Title:
An imaging device and accessories
Document Type and Number:
Japanese Patent JP5980159
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an interchangeable lens camera body and an interchangeable lens which require no specific contact and enable communication synchronized with exposure of a frame.SOLUTION: In an imaging apparatus which can attach and detach an interchangeable lens, control means controls a signal level of a clock terminal to be kept constant for prescribed time and then changes the signal level in synchronization with exposure timing of an imaging device. A lens side controls driving of an optical member on the basis of change timing of the signal level.
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Inventors:
Keisuke Kudo
Yoshihiko Aihara
Yumi Uchiyama
Yoshihiko Aihara
Yumi Uchiyama
Application Number:
JP2013083315A
Publication Date:
August 31, 2016
Filing Date:
April 11, 2013
Export Citation:
Assignee:
Canon Inc
International Classes:
G03B17/14; H04N5/225; H04N5/232; H04N5/238
Domestic Patent References:
| JP2005037824A | ||||
| JP9186925A | ||||
| JP11064956A | ||||
| JP2009258718A | ||||
| JP2009258558A | ||||
| JP2010009010A |
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa
Sogo Kuroiwa