发明名称 Camera and optical apparatus
摘要 A camera capable of stabilizing the open state and closed state of barrier blades is disclosed. The camera comprises a lens barrel which holds a lens; and a barrier unit placed closer to the end of the lens barrel than a flange which is formed on the lens barrel and extends in the direction orthogonal to the optical axis, wherein the barrier unit has: a barrier member which opens/closes the front of the lens through a rotation operation; a barrier driving mechanism which drives the barrier member according to the operation of the lens barrel; and a partition plate which separates the barrier member from the barrier driving mechanism in the direction of the optical axis, and a shaft which supports the barrier member in a rotatable manner is formed on the flange.
申请公布号 US6988837(B2) 申请公布日期 2006.01.24
申请号 US20040777256 申请日期 2004.02.12
申请人 CANON KABUSHIKI KAISHA 发明人 ICHINO KAZUSHIGE
分类号 G03B11/04;G03B17/00;G03B17/02 主分类号 G03B11/04
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