发明名称 Camera system
摘要 A camera system comprising a photographic lens having a plurality of lens units movable along a photographic optical axis when zooming, and a finder optic having a plurality of lens units movable along a finder optical axis when zooming, wherein the amounts of zooming movement of at least one of the lens units of the photographic lens and at least one of the lens units of the finder optic are the same.
申请公布号 US5576779(A) 申请公布日期 1996.11.19
申请号 US19940320555 申请日期 1994.10.11
申请人 CANON KABUSHIKI KAISHA 发明人 IKEMORI, KEIJI;ITOH, YOSHINORI
分类号 G03B13/12;G02B7/10;G02B13/18;G02B15/16;G02B23/14;(IPC1-7):G03B3/00 主分类号 G03B13/12
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