Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MULTIDIVISION LIGHT CONTROL DEVICE AND CAMERA
Document Type and Number:
Japanese Patent JP2000089291
Kind Code:
A
Abstract:

To provide a multidivision light control device that more accurate range-finding information is calculated and more excellent light control is performed based on the calculated range-finding information.

This multidivision light control device is provided with a multipoint-range-finding means 81 provided with plural range-finding areas and outputting the range-finding information of every range-finding area, a multidivision light control means 82 provided with plural light control areas including areas respectively nearly aligned with the respective range-finding areas and deciding a stroboscopic irradiating light quantity control value in accordance with the range-finding information, an auxiliary light selection means 83 selecting whether or not the range-finding area is irradiated with auxiliary light, and an auxiliary light irradiation means 84 irradiating at least two range-finding areas with the auxiliary light when the means 83 selects the irradiation of the auxiliary light; and is constituted to include the range- finding information at the time of radiating the auxiliary light to the range- finding area to which the auxiliary light is radiated as the range-finding information when the auxiliary light is radiated by the means 84.


Inventors:
YAMAGUCHI MOTOYUKI
TSUJIMURA ICHIRO
OMORI SHIGETO
ICHIKAWA TSUTOMU
UEDA HIROSHI
SUZUKI TATSUYA
NAKAMARU AKIO
Application Number:
JP25986698A
Publication Date:
March 31, 2000
Filing Date:
September 14, 1998
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MINOLTA CO LTD
International Classes:
G03B7/28; G02B7/28; G03B13/36; (IPC1-7): G03B7/28; G02B7/28; G03B13/36
Attorney, Agent or Firm:
Shizuo Sano