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1. WO2020134269 - CAMERA OPTICAL LENS

Publication Number WO/2020/134269
Publication Date 02.07.2020
International Application No. PCT/CN2019/108782
International Filing Date 28.09.2019
IPC
G02B 13/00 2006.01
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
13Optical objectives specially designed for the purposes specified below
G02B 13/06 2006.01
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
13Optical objectives specially designed for the purposes specified below
06Panoramic objectives; So-called "sky lenses"
G02B 13/18 2006.01
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
CPC
G02B 13/0045
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
13Optical objectives specially designed for the purposes specified below
001Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
0015characterised by the lens design
002having at least one aspherical surface
0045having five or more lenses
G02B 27/0012
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
27Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
0012Optical design, e.g. procedures, algorithms, optimisation routines
G02B 9/62
GPHYSICS
02OPTICS
BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
9Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
62having six components only
H04N 5/2254
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
5Details of television systems
222Studio circuitry; Studio devices; Studio equipment ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
225Television cameras ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
2251Constructional details
2254Mounting of optical parts, e.g. lenses, shutters, filters or optical parts peculiar to the presence or use of an electronic image sensor
Applicants
  • 诚瑞光学(常州)股份有限公司 AAC OPTICS (CHANGZHOU) CO., LTD. [CN]/[CN]
Inventors
  • 寺西孝亮 TERANISHI, Takaaki
  • 张磊 ZHANG, Lei
  • 王燕妹 WANG, Yanmei
  • 张丹 ZHANG, Dan
Agents
  • 广州市越秀区哲力专利商标事务所(普通合伙) GUANGZHOU YUEXIU JILY PATENT & TRADEMARK LAW OFFICE
Priority Data
201811616009.X27.12.2018CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) CAMERA OPTICAL LENS
(FR) OBJECTIF PHOTOGRAPHIQUE
(ZH) 摄像光学镜头
Abstract
(EN)
A camera optical lens (10), which relates to the field of optical lenses; in order from the object side to the image side, the camera optical lens (10) comprises: a first lens (L1), a second lens (L2), a third lens (L3), a fourth lens (L4), a fifth lens (L5), and a sixth lens (L6); the second lens (L2) has positive refractive power, and the third lens (L3) has positive refractive power; the object side of the fourth lens (L4) has a radius of curvature of R7 and the thickness on the axis of the fourth lens (L4) is d7, and the following relationship is satisfied: -1.00≤R7/d7≤9.00. The described camera optical lens (10) is capable of achieving high imaging performance while having ow TTL.
(FR)
Objectif photographique (10) comportant, dans l'ordre depuis le côté objet vers le côté image, une première lentille (L1), une deuxième lentille (L2), une troisième lentille (L3), une quatrième lentille (L4), une cinquième lentille (L5), et une sixième lentille (L6); la deuxième lentille (L2) ayant une réfringence positive, et la troisième lentille (L3) ayant une réfringence positive; le côté objet de la quatrième lentille (L4) ayant un rayon de courbure de R7 et l'épaisseur sur l'axe de la quatrième lentille (L4) étant d7, et la relation suivante est satisfaite : -1,00≤R7/d7≤9,00 L'objectif photographique (10) décrit est capable d'atteindre une performance d'imagerie élevée tout en ayant une TTL faible.
(ZH)
一种摄像光学镜头(10),涉及光学镜头领域,摄像光学镜头(10)自物侧至像侧依序包含:第一透镜(L1),第二透镜(L2),第三透镜(L3),第四透镜(L4),第五透镜(L5),以及第六透镜(L6);第二透镜(L2)具有正屈折力,第三透镜(L3)具有正屈折力;第四透镜(L4)物侧面的曲率半径为R7,第四透镜(L4)的轴上厚度为d7,且满足下列关系式:-1.00≤R7/d7≤9.00,摄像光学镜头(10)能获得高成像性能的同时,获得低TTL。
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