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US 2025/0093563 A1Published application
Angular occlusion filter
AssigneeMeta Platforms Technologies, LLC
InventorsZhimin Shi, Zhaoyu Nie, Sheng Ye, Arman Boromand, Xiayu Feng, Andrew John Ouderkirk
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Abstract
An optical element includes a display device and an angular occlusion filter disposed over at least one surface of the display device. The angular occlusion filter may be configured to modulate one or more of transmission, reflection, and polarization of image or ambient light incident upon the display device.
Claims20
An angular occlusion filter comprising:
- a multilayer stack comprising alternating first and second polymer layers, wherein the first polymer layers comprise an optically anisotropic polymer material and the second polymer layers comprise an optically isotropic polymer material.
An angular occlusion filter comprising:
- a multilayer stack comprising alternating first and second layers, wherein the first layers comprise an optically anisotropic material and the second layers comprise an optically isotropic material.
An optical element comprising:
- a display device;
- and
- an angular occlusion filter disposed over at least one surface of the display device.
Dependencies are inferred from the claim text.