Title:
撮像装置、撮影レンズ、及び撮像システム
Document Type and Number:
Japanese Patent JP5858758
Kind Code:
B2
Abstract:
An image capture system including an image capture apparatus and an imaging lens detachable from the image capture apparatus comprises an image capture unit which captures an image of an object, an aperture which adjusts an amount of light that enters the image capture unit; a stepping motor of a 1-2 phase driving type, which is configured to drive the aperture, and a control unit which controls to set the stepping motor in a current applied state when the aperture is stopped down, and to drive the aperture by a difference between an aperture value while the aperture is stopped down and an aperture value for still image capture, when a still image capture instruction is issued while the aperture is stopped down.
Inventors:
Yuji Yamamoto
Application Number:
JP2011264113A
Publication Date:
February 10, 2016
Filing Date:
December 01, 2011
Export Citation:
Assignee:
Canon Inc
International Classes:
H04N5/238; G03B7/095; G03B9/02; G03B17/14
Domestic Patent References:
| JP2010276674A |
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu