发明名称 Viewfinder for camera
摘要 In the disclosed viewfinder for a camera, the light passing through the photographic lens is reflected an even number of times, focused on a first image plane at a position equivalent to a prescribed focal plane of the photographic lens, and then further reflected from the roof reflection surfaces of a roof type prism to pass through an eyepiece, thereby the image on the first image plane can be observed through the eyepiece.
申请公布号 US4565433(A) 申请公布日期 1986.01.21
申请号 US19840654101 申请日期 1984.09.24
申请人 CANON KABUSHIKI KAISHA 发明人 KATO, MASATAKE
分类号 G03B13/26;G03B13/06;G03B19/12;H04N5/225;(IPC1-7):G03B3/00 主分类号 G03B13/26
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