Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mark T. Bolas0
Ian E. McDowall0
Date of Patent
November 30, 2021
0Patent Application Number
166543710
Date Filed
October 16, 2019
0Patent Primary Examiner
Patent abstract
The effective focal length of an optical system can be electronically controlled using switchable wave plates in conjunction with polarized light.
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