Invention Grant
- Patent Title: Photochromic optical element
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Application No.: US16854181Application Date: 2020-04-21
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Publication No.: US11320684B2Publication Date: 2022-05-03
- Inventor: Jasmine Soria Sears , Afsoon Jamali , Yun-Han Lee
- Applicant: Facebook Technologies, LLC
- Applicant Address: US CA Menlo Park
- Assignee: Facebook Technologies, LLC
- Current Assignee: Facebook Technologies, LLC
- Current Assignee Address: US CA Menlo Park
- Agency: Freestone Intellectual Property Law PLLC
- Agent Aaron J. Visbeek
- Main IPC: G02F1/1333
- IPC: G02F1/1333 ; G02F1/137 ; G02F1/01 ; G02B27/01
Abstract:
An optical element includes a first boundary layer and a second boundary layer. A solution is disposed between the first boundary layer and the second boundary layer. The solution includes liquid crystals co-mingled with oblong photochromic dye molecules.
Public/Granted literature
- US20210103180A1 Photochromic Optical Element Public/Granted day:2021-04-08
Information query
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