Zhejiang Sunny Optical Co., Ltd

Zhejiang Sunny Optics Co., Ltd.

Jianke Wenren

Fujian Dai

Liefeng Zhao

Ming Li

Kaiyuan Zhang

Mengna Tang

Lin Huang

Xiaobin Zhang

Xue Gao

Lingbo He

Yabin Hu

Jian Yang

Long Li

Saifeng Lyu

Biao Xu

Shuang Zhang

Xiaofeng Weng

Yuhao Wang

Bo Song

Saifeng Lv

Jia Lu

Xule Kong

Binbin Liu

Xin Zhou

Lin Wei Yang

Lihui Ye

Ling Ding

Tianxiang Xing

Xiaofang Wang

Yanping Li

Fenglong Lu

Le Niu

Yifu Cheng

Jin Zhou

An optical imaging lens assembly is provided, along an optical axis from an object side to an image side, sequentially includes: a first lens having negative refractive power; a second lens having positive refractive power; a third lens; a fourth lens having positive refractive power; a fifth lens having negative refractive power; a sixth lens having positive refractive power; and a seventh lens. A maximum field-of-view FOV of the optical imaging lens assembly satisfies: tan(FOV/3)≥0.9; and a total effective focal length f of the optical imaging lens assembly, a radius of curvature R9 of an object-side surface of the fifth lens, and a radius of curvature R10 of an image-side surface of the fifth lens satisfy: −3.0<f/R9+f/R10<−1.5.

Optical imaging lens assembly

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having negative refractive power; a prism having an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface and the optical axis being 45°; a stop; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having positive refractive power; and a fifth lens having negative refractive power.

A zoom lens includes in order from an object side to an image side along an optical axis a first lens group having a positive refractive power, including a first lens disposed along the optical axis, and a second lens group having a negative refractive power, including a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens disposed in order along the optical axis. Positions of the second lens to the seventh lens on the optical axis can be changed to achieve continuous zooming of the zoom lens. A total effective focal length ft of the zoom lens when it is in a final state and a total effective focal length fs of the zoom lens when it is in an initial state satisfy 1.3<ft/fs<1.5.

Zoom lens

The disclosure provides a zoom lens assembly, which sequentially comprises, from an object side to an image side along an optical axis thereof: a first lens group; a second lens group with a positive refractive power; and a third lens group with a negative refractive power. The second lens group and the third lens group move along the optical axis to implement continuous zooming. The zoom lens assembly has a wide-angle end position, a middle end position and a telephoto end position. EPD is an entrance pupil diameter of the zoom lens assembly, ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the zoom lens assembly, DTmax is a maximum value in effective radii of each lens in the first lens group, the second lens group and the third lens group, EPD and ImgH and DTmax satisfy: EPD*ImgH/DTmax>6.5 mm.

Zoom lens assembly

An optical imaging lens group is disclosed. An implementation of the optical imaging lens group includes, sequentially along an optical axis from an object side to an image side: first to eighth lenses having refractive powers. The object-side surface of the first lens is a concave surface. The image-side surface of the third lens is a concave surface. Half of a maximal field-of-view Semi-FOV of an optical imaging system satisfies: Semi-FOV>60°, and an optical distortion Dist. of the optical imaging system satisfies: |Dist.|≤5.1%.

Optical imaging lens group

The present disclosure discloses an optical imaging lens group. The optical imaging lens group comprises, sequentially along an optical axis from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens and the eighth lens have refractive powers. At least one lens in the first lens to the eighth lens has a non-rotationally symmetric aspheric surface; a total effective focal length fy of the optical imaging lens group in a Y-axis direction and a total effective focal length fx of the optical imaging lens group in an X-axis direction satisfy: fy/fx<0.8; and an f-number Fnoy of the optical imaging lens group in the Y-axis direction satisfies: Fnoy<2.9.

The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having negative refractive power; a first prism including an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface of the first prism and the optical axis being 45°; a stop; a second lens having positive refractive power; a third lens having refractive power; a fourth lens having positive refractive power; a fifth lens having negative refractive power; and a second prism including an incident surface, a reflecting surface, and an exit surface, and an angle between the reflecting surface of the second prism and the optical axis being 45°. A total effective focal length f and a maximum field-of-view FOV of the optical imaging lens assembly satisfy: 2.50 mm<f*tan(FOV/2)<4.00 mm.

