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:
Jul. 04, 2023
Filed:
Jul. 16, 2020
Zhejiang Sunny Optical, Co., Ltd, Zhejiang, CN;
ZHEJIANG SUNNY OPTICAL, CO., LTD, Zhejiang, CN;
Abstract
The disclosure provides an optical imaging lens, which sequentially includes, from an object side to an image side: a first lens with positive focal power; a second lens with negative focal power; a third lens with positive focal power; a fourth lens with focal power; a fifth lens with focal power; a sixth lens with focal power, an object-side surface of which is a convex surface and an image-side surface of which is a concave surface; and a seventh lens with negative focal power, an image-side surface of which is a concave surface. An Entrance Pupil Diameter (EPD) of the optical imaging lens and an effective focal length f of the optical imaging lens meet 1.4<f/EPD<1.98, an air space T23 between the second lens and the third lens on an optical axis and an air space T34 between the third lens and the fourth lens on the optical axis meet 0.1<T23/T34<0.3.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile