发明名称 Camera with automatic focusing device
摘要 A camera having an automatic focusing device is arranged to inhibit the diaphragm aperture thereof from being controlled and set during the process of automatic focusing at any aperture value near to a full aperture value at which the focusing accuracy of the automatic focusing device is hardly warrantable, so that photographing can be carried out always in an in-focus condition.
申请公布号 US5045875(A) 申请公布日期 1991.09.03
申请号 US19900525311 申请日期 1990.05.18
申请人 CANON KABUSHIKI KAISHA 发明人 MURATA, YOSHITAKA
分类号 G02B7/36 主分类号 G02B7/36
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