发明名称 CAMERA SYSTEM, INTERCHANGEABLE LENS, AND CAMERA MAIN BODY
摘要 PROBLEM TO BE SOLVED: To provide a camera system, an interchangeable lens, and a camera main body, which allow proper light quantity adjustment control and properly display the light quantity control state and allow these control and display even in a camera system on which an interchangeable lens having a light quantity adjustment function can be mounted. SOLUTION: The camera system includes an interchangeable lens 2 having light quantity control means 5 and 6 capable of controlling the quantity of transmission light and a camera main body 1 allowing the interchangeable lens to be attached thereto and detached therefrom, and the camera system is provided with; a transmission means for transmitting information relating light quantity controlling capabilities of the light quantity control means, to the camera main body; a light quantity control instruction means 13 for transmitting a light quantity control instruction to the light quantity control means on the basis of information transmitted from the transmission means; and a display means 18 for displaying information relating to a light quantity control state obtained by the light quantity control means. COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2006106511(A) 申请公布日期 2006.04.20
申请号 JP20040295396 申请日期 2004.10.07
申请人 CANON INC 发明人 SHINOHARA MITSURU;KAWAI TORU;ISHIKAWA MASAAKI;KASHIBA SEIICHI;SATO SHIGEKI;NAGAO HIROTAKA
分类号 G03B17/18;G03B7/095;G03B7/20;G03B9/02;G03B17/14;H04N5/225;H04N5/238;H04N101/00 主分类号 G03B17/18
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