发明名称 Camera with focal plane shutter
摘要 In a camera of the type which is provided with a focal plane shutter having a group of opening blades and a group of closing blades and a light receiving element for metering the light transmitted through a photographing lens, the improvement comprises an additional light shielding member provided in the path of photographing light on the front side of the focal plane shutter relative to the transmitted light. The light shielding member is so disposed as to be able to reflect the photographing light toward the light receiving element. Retracting means brings the light shielding member to a position out of the photographing light path prior to exposure.
申请公布号 US4407574(A) 申请公布日期 1983.10.04
申请号 US19820418292 申请日期 1982.09.15
申请人 NIPPON KOGAKU K.K. 发明人 TOMINO, NAOKI;TSUKAMOTO, MASAAKI
分类号 G03B7/099;G03B9/36;G03B19/12;(IPC1-7):G03B7/08 主分类号 G03B7/099
代理机构 代理人
主权项
地址