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:
Dec. 11, 2012

Filed:

Jul. 28, 2011
Applicants:

Masao Mori, Saitama, JP;

Hiromitsu Yamakawa, Saitama, JP;

Inventors:

Masao Mori, Saitama, JP;

Hiromitsu Yamakawa, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

An imaging lens includes a first lens that is a negative meniscus lens having a concave surface facing the image side of the imaging lens, a second lens that is a positive lens having a convex surface facing the object side of the imaging lens, a third lens that is a negative lens having a concave surface facing the image side, a fourth lens that is a double-convex lens, a fifth lens that is a negative meniscus lens having a concave surface facing the object side, and a sixth lens that is a negative lens, which are arranged in this order from the object side.


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