ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,714, issued on Aug. 11, was assigned to Goertek Optical Technology Co. Ltd (Weifang, China).
"Optical system and virtual reality device" was invented by Chun Yang (Weifang, China) and Qi Sun (Weifang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are an optical system and a virtual reality device. The optical system comprises a display unit (10) and a first lens (20), the first lens (20) comprises a first surface (21) and a second surface (22), and the second surface (22) has a planar structure; an optical splitter is provided between the first surface (21) and the display unit (10); a first phase retarder (30) and a polarization re...