Invention Grant
- Patent Title: Image pickup lens for solid-state image pickup element
- Patent Title (中): 用于固态摄像元件的摄像镜头
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Application No.: US13677484Application Date: 2012-11-15
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Publication No.: US08730594B2Publication Date: 2014-05-20
- Inventor: Yoshio Ise , Masaya Hashimoto
- Applicant: Kantatsu Co., Ltd.
- Applicant Address: JP Yaita-shi, Tochigi
- Assignee: Kantatsu Co., Ltd.
- Current Assignee: Kantatsu Co., Ltd.
- Current Assignee Address: JP Yaita-shi, Tochigi
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2010-112980 20100517; JP2011-107602 20110512
- Main IPC: G02B9/34
- IPC: G02B9/34 ; G02B3/02

Abstract:
An image pickup lens for a solid-state image pickup element includes a first lens having a positive refractive power with a convex surface facing the object side, a second lens with concave surfaces facing the object side and an image side, a third lens of a meniscus shape having a positive refractive power with a convex surface facing the image side, and a fourth lens with concave surfaces facing the object side and the image side, wherein the image pickup lens satisfies the following conditional expressions (1),(2),(5),and(7); −1.3
Public/Granted literature
- US20130070348A1 IMAGE PICKUP LENS FOR SOLID-STATE IMAGE PICKUP ELEMENT Public/Granted day:2013-03-21
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