发明名称 Photographing lens having an eccentricity adjusting device
摘要 A photographing lens includes an eccentricity adjusting frame which holds an eccentricity adjusting lens group serving as a part of a photographing optical system of the photographing lens; a lens support frame, an axis of which is coincident with a predetermined optical axis of the photographing optical system, supporting the eccentricity adjusting frame in a manner to allow the eccentricity adjusting frame to move in a plane orthogonal to the predetermined optical axis during an assembly-stage of the photographing lens; and a fixed aperture member having a circular aperture, the fixed aperture member being integrally formed with the lens support frame so that a center of the circular aperture coincides with the axis of the lens support frame.
申请公布号 US7401987(B2) 申请公布日期 2008.07.22
申请号 US20050213769 申请日期 2005.08.30
申请人 HOYA CORPORATION 发明人 SATO NORIO
分类号 G03B17/00 主分类号 G03B17/00
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