公开(公告)号：US12019218B2

公开(公告)日：2024-06-25

申请号：US17211853

申请日：2021-03-25

Applicant: ZHEJIANG SUNNY OPTICS CO., LTD.

Inventor： Jiaying Zhang ,  Fujian Dai ,  Liefeng Zhao

IPC: G02B13/00 ,  G02B9/60

CPC classification number: G02B13/0045 ,  G02B9/60 ,  G02B13/0065

Abstract: The disclosure discloses an optical imaging lens group, which sequentially includes from an object side to an image side along an optical axis: a first prism has a first reflective surface; a first lens has a refractive power and an object-side surface thereof is a convex surface; a second lens has a refractive power; a third lens has a refractive power, an object-side surface thereof is a concave surface and an image-side surface thereof is a convex surface; a fourth lens has a refractive power; a fifth lens has a refractive power; and a second prism has a second reflective surface. An optical distortion Dist. of the optical imaging lens group satisfies: |Dist.|

公开(公告)号：US20220128800A1

公开(公告)日：2022-04-28

申请号：US17506711

申请日：2021-10-21

Applicant: ZHEJIANG SUNNY OPTICS CO.,LTD.

Inventor： Jiaying Zhang ,  Fujian Dai ,  Liefeng Zhao

IPC: G02B13/00 ,  G02B5/04 ,  G02B9/64

Abstract: The disclosure provides an optical imaging system, which has a first optical axis, a second optical axis perpendicular to the first optical axis and a third optical axis perpendicular to the second optical axis, the first optical axis is parallel to the third optical axis, the optical imaging system includes: a first imaging lens group, including a first refraction optical element that deflects light entering along a direction of the first optical axis to be propagated along a direction of the second optical axis; a second imaging lens group, sequentially including from an object side to an image side along the second optical axis a first lens to a seventh lens with refractive power; a third imaging lens group, including a second refraction optical element that deflects light entering along the direction of the second optical axis to be propagated along a direction of the third optical axis.

公开(公告)号：US12174350B2

公开(公告)日：2024-12-24

申请号：US17506711

申请日：2021-10-21

Applicant: ZHEJIANG SUNNY OPTICS CO., LTD.

Inventor： Jiaying Zhang ,  Fujian Dai ,  Liefeng Zhao

IPC: G02B13/00 ,  G02B5/04 ,  G02B9/64

Abstract: The disclosure provides an optical imaging system, which has a first optical axis, a second optical axis perpendicular to the first optical axis and a third optical axis perpendicular to the second optical axis, the first optical axis is parallel to the third optical axis, the optical imaging system includes: a first imaging lens group, including a first refraction optical element that deflects light entering along a direction of the first optical axis to be propagated along a direction of the second optical axis; a second imaging lens group, sequentially including from an object side to an image side along the second optical axis a first lens to a seventh lens with refractive power; a third imaging lens group, including a second refraction optical element that deflects light entering along the direction of the second optical axis to be propagated along a direction of the third optical axis.

公开(公告)号：US12038563B2

公开(公告)日：2024-07-16

申请号：US17316735

申请日：2021-05-11

Applicant: ZHEJIANG SUNNY OPTICS CO., LTD.

Inventor： Jiaying Zhang ,  Fujian Dai ,  Liefeng Zhao

IPC: G02B13/00 ,  G02B9/64 ,  G02B27/00

CPC classification number: G02B13/0045 ,  G02B9/64 ,  G02B27/0025

Abstract: The disclosure provides an optical imaging lens assembly, which sequentially includes from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens, wherein the fifth lens has a negative refractive power; an object-side surface of the sixth lens is a concave surface, and an image-side surface of the sixth lens is a convex surface; a maximum field of view FOV of the optical imaging lens assembly satisfies 100° 4.5 mm; and a total effective focal length f of the optical imaging lens assembly and an Entrance Pupil Diameter (EPD) of the optical imaging lens assembly satisfy f/EPD

公开(公告)号：US12228796B2

公开(公告)日：2025-02-18

申请号：US17669433

申请日：2022-02-11

Applicant: ZHEJIANG SUNNY OPTICS CO., LTD.

Inventor： Jiaying Zhang ,  Saifeng Lyu ,  Fujian Dai ,  Liefeng Zhao

IPC: G02B9/64 ,  G02B13/00

Abstract: The disclosure provides an optical imaging system, which sequentially includes, from an object side to an image side along an optical axis: a diaphragm; a first lens with a refractive power, an image-side surface thereof being a convex surface; a second lens with a refractive power; a third lens with a negative refractive power; a fourth lens with a refractive power, an image-side surface thereof being a convex surface; a fifth lens with a refractive power, an object-side surface thereof being a concave surface; a sixth lens with a refractive power; and a seventh lens with a refractive power. EPD is an entrance pupil diameter of the optical imaging system, and a total effective focal length f of the optical imaging system and EPD satisfy f/EPD≤1.5.