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:
Jan. 12, 2021
Filed:
Jul. 09, 2019
Applicant:
Nikon Corporation, Tokyo, JP;
Inventor:
Akihiko Kawai, Kawasaki, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 17/14 (2006.01); H04N 5/225 (2006.01); G02B 7/14 (2006.01); G03B 17/56 (2006.01); G03B 19/02 (2006.01);
U.S. Cl.
CPC ...
G03B 17/14 (2013.01); G02B 7/14 (2013.01); H04N 5/2254 (2013.01); G03B 17/566 (2013.01); G03B 19/02 (2013.01);
Abstract
A camera accessory, at which light from a subject enters, detachably mountable at a camera body, includes: a communication unit that communicates with the camera body; and a first storage unit that stores a discriminating signal indicating whether or not another device capable of communicating with the camera body is mountable on a subject side of the camera accessory, wherein: the communication unit transmits the discriminating signal to the camera body.