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.:
Date of Patent:
Jul. 02, 2013
Filed:
Dec. 09, 2011
Hai-jo Huang, New Taipei, TW;
Fang-ying Peng, New Taipei, TW;
Xiao-na Liu, Guangdong, CN;
Sheng-an Wang, New Taipei, TW;
An-tze Lee, New Taipei, TW;
Hai-Jo Huang, New Taipei, TW;
Fang-Ying Peng, New Taipei, TW;
Xiao-Na Liu, Guangdong, CN;
Sheng-An Wang, New Taipei, TW;
An-Tze Lee, New Taipei, TW;
Hong Fu Jin Precision Industry (shenZhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Abstract
An image lens for imaging an object on an image plane, in the order from the object side to the image side thereof, includes: a first lens with negative refraction power, a second lens with positive refraction power, a third lens with negative refraction power, a fourth lens with positive refraction power, and a fifth lens. The image lens satisfies the following formula: 0.9<F2/F<1.4; wherein F2 is focal length from the second lens to the fourth lens, F is focal length of the image lens.