Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sam Rubin0
Cary Zhang0
Lichao Zhang0
Date of Patent
March 21, 2017
0Patent Application Number
148523920
Date Filed
September 11, 2015
0Patent Primary Examiner
Patent 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.
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