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. 09, 2016
Filed:
Oct. 06, 2014
Tzu-chien Tang, Taichung, TW;
Chih-yang Yeh, Taichung, TW;
Tzu-Chien Tang, Taichung, TW;
Chih-Yang Yeh, Taichung, TW;
Genius Electronic Optical Co., Ltd., Taichung, TW;
Abstract
An optical imaging lens includes: a first, second, third, fourth, fifth and sixth lens element, the first lens element has negative refractive power, the second lens element has negative refractive power, the third lens element has refractive power, the fourth lens element having an image-side surface with a convex portion in a vicinity of the optical axis, the fifth lens element having an image-side surface with a convex portion in a vicinity of the optical axis, and the sixth lens element having an image-side surface with a concave portion in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.