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.

Patent No.:

US 7684129 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 23, 2010

Filed:

Dec. 28, 2008
Applicants:

Kuang-ju Wang, Taipei Hsien, TW;

Chun-hsiang Huang, Taipei Hsien, TW;

Inventors:

Kuang-Ju Wang, Taipei Hsien, TW;

Chun-Hsiang Huang, Taipei Hsien, TW;

Assignee:

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/06 (2006.01); G02B 13/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

An imaging lens system, in order from the object side to the image side thereof, includes a first lens with positive refractive power, and a second lens with positive refractive power. The imaging lens system satisfies the following formulas: 1.2≦TTL/f≦2.0, where image sensing element TTL is the distance along an optical axis thereof from the object-side lens surface of the first lens to an imaging plane, f is the focal length of whole the image lens system.


Find Patent Forward Citations

Wang, Kuang-Ju. (2010). Imaging lens system with high resolution and short length (U.S. Patent No. 7684129). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7684129

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