Invention Grant
US08089708B2 Lens system, optical device with lens system, and method of manufacturing lens system
有权
透镜系统，具有透镜系统的光学装置以及制造透镜系统的方法
- Patent Title: Lens system, optical device with lens system, and method of manufacturing lens system
- Patent Title (中): 透镜系统，具有透镜系统的光学装置以及制造透镜系统的方法
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Application No.: US12388512Application Date: 2009-02-18
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Publication No.: US08089708B2Publication Date: 2012-01-03
- Inventor: Sayako Yamamoto
- Applicant: Sayako Yamamoto
- Applicant Address: JP Tokyo
- Assignee: Nikon Corporation
- Current Assignee: Nikon Corporation
- Current Assignee Address: JP Tokyo
- Agency: Miles & Stockbridge P.C.
- Priority: JPP2008-052772 20080304
- Main IPC: G02B9/62
- IPC: G02B9/62 ; G02B9/60 ; G02B9/08
Abstract:
A lens system has the following components in order from an object side: one negative lens component; a positive lens component; a negative lens component having a concave surface of a large curvature on an image side; an aperture stop; a negative lens component having a concave surface of a large curvature on the object side; and a positive lens component; the lens system satisfies a condition of the following expression: 0.75
Public/Granted literature
- US20090225444A1 LENS SYSTEM, OPTICAL DEVICE WITH LENS SYSTEM, AND METHOD OF MANUFACTURING LENS SYSTEM Public/Granted day:2009-09-10
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