Invention Grant
- Patent Title: Imaging lens and imaging apparatus
- Patent Title (中): 成像镜头和成像设备
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Application No.: US13401670Application Date: 2012-02-21
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Publication No.: US08416511B2Publication Date: 2013-04-09
- Inventor: Taro Asami
- Applicant: Taro Asami
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JPP2009-095569 20090410; JPP2009-189939 20090819; JPP2010-074958 20100329
- Main IPC: G02B9/34
- IPC: G02B9/34

Abstract:
An imaging lens is provided and includes: in order from the object side, a negative first lens, a negative second lens, a positive third lens, a stop, and a positive fourth lens. In the lens, each of the second lens, the third lens, and the fourth lens has at least one aspheric surface, and an Abbe number of a material of the third lens at the d-line is 35 or less. In addition, the imaging lens satisfies the following Conditional Expression (1): −0.2
Public/Granted literature
- US20120147484A1 IMAGING LENS AND IMAGING APPARATUS Public/Granted day:2012-06-14
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