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:
Apr. 23, 2013
Filed:
Oct. 27, 2011
Fang-ying Peng, New Taipei, TW;
Hai-jo Huang, New Taipei, TW;
Sheng-an Wang, New Taipei, TW;
An-tze Lee, New Taipei, TW;
Xiao-na Liu, Guangdong, CN;
Fang-Ying Peng, New Taipei, TW;
Hai-Jo Huang, New Taipei, TW;
Sheng-An Wang, New Taipei, TW;
An-Tze Lee, New Taipei, TW;
Xiao-Na Liu, Guangdong, CN;
Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Abstract
A lens system with positive refraction power, in order from the object-side to the image-side, includes a first lens group with negative refraction power and a second lens group with positive refraction power. The first lens group includes a first lens with negative refraction power, a second lens with positive refraction power, and a third lens with positive refraction power. The second lens group includes a fourth lens with negative refraction power, a fifth lens, and a sixth lens. The lens system satisfies the following condition: 5<D/F<5.3, wherein: D is a total length of the lens system; F is a focal length of the lens system.