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:
Dec. 03, 2019

Filed:

Apr. 01, 2018
Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventors:

Yi Pan, Saitama, JP;

Junji Hayashi, Saitama, JP;

Kazufumi Sugawara, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01); G03B 17/00 (2006.01); G03B 17/14 (2006.01); H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
G03B 17/14 (2013.01); H04N 5/23209 (2013.01);
Abstract

Provided are a lens system, an accessory, a communication method, and a non-transitory recording medium readable by a computer for recording a program capable of accurately specifying an accessory without providing dedicated terminals for an interchangeable lens and the accessory. The lens system is a lens system including an interchangeable lensand an accessory, the interchangeable lens includes a lens control unit that performs bidirectional data communication with the accessory necessary for acquisition of at least identification information of the accessory before starting data communication with the camera body, and the accessory includes an accessory control unit to which a power supply terminal and an input and output terminal among a plurality of signal lines are connected, and that replies with identification information of the accessory when the accessory control unit receives a request for acquisition of the identification information of the accessory from the interchangeable lens.


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