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:
May. 31, 2016

Filed:

Apr. 02, 2014
Applicant:

Largan Precision Co., Ltd., Taichung, TW;

Inventors:

Chun-Shan Chen, Taichung, TW;

Tsung-Han Tsai, Taichung, TW;

Ming-Ta Chou, Taichung, TW;

Assignee:

LARGAN PRECISION., LTD., Taichung, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 3/02 (2006.01); G02B 13/18 (2006.01); G02B 9/62 (2006.01); G02B 13/00 (2006.01);
U.S. Cl.
CPC ...
G02B 13/0045 (2013.01); G02B 9/62 (2013.01);
Abstract

An optical image lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element has positive refractive power. The second lens element has positive refractive power. The third lens element has refractive power. The fourth lens element has refractive power. The fifth lens element with refractive power has a convex object-side surface, wherein at least one of two surfaces of the fifth lens element is aspheric. The sixth lens element with negative refractive power has a concave image-side surface, wherein at least one of two surfaces of the sixth lens element is aspheric, and the sixth lens element has at least one inflection point on at least one of the surfaces thereof.


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