The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 01, 2015

Filed:

Sep. 16, 2014
Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventor:

Masao Mori, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/64 (2006.01); G02B 15/14 (2006.01); G02B 13/18 (2006.01); G02B 27/00 (2006.01); G02B 13/04 (2006.01); G02B 13/00 (2006.01); G02B 9/04 (2006.01); G02B 15/22 (2006.01); G02B 5/00 (2006.01); G02B 15/167 (2006.01); G02B 3/04 (2006.01); G02B 7/04 (2006.01);
U.S. Cl.
CPC ...
G02B 9/64 (2013.01); G02B 13/04 (2013.01); G02B 27/0025 (2013.01); G02B 3/04 (2013.01); G02B 5/005 (2013.01); G02B 7/04 (2013.01); G02B 9/04 (2013.01); G02B 13/002 (2013.01); G02B 13/006 (2013.01); G02B 13/0015 (2013.01); G02B 13/0045 (2013.01); G02B 13/18 (2013.01); G02B 15/14 (2013.01); G02B 15/167 (2013.01); G02B 15/22 (2013.01);
Abstract

An imaging lens substantially consisting of a first lens group, a stop, and a second lens group in this order from the object side, the first lens group includes at least a positive lens, a negative meniscus lens with a convex surface toward the object side, a biconcave negative lens, and a cemented lens substantially constituted by two lenses, which are a positive lens and a negative lens, in this order from the object side; the second lens group includes at least a first positive lens with a convex surface toward the image side, a cemented lens substantially constituted by two lenses, which are a positive lens and a negative lens, and a second positive lens with a convex surface toward the image side, in this order from the object side; and a predetermined conditional expression is satisfied.


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