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:
Oct. 21, 2025
Filed:
Sep. 13, 2021
Applicant:
Nikon Corporation, Tokyo, JP;
Inventor:
Ichiro Imaei, Tokyo, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 5/00 (2006.01);
U.S. Cl.
CPC ...
G02B 7/02 (2013.01); G02B 5/005 (2013.01);
Abstract
In order to reduce the noise of a lens barrel, the lens barrel includes a plurality of diaphragm blades, a driver driving the plurality of diaphragm blades, a first opening member that holds the driver, a second opening member including a plurality of facing portions opposed to the first opening member in an optical axis direction, and a plurality of buffer members disposed between the first opening member and the plurality of facing portions, respectively, wherein the plurality of buffer members position the first opening member with respect to the second opening member.