Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
撮像装置、制御方法及びプログラム
Document Type and Number:
Japanese Patent JP4940072
Kind Code:
B2
Abstract:

To surely improve the visibility of a liquid crystal display panel by appropriately controlling a backlight.

The imaging apparatus includes an optical finder for visually recognizing an object image, an imaging part for photoelectrically converting the object image and generating image signals, a liquid crystal display part for displaying the image signals generated by the imaging part, a backlight light source for illuminating the liquid crystal display part from the back surface, a photometry sensor for measuring light made incident from the optical finder, and a control part for controlling the light quantity of the backlight light source according to a photometry result measured by the photometry sensor.

COPYRIGHT: (C)2009,JPO&INPIT


Inventors:
Fukushima Yuki
Application Number:
JP2007235944A
Publication Date:
May 30, 2012
Filing Date:
September 11, 2007
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Canon Inc
International Classes:
H04N5/225; G02F1/133; G02F1/13357; G03B13/06; G09F9/00; G09G3/20; G09G3/34; G09G3/36; H04N101/00
Domestic Patent References:
JP2004186721A
JP2000010068A
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu



 
Previous Patent: JPS4940071

Next Patent: 電圧警報器埋め込み型作業服