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.

Date of Patent:
Feb. 17, 2026

Filed:

Mar. 15, 2023
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Yusuke Fujiwara, Tokyo, JP;

Taro Murakami, Tokyo, JP;

Kiyoshi Nitto, Saitama, JP;

Yosuke Fukai, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/00 (2021.01); G02B 7/14 (2021.01); G03B 35/08 (2021.01);
U.S. Cl.
CPC ...
G02B 7/006 (2013.01); G02B 7/14 (2013.01); G03B 35/08 (2013.01);
Abstract

A lens mount is configured to enable a lens apparatus that includes a first optical system and a second optical system to be attached to and detached from an image pickup apparatus. The lens mount includes a cover member having a first opening for the first optical system and a second opening for the second optical system, and a filter member movable between a first state in which the filter member retreats from the first opening and the second opening and a second state in which the filter member enters the first opening and the second opening. The filter member becomes in the first state by simultaneously retreating from the first opening and the second opening, and becomes in the second state by simultaneously entering the first opening and the second opening.


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