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:
Dec. 12, 2017
Filed:
Jun. 14, 2016
Genius Electronic Optical Co., Ltd., Taichung, TW;
Sheng-Wei Hsu, Taichung, TW;
Pei-Chi Wang, Taichung, TW;
Genius Electronic Optical (Xiamen) Co., Ltd., Xiamen, Fujian, CN;
Abstract
An optical imaging lens set includes a first lens element with an image-side surface of a concave part in a vicinity of the optical axis, a second lens element with an object-side surface of a concave part in a periphery region, with an image-side surface of a concave part in a vicinity of the optical axis and of a concave part in a periphery region, a third lens element with an object-side surface of a concave part in a periphery region, a fourth lens element of positive refractive power with an object-side surface of a concave part of the optical axis, a third lens element thickness T, an air gap Gbetween the third lens element and the fourth lens element and an air gap Gbetween the fourth lens element and the fifth lens element to satisfy (T+G)/G≦1.20.