The present disclosure discloses an optical imaging lens assembly, along an optical axis from an object side to an image side, sequentially includes: a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens, an image-side surface of the fifth lens being a concave surface; a sixth lens having positive refractive power; and a seventh lens having negative refractive power, an object-side surface of the seventh lens being a convex surface, and an image-side surface of the seventh lens being a concave surface; where, half of a diagonal length ImgH of an effective pixel area on an image plane, an entrance pupil diameter EPD of the optical lens assembly, and a total effective focal length f of the optical imaging lens assembly may satisfy:ImgH*EPD/>3.5 mm.

The disclosure discloses an optical imaging system, which includes: a lens group, sequentially including, from an object side to an image side along a first direction, a first lens, a second lens, a third lens, a fourth lens and a fifth lens with refractive power; a first prism, arranged on the object side of the lens group and configured to reflect light incident into the first prim along a second direction to be emergent from the first prism along the first direction; and a second prism, arranged on the image side of the lens group and configured to reflect light incident into the second prism along the first direction to be emergent from the second prism along a third direction, wherein the first direction, the second direction and the third direction are perpendicular to one another; at least one lens in the lens group is a plastic lens.

Optical imaging system

The disclosure discloses an optical imaging lens, which sequentially includes from an object side to an image side along an optical axis: a first lens has a positive refractive power; a second lens has a positive refractive power; a third lens, an object-side surface thereof is a concave surface, and an image-side surface thereof is a convex surface; a fourth lens; a fifth lens has a positive refractive power; a sixth lens has a negative refractive power; TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens on the optical axis, ImgH is a half the diagonal length of an effective pixel area on the imaging surface of the optical imaging lens, and TTL and ImgH satisfy TTL/ImgH<1.3; and TTL satisfies TTL<5.0 mm.

Optical imaging lens

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, a seventh lens and an eighth lens with refractive power respectively. An image-side surface of the eighth lens is a convex surface. TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens assembly on the optical axis, ImgH is a half of a diagonal length of an effective pixel region on the imaging surface of the optical imaging lens assembly, and TTL and ImgH meet TTL/ImgH<1.2. An effective focal length f8 of the eighth lens and a curvature radius R16 of the image-side surface of the eighth lens meet 0.5<f8/R16<1.5.

A camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens having negative refractive power, a concave object-side surface and a concave image-side surface; a second lens having refractive power, a convex object-side surface and a concave image-side surface; a third lens having positive refractive power, a convex object-side surface and a convex image-side surface; a fourth lens having refractive power; a fifth lens having positive refractive power and a convex image-side surface; and a sixth lens having negative refractive power, a convex object-side surface and a concave image-side surface. Half of a field-of-view Semi-FOV of the camera lens group and half of a diagonal length ImgH of an effective pixel area on an imaging plane satisfy: 10.00 mm<tan(Semi-FOV)*ImgH<23.50 mm. A maximum distortion of the camera lens group is less than 3.50%.

Camera lens group

The present application discloses an optical imaging lens group, including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens having refractive powers in order from an object side to an image side along an optical axis. The first lens has a negative refractive power. The fourth lens has a positive refractive power. The eighth lens has a negative refractive power. At least one of the first lens to the eighth lens has a non-rotationally symmetrical aspherical lens surface, and the maximum TV distortion TDT in an imaging range of the optical imaging lens group satisfies: |TDT|≤3.5%.

A camera lens group, along an optical axis from an object side to an image side, sequentially includes a first lens to a seventh lens. The first lens has positive refractive power; the second lens has refractive power; the third lens has refractive power; the fourth lens has refractive power, a convex object-side surface, and a convex image-side surface; the fifth lens has refractive power, a convex object-side surface, and a concave image-side surface; the sixth lens has refractive power, and a concave image-side surface; and the seventh lens has refractive power. A total effective focal length f of the camera lens group and an entrance pupil diameter EPD of the camera lens group satisfy: f/EPD<1.45.

The present disclosure provides a camera lens assembly, which includes, sequentially from an object side to an image side along an optical axis, a first lens having a refractive power with a convex object-side surface; a second lens having a refractive power with a convex object-side surface; a third lens having a positive refractive power; a fourth lens having a negative refractive power and a concave object-side surface; a fifth lens having a refractive power; and a sixth lens having a refractive power. A half of a maximal field-of-view Semi-FOV of the camera lens assembly satisfies: Semi-FOV≥70°. A half of a diagonal length ImgH of an effective pixel area on the imaging plane of the camera lens assembly satisfies: ImgH≥7.8 mm.

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Ningbo, China

Jianke Wenren