发明名称 Automatic focusing camera
摘要 In an automatic focusing camera comprising a light emitting element and a object distance detecting system, the improvement comprises rotating element which rotates about an optical axis of the camera lens, and optical refracting element for changing directions of the emitted light rays to swing the light rays within a range covering a short object distance and a long object distance, so that the object distance can be represented by an angular displacement of the rotating element.
申请公布号 US4459004(A) 申请公布日期 1984.07.10
申请号 US19820454714 申请日期 1982.12.30
申请人 ASAHI KOGAKU KOGYO KABUSHIKI KAISHA 发明人 MORIZUMI, MASAAKI
分类号 G03B13/36;G02B7/32;G02B7/34;(IPC1-7):G03B13/18 主分类号 G03B13/36
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