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. 05, 2023
Filed:
Mar. 18, 2019
Sony Corporation, Tokyo, JP;
Toshifumi Yasui, Kanagawa, JP;
SONY CORPORATION, Tokyo, JP;
Abstract
An optical system of the present disclosure includes a projection optical system, an optical path splitting unit, and a detection optical system. The projection optical system includes a plurality of lenses and projects, on a projection surface, an image generated by a light valve. A detection object is on side of the projection surface, and object light is incident from the side of the projection surface. The optical path splitting unit is on the side of the projection surface relative to one of the plurality of lenses most adjacent to the light valve. The detection optical system includes at least one lens between an imaging device and the optical path splitting unit. The object light is incident through the optical path splitting unit on the detection optical system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile