Invention Grant
US08031409B2 Imaging lens, optical device thereof, and method for manufacturing imaging lens
有权
成像透镜，其光学装置以及用于制造成像透镜的方法
- Patent Title: Imaging lens, optical device thereof, and method for manufacturing imaging lens
- Patent Title (中): 成像透镜，其光学装置以及用于制造成像透镜的方法
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Application No.: US12328257Application Date: 2008-12-04
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Publication No.: US08031409B2Publication Date: 2011-10-04
- Inventor: Haruo Sato
- Applicant: Haruo Sato
- Applicant Address: JP Tokyo
- Assignee: Nikon Corporation
- Current Assignee: Nikon Corporation
- Current Assignee Address: JP Tokyo
- Agency: Miles & Stockbridge P.C.
- Priority: JP2008-011078 20080122; JP2008-162705 20080623
- Main IPC: G02B15/14
- IPC: G02B15/14
Abstract:
An imaging lens includes at least a first positive lens group, a first negative lens group that moves during focusing, a second positive lens group that moves during focusing, a second negative lens group that can move in a direction substantially vertical to an optical axis, and a positive lens group, which are disposed in order from an object, wherein a condition of an expression, which is 2.0
Public/Granted literature
- US20090190220A1 IMAGING LENS, OPTICAL DEVICE THEREOF, AND METHOD FOR MANUFACTURING IMAGING LENS Public/Granted day:2009-07-30
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