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1. CN208737088 - Optical imaging lens

Office China
Application Number 201820650115.9
Application Date 03.05.2018
Publication Number 208737088
Publication Date 12.04.2019
Publication Kind U
IPC
G02B 13/06
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
13Optical objectives specially designed for the purposes specified below
06Panoramic objectives; So-called "sky lenses"
G02B 13/00
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
13Optical objectives specially designed for the purposes specified below
G02B 13/18
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
13Optical objectives specially designed for the purposes specified below
18with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
Applicants ZHEJIANG SUNNY OPTICS CO., LTD.
浙江舜宇光学有限公司
Inventors LI MING
李明
GAO XUE
高雪
WANG BINQING
王彬清
Agents 北京英赛嘉华知识产权代理有限责任公司 11204
北京英赛嘉华知识产权代理有限责任公司 11204
Title
(EN) Optical imaging lens
(ZH) 光学成像镜头
Abstract
(EN)
The application discloses optical imaging lens, this optical imaging lens is along the optical axis by the thing side to including the first lens that can have negative optical power for instance incline according to the preface, the second lens that can have positive refractive power, the third lens that can have positive refractive power, can have negative optical power's fourth lens, its thingside is the concave surface, the 5th lens that can have positive refractive power, and negative optical power's VI lenses can have, its thing side is the convex surface, is the concave surface like the side, wherein, can satisfy between the combined focal length f23 of the effective focal length f5 of the 5th lens and second lens and third lens: | f5f23| <= 0.6.

(ZH)
本申请公开了一种光学成像镜头,该光学成像镜头沿着光轴由物侧至像侧依序可包括可具有负光焦度的第一透镜;可具有正光焦度的第二透镜;可具有正光焦度的第三透镜;可具有负光焦度的第四透镜,其物侧面为凹面;可具有正光焦度的第五透镜;以及可具有负光焦度的第六透镜,其物侧面为凸面,像侧面为凹面,其中,第五透镜的有效焦距f5与第二透镜和第三透镜的组合焦距f23之间可满足:|f5/f23|≤0.6。