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:
Apr. 16, 2024
Filed:
Jan. 06, 2021
Zhejiang Sunny Optics Co., Ltd., Yuyao, CN;
Shuang Zhang, Yuyao, CN;
Xiaobin Zhang, 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 an optical imaging 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; a third lens having a negative refractive power; a fourth lens; a fifth lens having a negative refractive power; and a sixth lens having a positive refractive power, wherein a distance TTL from an object side surface of the first lens to an imaging plane of the optical imaging lens on the optical axis and an entrance pupil diameter EPD of the optical imaging lens satisfy TTL/EPD<1.9; and a total effective focal length f of the optical imaging lens satisfies 6.0 mm<f<7.5 mm.