Title:
撮像装置およびその制御方法
Document Type and Number:
Japanese Patent JP6555857
Kind Code:
B2
Abstract:
If it is determined that an imaging optical system is not in an in-focus state, an interval for obtaining a phase-difference signal is set to a second time interval that is faster than a first time interval when a defocus amount that is obtained using the phase-difference signal that is output from an image sensor is a predetermined threshold or more, and the interval for obtaining a phase-difference signal is set to the first time interval when the defocus amount is less than the predetermined threshold.
Inventors:
Hideyuki Hamano
Application Number:
JP2014150136A
Publication Date:
August 07, 2019
Filing Date:
July 23, 2014
Export Citation:
Assignee:
Canon Inc
International Classes:
G02B7/28; G02B7/34; G02B7/36; G03B13/36; H04N5/232
Domestic Patent References:
| JP2010088050A | ||||
| JP2011232684A | ||||
| JP2006084995A | ||||
| JP2010117679A | ||||
| JP2013186201A | ||||
| JP2013162272A | ||||
| JP2013123215A | ||||
| JP2006259688A | ||||
| JP2013025107A | ||||
| JP2007072254A | ||||
| JP2014086872A |
Foreign References:
| US20130088621 |
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