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:
Jun. 25, 2013
Filed:
Oct. 24, 2011
Yang-cheng Luo, Guangdong, CN;
Yang-Cheng Luo, Guangdong, CN;
Premier Image Technology(China) Ltd., Foshan, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Abstract
A zoom lens includes, in the order from the object-side to the image-side thereof, a first lens group of a negative refractive power, a second lens group of a positive refractive power, and a third lens group of a positive refractive power. The first lens group includes, in the order from the object-side to the image-side thereof, a first lens of negative refractive power, and a second lens of positive refractive power. The second lens group includes, in the order from the object-side to the image-side thereof, a third lens of positive refractive power, a fourth lens of negative refractive power, and a fifth lens of negative refractive power.