Slanted gratings are well known for the fact that they can provide high diffraction efficiency for a predefined order. This fact turns out to be of great use in many applications, such as back light, optical interconnectors, and near-eye displays.
In the new release of VirtualLab, slanted gratings can be configured in a very convenient manner, with flexible control of all the grating parameters. As an example, by varying the slant angle, grating depth, and filling factor, a slanted grating is optimized using the rigorous Fourier modal method.

Parametric Optimization and Tolerance Analysis of Slanted Gratings
A slanted grating optimized with the rigorous Fourier modal method to achieve high diffraction efficiency for incoupling into light guiding structures.
Advanced Configuration of Slanted Gratings
Coated slanted gratings can be configured easily in VirtualLab. This use case explains the available options for the customization of slanted gratings.
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