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:
Aug. 30, 2016
Filed:
Mar. 31, 2015
Sintai Optical (Shenzhen) Co., Ltd., Shenzhen, Guandong Province, CN;
Asia Optical International Ltd., Tortola, GB;
Yu-Min Chang, Taichung, TW;
SINTAI OPTICAL (SHENZHEN) CO., LTD., Shenzhen, Guandong Province, CN;
ASIA OPTICAL INTERNATIONAL LTD., Tortola, VG;
Abstract
A wide-angle lens assembly includes a first lens, a second lens, a third lens, a first stop, a fourth lens, a fifth lens and a sixth lens, all of which are arranged in sequence from an object side to an image side along an optical axis. The first lens is with negative refractive power. The second lens is with negative refractive power. The third lens is with positive refractive power. The fourth lens is with positive refractive power. The fifth lens is with negative refractive power. The sixth lens is with positive refractive power. The fifth lens satisfies 16.1≦Vd≦23.9, wherein Vdis an Abbe number of the fifth lens.