Invention Grant
- Patent Title: Depolarizers and methods of making thereof
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Application No.: US14852392Application Date: 2015-09-11
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Publication No.: US09599834B2Publication Date: 2017-03-21
- Inventor: Lichao Zhang , Sam Rubin , Cary Zhang
- Applicant: Thorlabs, Inc.
- Applicant Address: US NJ Newton
- Assignee: Thorlabs, Inc.
- Current Assignee: Thorlabs, Inc.
- Current Assignee Address: US NJ Newton
- Agency: Graham Curtin, P.A.
- Main IPC: G02B27/28
- IPC: G02B27/28 ; B05D3/00 ; B05D3/06 ; G02B5/30 ; B05D5/06

Abstract:
A depolarizer, including: a photoalignment layer deposited on the substrate; and a birefringent layer deposited on the photoalignment layer; wherein the photoalignment layer includes a plurality of segments, each segment with a different fast axis orientation and a different pretilt angle, such that each segment of the birefringent layer over the corresponding segment of the photoalignment layer has a different fast axis angle and a different birefringent value.
Public/Granted literature
- US20160077352A1 DEPOLARIZERS AND METHODS OF MAKING THEREOF Public/Granted day:2016-03-17
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