Gridded Segmentation of Grating Regions in Lightguide

Abstract

In lightguides, grating regions are sometimes implemented using gridded segmentation to facilitate specific structural or fabrication requirements. Here we demonstrate how to configure gridded segmentation within grating regions using VirtualLab Fusion.

VirtualLab Fusion Configuration

  • VirtualLab Fusion VirtualLab Fusion
  • Grating Package Grating Package

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Tutorial

Construction of a Light Guide

Light guides with coupling gratings can be set up in VirtualLab Fusion using the Light Guide component and its flexible region definition.

Use Case

Optimization of Lightguide with Continuously Modulated

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.