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:
Jul. 06, 2021
Filed:
Jul. 03, 2019
Applicant:
Nikon Corporation, Tokyo, JP;
Inventor:
Akihiko Kawai, Kawasaki, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 17/14 (2021.01); H04N 5/225 (2006.01); H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
G03B 17/14 (2013.01); H04N 5/2254 (2013.01); H04N 5/23212 (2013.01); H04N 5/23258 (2013.01); H04N 5/23287 (2013.01);
Abstract
An interchangeable lens that is removably attachable to a camera body includes: a moving member that is movable within the interchangeable lens; a first communication unit that performs first communication with the camera body; and a second communication unit that performs second communication in which data is periodically transmitted to the camera body; wherein: the data transmitted in the second communication includes first information indicating a position of the moving member and second information that can be used for calculation of a movement amount of the moving member.