Invention Grant
- Patent Title: Image pickup lens, image pickup apparatus and mobile terminal
- Patent Title (中): 摄像镜头，摄像设备和移动终端
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Application No.: US12075882Application Date: 2008-03-14
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Publication No.: US07755854B2Publication Date: 2010-07-13
- Inventor: Eigo Sano
- Applicant: Eigo Sano
- Applicant Address: JP Tokyo
- Assignee: Konica Minolta Opto, Inc.
- Current Assignee: Konica Minolta Opto, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Cohen Pontani Lieberman & Pavane LLP
- Priority: JP2007-084001 20070328
- Main IPC: G02B9/34
- IPC: G02B9/34 ; G02B3/02
Abstract:
An image pickup lens includes, in order from an object side thereof: a aperture stop; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; and a fourth lens having a negative refractive power and having a biconcave shape including an aspheric surface. The image pickup lens satisfies the predetermined conditions according to focal lengths of the first lens and the third lens.
Public/Granted literature
- US20080239138A1 Image pickup lens, image pickup apparatus and mobile terminal Public/Granted day:2008-10-02
Information query
