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:
May. 17, 2022
Filed:
Sep. 20, 2017
Zhejiang Sunny Optical Co., Ltd, Ningbo, CN;
Yabin Hu, Ningbo, CN;
ZHEJIANG SUNNY OPTICAL CO., LTD, Ningbo, CN;
Abstract
The present disclosure discloses an imaging lens assembly. The imaging lens assembly includes, sequentially from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens and a fifth lens. An effective focal length f of the imaging lens assembly and an entrance pupil diameter EPD of the imaging lens assembly satisfy: f/EPD≤1.8, and an incident angle of a chief ray corresponding to a maximal field-of-view incident on an object-side surface of the fourth lens CRA4<15°. The imaging lens assembly according to the present disclosure consists of 5 lenses, which can realize an imaging lens assembly having an ultra-thin large aperture and a good image quality.