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:
Jan. 26, 2021
Filed:
Feb. 18, 2019
Genius Electronic Optical (Xiamen) Co., Ltd., Fujian, CN;
GENIUS ELECTRONIC OPTICAL (XIAMEN) CO., LTD., Xiamen, CN;
Abstract
An optical imaging lens including a first lens element, a second lens element, a third lens element, and a fourth lens element arranged in sequence from an object side to an image side along an optical axis is provided. Each lens element includes an object-side surface and an image-side surface. A periphery region of an image-side surface of the first lens element is convex, an optical axis region of an image-side surface of the second lens element is convex, and a periphery region of an object-side surface of the third lens element is convex. An optical axis region of an object-side surface of the fourth lens element is convex, and a periphery region of the object-side surface of the fourth lens element is concave.