| 摘要 |
<P>PROBLEM TO BE SOLVED: To hold an engaging state of a cam follower pin of a lens holding frame with a cam groove even if external force is exerted. Ž<P>SOLUTION: An eaves part is provided in the lens holding frame so that the cam follower pin provided in the lens holding frame may not be disengaged from the cam groove of a cam barrel, and a level difference part corresponding to the eaves part is provided in a fixed barrel. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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