The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 30, 2025
Filed:
May. 31, 2023
Aac Optics (Changzhou) Co., Ltd., Changzhou, CN;
Siyuan Jiang, Changzhou, CN;
AAC OPTICS (CHANGZHOU) CO., LTD., Changzhou, CN;
Abstract
The present disclosure relates to the technical field of near-to-eye display and discloses an optical system including, from an anterior side to a posterior side: an image surface, a circular polarizer; a third lens, a beam splitter, a second lens, a quarter waveplate, a first lens, a reflective polarizing film and an aperture, wherein the circular polarizer is attached to a posterior side of the image surface, the beam splitter is attached to an anterior-side surface of the second lens, the first lens and the second lens are glued together, the quarter waveplate is provided between the first lens and the second lens, the reflective polarizing film is attached to a posterior-side surface of the first lens, satisfying following conditions: VD≥16.00 mm, SDmax≤30.00 mm, L≤15.00 mm and f12/f≤1.00. The optical system has good optical functions while satisfying a desire of design in a small size and a light weight.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile