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:
May. 09, 2023
Filed:
Jul. 22, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Akihiko Masuki, Kawasaki, JP;
Kenta Takai, Yokohama, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/09 (2021.01); G02B 27/64 (2006.01); G03B 5/06 (2021.01); G03B 13/36 (2021.01);
U.S. Cl.
CPC ...
G02B 7/09 (2013.01); G02B 27/646 (2013.01); G03B 5/06 (2013.01); G03B 13/36 (2013.01); G03B 2205/0023 (2013.01); G03B 2205/0069 (2013.01);
Abstract
A lens apparatus includes a first lens holder held by a first cam follower and movable in an optical axis direction, a second lens holder held by a second cam follower and movable in the optical axis direction, and a biasing member provided between the first lens holder and the second lens holder. The biasing member is disposed at the same phase as that of at least one of the first cam follower and the second cam follower and closer to an optical axis than the at least one when viewed from the optical axis direction, and overlaps the at least one in the optical axis direction.