发明名称 Single lens reflex camera
摘要 Disclosed is a single lens reflex camera which compresses a view finder mirror having a portion for allowing light passage therethrough, a movable support member supporting the mirror having a portion for allowing light passage therethrough, and first and a second light shielding member arranged upon retraction of the mirror from the picture taking optical path by the support to cooperate with each other to shut the light passage portion of the support member.
申请公布号 US4508439(A) 申请公布日期 1985.04.02
申请号 US19820421406 申请日期 1982.09.22
申请人 CANON KABUSHIKI KAISHA 发明人 OHARA, TSUNEMASA;SUZUKI, MASAYUKI;YAMAMICHI, MASAYOSHI
分类号 G03B7/099;G03B19/12;(IPC1-7):G03B19/12 主分类号 G03B7/099
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