Patent ID: 7346276

Claim:
A camera comprising: a rotary operation dial to be operated rotationally; a locking function for locking said rotary operation dial relative to a predetermined position; and a body case to be fitted with said rotary operation dial, wherein said rotary operation dial comprises: a dial body; a rotary operation portion positioned on the periphery of said dial body; a lock lever part formed by notching circumferential part of said dial body, said lock lever part including part of said rotary operation portion; and a connecting part for connecting said lock lever part and said dial body with each other, said rotary operation dial being made of elastic body in an integrated manner, and wherein an operation lever and a hook are formed in said lock lever part in such a manner as to lie, respectively, outside and inside of said body case, said hook being adapted to be fitted into a lock groove formed inside said body case, and also to be moved in a direction opposite to said operation lever around said connecting part in accordance with an operation of said operation lever.