Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Oleg Yaroshchuk0
Ying Geng0
Fenglin Peng0
Date of Patent
December 5, 2023
0Patent Application Number
168721090
Date Filed
May 11, 2020
0Patent Citations
Patent Primary Examiner
Patent abstract
An example eye-tracking optical assembly includes a light source for illuminating an eye, a first diffraction type polarizing beam splitter (DT-PBS), and a second DT-PBS, wherein the first DT-PBS is configured to direct, based on polarization, a first portion of light from the second DT-PBS towards an eye-tracking detector.
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