发明名称 IN-FINDER DISPLAY DEVICE
摘要 PROBLEM TO BE SOLVED: To provide an in-finder display device which is advantageous, in terms of cost and also assemblability without lowering illumination efficiency, by preventing unwanted leakage of a light beam from a light source that performs in-finder superimposing display, without having to install a new mask member. SOLUTION: The in-finder display device of a camera includes a pentagonal prism holder; a pentagonal prism pressing plate; a transmission-type liquid crystal display panel arranged in a finder optical path of the camera and having a plurality of display segments; a light source for illuminating the display segments, and a light guiding member guiding light from the light source to the transmission type liquid crystal display panel, wherein the pentagonal prism pressing plate is arranged so as to be brought into contact with an upper part of the light source and prevent the light beam from the light source from leaking in directions other than the desired direction. COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP2011039373(A) 申请公布日期 2011.02.24
申请号 JP20090188306 申请日期 2009.08.17
申请人 CANON INC 发明人 NAITO MASARU;MIYA KOJI
分类号 G03B13/06;G03B17/20 主分类号 G03B13/06
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