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US 2021/0263313 A1Published application
High refractive index optical device formed based on solid crystal and fabrication method thereof
AssigneeFacebook Technologies, LLC
InventorsTanya MALHOTRA, Tingling RAO, Andrew John OUDERKIRK, Arman BOROMAND, Lafe Joseph PURVIS, Oleg YAROSHCHUK, Sheng YE, Sandeep REKHI
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Abstract
An optical element is provided. The optical element includes a solid crystal including crystal molecules aligned in a predetermined alignment pattern at least partially defined by an alignment structure.
Claims20
An optical element, comprising:
- a solid crystal including crystal molecules aligned in a predetermined alignment pattern at least partially defined by an alignment structure.
A solid crystal, comprising:
- a crystal layer having a crystal orientation varying along at least one in-plane direction, a refractive index in a range of 1.6-2.6, and an optical anisotropy of greater than or equal to 0.1.
Dependencies are inferred from the claim text.