发明名称 OPTICAL EQUIPMENT
摘要 PROBLEM TO BE SOLVED: To provide an optical equipment constituted so that the existing range of a prescribed area such as a focus detection area in the observation image plane of a finder can be confirmed without obstructing the observation of an object and the like executed through the finder. SOLUTION: This optical equipment is provided with a prescribed-area display means which is set for displaying the plural areas (focus detection area, for example) 80-90 in the observation image plane of the finder and which can be switched to a display state and a non-display state. Besides, it is provided with an existing range display means 99 for displaying the existing ranges of the plural prescribed areas obtained when the prescribed-area display means is set in the non-display state in the observation image plane of the finder.
申请公布号 JP2000075389(A) 申请公布日期 2000.03.14
申请号 JP19980242970 申请日期 1998.08.28
申请人 CANON INC 发明人 IRIE YOSHIAKI
分类号 G03B17/20;(IPC1-7):G03B17/20 主分类号 G03B17/20
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