发明名称 IMAGING UNIT AND ITS EXPOSURE CONTROL METHOD, ITS OPERATION PROCESSING PROGRAM, AND STORAGE MEDIUM STORED WITH THE PROGRAM
摘要 PROBLEM TO BE SOLVED: To provide an imagin unit which optimizes both the focusing of and exposure to main object, even when the main object is not in the center of a picture plane. SOLUTION: This unit is provided with an imaging means which picks up an object image, a means which weights the luminance level of the image signal outputted by the imaging means, according to information regarding object distances at a plurality of predetermined positions on the image plane and information on a position to be focused on among the positions, and an exposure control means which performs exposure control according to the luminance level weighted by the weighting means.
申请公布号 JP2002229093(A) 申请公布日期 2002.08.14
申请号 JP20010025863 申请日期 2001.02.01
申请人 CANON INC 发明人 TAKAHASHI KENJI
分类号 G03B7/28;G02B7/28;G03B7/08;G03B13/36;G03B19/02;H04N5/235;H04N101/00 主分类号 G03B7/28
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