发明名称 SINGLE-LENS REFLEX CAMERA
摘要 PURPOSE:To cause no deviation of a focus in a finder or a photodetecting face, by constituting a titled camera so that energizing force operated by setting a quick turn mechanism is not added to a mirror chamber. CONSTITUTION:Onto the front face of a body, a lensboard 7 is fixed so as to cover the front part of a mirror chamber 6, too, a body mount 9 is fixed to the front end of the part covered with the mirror chamber 6, in the lensboard 7, and to this body mount 9, a mount of a photographic lens is installed. In a space formed by a wall 5 of the body 1, the right side wall of the mirror chamber 6, and the lensboard 7, a shutter unit 11 for opening and closing a shutter 10 is placed, a quick return mechanism 12 is placed on the inside face of the lensboard 7, and on both outsides of the mirror chamber 6, mirror driving mechanisms 13, 14 are placed. On the inside bottom part of the mirror chamber 6, a photodetector 15 is provided, and a part of light which has passed through a photographic lens transmits a main mirror 16 for a finder, and after that, is reflected by a submirror 17 and is made incident to the photodetector 15. By a signal obtained by the photodetector 15, the exposure controlling device or the range finder is operated. On the lower part of the mirror chamber 6, a circuit part 18 of said exposure controlling device or range finder is placed.
申请公布号 JPS58140730(A) 申请公布日期 1983.08.20
申请号 JP19820022232 申请日期 1982.02.15
申请人 RICOH KK 发明人 OONO YOSHIMI;TSURUKAWA IKUYA;ISHINO TOKIO
分类号 G03B17/02;G03B19/12 主分类号 G03B17/02
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