发明名称 OPTICAL DEVICE, FOCUS DETECTING DEVICE, AND AUTOMATIC FOCUSING CAMERA
摘要 PROBLEM TO BE SOLVED: To quickly select a focus detecting region. SOLUTION: This automatic focusing camera is provided with an information contents changing means for automatically changing the contents of information possessed by a digital signal from a digital signal input means for setting the information, in accordance with the set state of an operating member ((#202)→(#209) or (#202)→(#203)) and a region switching means for receiving a signal from the information contents changing means, to change over an information detecting region ((#205) to (#213)). Even if the same digital signal is inputted, one of plural information detecting region switching quantities previously set is selected with the set state of the operating member at that time, so that the information detecting region can be switched according to the selected switching quantity.
申请公布号 JPH1026723(A) 申请公布日期 1998.01.27
申请号 JP19960198575 申请日期 1996.07.10
申请人 CANON INC 发明人 HAGIWARA SHINICHI
分类号 G03B13/36;G02B7/28;G02B7/34;(IPC1-7):G02B7/28 主分类号 G03B13/36
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