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. 12, 2017

Filed:

Feb. 26, 2014
Applicant:

Kyocera Corporation, Kyoto, JP;

Inventor:

Tomoya Sugita, Machida, JP;

Assignee:

KYOCERA Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 13/26 (2006.01); G02B 13/22 (2006.01); G02B 27/00 (2006.01); G02B 3/00 (2006.01);
U.S. Cl.
CPC ...
G02B 13/26 (2013.01); G02B 3/005 (2013.01); G02B 3/0062 (2013.01); G02B 3/0075 (2013.01); G02B 13/22 (2013.01); G02B 27/0075 (2013.01);
Abstract

The depth of field of an erecting equal-magnification lens array unit as a whole is expanded. An erecting equal-magnification lens array unit () includes a first lens array () and a second lens array (). The first lens array () includes a plurality of first lenses (). The first lenses are arranged in the first lens array () along a first direction. The first direction is perpendicular to the optical axes of the first lenses (). The second lens array () includes a plurality of second lenses. The optical axes of the second lenses overlap with the optical axes of the first lenses. The second lenses are arranged in the second lens array () along the first direction. Each first lens () and second lens with overlapping optical axes form an optical system.


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