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. 29, 2023
Filed:
Dec. 22, 2020
Zhejiang Sunny Optics Co., Ltd., Yuyao, CN;
Mengna Tang, Yuyao, CN;
Xiaofeng Weng, Yuyao, CN;
Jianke Wenren, Yuyao, CN;
Fujian Dai, Yuyao, CN;
Liefeng Zhao, Yuyao, CN;
ZHEJIANG SUNNY OPTICS CO., LTD., Yuyao, CN;
Abstract
The present application discloses a camera lens, comprising, in order from an object side to an image side along an optical axis: a first lens having a positive refractive power; a second lens having a positive refractive power, an object side surface thereof being convex; a third lens having a refractive power; a fourth lens having a refractive power, an object side surface thereof being convex; and a fifth lens having a refractive power. An effective focal length f2 of the second lens and an effective focal length f1 of the first lens satisfy: 0.3<f2/f1<0.7, and a distance TTL from an object side surface of the first lens to an imaging plane of the camera lens on the optical axis and an entrance pupil diameter EPD of the camera lens satisfy: TTL/EPD<2.5.