| 摘要 |
PROBLEM TO BE SOLVED: To reduce a burden due to control property setting working of a zoom demand at a low cost, by firstly modifying a part of thumb ring shape to provide the thumb ring of proper shape at each photographer so as to improve operability of the zoom demand, and secondarily setting control property of the zoom demand simultaneously when modifying the thumb ring shape. SOLUTION: In a first problem, the whole thumb ring or a part including the part contacting a finger of the photographer during operation can be attached and detached to make the attachable and detachable part an exchange part so as to modify the exchange part to shape matching with desire of the photographer. In addition, the controllability of the zoom demand corresponding to the thumb ring exchange part can be set for a second problem. COPYRIGHT: (C)2007,JPO&INPIT
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