Invention Grant
- Patent Title: Tunable liquid crystal lens with electrically tunable axis of astigmatism
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Application No.: US17080304Application Date: 2020-10-26
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Publication No.: US11442332B1Publication Date: 2022-09-13
- Inventor: Robert Arthur Sprague , Jim Weijian Li , Haiwei Chen
- Applicant: Amazon Technologies, inc.
- Applicant Address: US WA Seattle
- Assignee: Amazon Technologies, inc.
- Current Assignee: Amazon Technologies, inc.
- Current Assignee Address: US WA Seattle
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: G02F1/29
- IPC: G02F1/29 ; G02C7/08
Abstract:
An optical system includes a first set of electrodes arranged in a concentric pattern and a liquid crystal material in electrical communication with the first set of electrodes. The optical system also includes a second set of electrodes arranged in a two-dimensional pattern and in electrical communication with the liquid crystal material.
Information query
