Title:
IMAGING DEVICE, CONTROL METHOD OF THE SAME AND CONTROL PROGRAM
Document Type and Number:
Japanese Patent JP2015060048
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent a use's unintended image due to a difference in a depth of filed of an optical system from being photographed in imaging devices having a plurality of optical systems different in a focal length.SOLUTION: When one of a plurality of optical systems 2a to 2d is set as a selection optical system and an aperture value for adjusting an amount of light is selected as a reference aperture value pertain to the selection optical system, a camera system control part 11 is configured to: obtain aperture values pertain to remaining optical systems other than the selection optical system as calculation aperture values in accordance with a focal length of the selection optical system, focal lengths of the remaining optical systems and reference aperture values thereof; and control stops 5a and 5b by a lens/stop drive part 7 on the basis of the reference aperture value and the calculation aperture value.
Inventors:
KAJIMURA FUMIHIRO
Application Number:
JP2013193186A
Publication Date:
March 30, 2015
Filing Date:
September 18, 2013
Export Citation:
Assignee:
CANON KK
International Classes:
G03B19/07; G02B7/28; G02B7/34; G02B7/36; G03B7/095; G03B13/36; G03B15/00; H04N5/225; H04N5/232
Domestic Patent References:
| JP2002262159A | 2002-09-13 | |||
| JP2012521673A | 2012-09-13 | |||
| JP2008172523A | 2008-07-24 |
Attorney, Agent or Firm:
Role of another Shigehisa