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:
Aug. 20, 2024
Filed:
Dec. 12, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Katsuhiko Sato, Tochigi, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); H04N 23/71 (2023.01); H04N 23/75 (2023.01);
U.S. Cl.
CPC ...
G09G 3/342 (2013.01); H04N 23/71 (2023.01); H04N 23/75 (2023.01);
Abstract
In order to provide an optical apparatus capable of adjusting a light amount in each of a plurality of optical systems with a simple structure, the optical apparatus according to the present invention includes a plurality of optical systems each of which includes a stop, a storing unit configured to store information indicating a relationship between target aperture diameters of the stop and target light amounts in the respective optical systems, and a controller configured to adjust a light amount by changing an aperture diameter of the stop in the respective optical systems based on the information.