Fusion (ZIP) zip 26.06.24
This example shows how to use a customized C# module to execute an IFTA design in VirtualLab Fusion.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
See how to create a radially and an azimuthally polarized source, experimenting in the process with the programming of light sources and the potential of the Combined Light Source feature.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
We investigate the relationship between the broadening of an ultrashort pulse and the dispersion of given materials that the pulse propagates through.
- Use Case (PDF) pdf 21.01.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 21.01.22
We investigate the effects of subjecting an ultrashort pulse to propagation through a lens with high numerical aperture, in terms of its spatial, as well as of its temporal, profile.
- Use Case (PDF) pdf 26.06.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 26.06.24
This Use Case demonstrates the characteristics of an ideal SSTF Setup including the effects of chirp.
- Use Case (PDF) pdf 26.06.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 26.06.24
This use case demonstrates the modeling a compact reflective microscope system with a very high numerical aperture of 0.99 using VirtualLab Fusion’s fast physical optics technology. Further the result is compared to a reference.
- Learn more (PDF) pdf 04.02.22
- Sample files in VirtualLab Fusion (ZIP) zip 04.02.22
This demonstration simulates a retro reflector with rough surfaces.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
We demonstrate how a random rough surface can be modeled and analyzed in the optical design software VirtualLab Fusion.
- Learn more (PDF) pdf 03.04.24
- Sample files in VirtualLab Fusion (ZIP) zip 03.04.24
Following the Rayleigh criterion, we investigate the resolution of three microscope objective lenses with different numerical apertures.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
It is demonstrated that the resolution of a microscopy system depends on its numerical aperture.
- Use Case (PDF) pdf 18.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 18.11.22
A physical-optics-based simulation of Czerny-Turner setup consisting of parabolic mirrors and blazed grating for Sodium doublet examination, is investigated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This Use Case demonstrates a photonic lattice gratings.
- Learn more (PDF) pdf 27.09.24
- Sample files in VirtualLab Fusion (ZIP) zip 30.09.24
This example shows a detector add-on that converts results so that an averaged value is output for each adjustable number of data points.
- Learn more (PDF) pdf 29.11.24
- Sample files in VirtualLab Fusion (ZIP) zip 29.11.24
In this demo we show how to design a diffuser for distinct target pattern for each of the RGB wavelengths. Furthermore, we will generate a Lightguide setup for guiding and separated outcoupling of the RGB modes.
- Demo (PDF) pdf 25.05.20
With the Fourier modal method and the parametric optimization in VirtualLab Fusion, we demonstrate the analysis and design of anti-reflective moth-eye structures.
- Use Case (PDF) pdf 22.11.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.11.24
With the rigorous Fourier modal method (FMM), we analyze the effects, especially the phase modulation, of nanopillar structures with varying diameters - the building blocks of metalenses.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
We apply the Fourier modal method (FMM / RCWA) within VirtualLab Fusion to analyze resonant waveguide gratings rigorously and demonstrate how to check the resonant effects with focused Gaussian beams.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
This use case demonstrates a robustness optimization for a slanted grating that has a slightly varying fill factor.
- Learn more (PDF) pdf 08.12.23
- Sample files in VirtualLab Fusion (ZIP) zip 08.12.23
We demonstrate how to use Python to run an optical simulation in VirtualLab Fusion.
- Learn more (PDF) pdf 31.03.23
- Sample files in VirtualLab Fusion (ZIP) zip 31.03.23
In this Demo we seek to simulate the interference pattern in a Sagnac interferometer setup.
- Demo (PDF) pdf 06.10.20
- Demo and sample files in VirtualLab Fusion (ZIP) zip 06.10.20
This use case demonstrates the usage of the Savitzky-Golay filter in order to smooth out a measured spectrum.
- Learn more (PDF) pdf 14.01.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.01.22
The scanning mode of the Parameter Run document generates a simulation series of all combinations of specified parameter variations and provides specifically suited output options.
- Learn more (PDF) pdf 22.08.22
- Sample files in VirtualLab Fusion (ZIP) zip 22.08.22
The simulation of a Schmidt-Cassegrain telescope with VirtualLab Fusion. It also investigates the aberration effects in a sample system.
- Learn more (PDF) pdf 09.12.22
- Sample files in VirtualLab Fusion (ZIP) zip 09.12.22
Design of different types of cells arrays, which are used behind white light LED for generating customized patterns, are presented.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The working principle of a Shack-Hartmann sensor is shown using plane waves and spherical waves with different values of the numerical aperture. The sensor itself consists of a double-convex microlens array.
- Use Case (PDF) pdf 30.09.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 30.09.21
A waveguide combiner is illuminated with a test image that consists of more than 10,000 pixels.
- Learn more (PDF) pdf 27.11.23
- Sample files in VirtualLab Fusion (ZIP) zip 27.11.23
- Learn more (PDF) pdf 06.05.22
- Sample files in VirtualLab Fusion (ZIP) zip 06.05.22
This use case demonstrates the application of conical refraction as a tool for polarization metrology.
- Learn more (PDF) pdf 04.04.22
- Sample files in VirtualLab Fusion (ZIP) zip 04.04.22
When a linearly polarized beam is focused by a high-NA lens, the focal spot shows asymmetry due to the relatively strong Ez component.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
When SLMs are often employed as programmable diffractive optical elements, the influence from the pixel gaps on the system performance is investigated.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
The investigation of the influence of real gratings on the efficiency and uniformity of a lightguide are of essential importance. This use case shows an example with a slanted grating as incoupler and binary surface relief grating as EPE and outcoupler.
- Use Case (PDF) pdf 11.11.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 11.11.21
In this use case, the relationship between the number of alternate birefringent layers and the Bragg reflection condition is explored with VirtualLab Fusion. The variation of the reflectance efficiency with different wavelengths and incident angles is further investigated.
- Learn more (PDF) pdf 25.09.24
- Sample files in VirtualLab Fusion (ZIP) zip 25.09.24
This document illustrates how to use the Multiple Light Source in VirtualLab Fusion.
- Learn more (PDF) pdf 05.06.23
- Sample files in VirtualLab Fusion (ZIP) zip 05.06.23
This use case shows the modeling a reflective pyramid wavefront sensor by using VirtualLab Fusion’s Field Tracing technology.
- Learn more (PDF) pdf 31.01.22
- Sample files in VirtualLab Fusion (ZIP) zip 31.01.22
Three types of gratings (modeled by phase-only transmissions) are employed in a single grating interferometer for the x-ray...
- Use Case (PDF) pdf 10.11.23
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 10.11.23
We model a complete high-NA Fourier microscopy system for single-molecule imaging. Exemplarily, we show the effect of e.g. Fresnel losses at interfaces, diffraction from apertures, and compare the simulation results to a reference.
- Use Case (PDF) pdf 04.02.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 04.02.22
For optical elements, which cannot be found in the catalogs of VirtualLab Fusion, users are able to create them by using programmable objects, e.g., programmable source, interface, medium and detector. The programming language is C#. The source code editors is the most important structure of all programmable objects. This use case introduces the general structure of the source code editor.
- Learn more (PDF) pdf 14.11.22
This use case covers the user-friendly interface to select grating orders and specify their efficiencies (either idealized or calculated rigorously) for the grating regions of a light guide.
- Learn more (PDF) pdf 28.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 28.10.21
This Use Case demonstrates a component that facilitates the inclusion and specification of spherical lenses in VirtualLab Fusion.
- Learn more (PDF) pdf 27.06.24
This use case demonstrates how to model the moth-eye structure by a statistical distribution of cones. For this purpose, the Random Cone Interface is used.
- Learn more (PDF) pdf 03.04.24
- Sample files in VirtualLab Fusion (ZIP) zip 03.04.24
By using an idealized non-paraxial polarizer model, the interaction of a polarizer with incident wave from different angles is investigated, and the results are characterized by Stokes parameters.
- Learn more (PDF) pdf 12.10.18
- Sample files in VirtualLab Fusion (ZIP) zip 12.10.18
This use case introduces the Stratified Media Component and gives an overview of its options, settings, and electromagnetic field solver.
- Learn more (PDF) pdf 30.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 30.08.24
The stress-induced birefringence in a YAG crystal is investigated, by examining the change of output field with respect to the strength of stresses.
- Use Case (PDF) pdf 22.03.24
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.03.24
We demonstrate, according to T. Clausnitzer et al., how to build up a pulse stretching or compression system with two transmission gratings. Especially, we analyze the polarization dependency of such systems.
- Use Case (PDF) pdf 22.10.21
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In VirtualLab Fusion the user can design phase functions, which works as beam shaper, beam splitter and diffuser. This use case shows the usage of the structure design tool, which can be used to convert the phase function into a height profile.
- Learn more (PDF) pdf 14.11.22
- Sample files in VirtualLab Fusion (ZIP) zip 14.11.22
VirtualLab Fusion enables the user to build up an optical system once and analyze it with different tracing techniques. This use case demonstrates how the non-sequential analysis of your setup can be performed.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
In this document, the application and advantages of the System Modeling Analyzer tool are demonstrated at two different examples.
- Learn more (PDF) pdf 28.08.24
- Sample files in VirtualLab Fusion (ZIP) zip 28.08.24
With the region concept in VirtualLab Fusion, apertures with arbitrary shapes can be defined flexibly. Situations with fully and partially illuminated apertures are shown.
- Learn more (PDF) pdf 22.10.21
- Sample files in VirtualLab Fusion (ZIP) zip 22.10.21
A phase mask with a layer of cones is modeled rigorously in VirtualLab Fusion. Different Talbot images are detected, with the pillar pattern reproduced in the primary image plane and the hole pattern in the secondary.
- Use Case (PDF) pdf 23.03.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 14.11.22
Two commonly used, but very different algorithms for the analysis of diffraction efficiencies of gratings are investigated: TEA and FMM.
- Use Case (PDF) pdf 22.11.22
- Use Case and sample files in VirtualLab Fusion (ZIP) zip 22.11.22