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Title:
An imaging device and a method for controlling the same
Document Type and Number:
Japanese Patent JP6053385
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an imaging device that can perform an accurate focus adjustment even when there is a subject of high luminance in a picture or a subject of a point light source therein.SOLUTION: An imaging device comprises: an imaging part that photoelectrically converts a subject image to be formed by a photographing optical system to obtain an image signal; a focus adjustment part that adjusts a focus of the subject image to be formed by the imaging optical system; a focal position detection part that detects a focal position from a part of the image signal out of image signals obtained by the imaging part while driving the focus adjustment part; a photometry part that measures brightness of light to be made incident from the imaging optical system; and a control part that makes methods of determining whether or not the subject of the point light source is present inside an area acquiring an image signal for detecting the focal position differ in accordance with the brightness of the light to be made incident from the photographing optical system.

Inventors:
Kazuki Konishi
Application Number:
JP2012176374A
Publication Date:
December 27, 2016
Filing Date:
August 08, 2012
Export Citation:
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Assignee:
Canon Inc
International Classes:
G02B7/28; G02B7/36; G03B13/36; H04N5/232
Domestic Patent References:
JP2007065048A
JP2011150281A
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu