Zhejiang Sunny Optics Co., Ltd.

Zhejiang Sunny Optical Co., Ltd

Yang Li

Fujian Dai

Liefeng Zhao

Lingbo He

Lin Huang

Kaiyuan Zhang

Wuchao Xu

Yuhao Wang

Haidong Xiao

Tianxiang Xing

Jianlin Li

Yeping Sun

Bin Liu

The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens and a fifth lens. Each of the first to fifth lenses has refractive power. At least one of the first to the fifth lenses has a non-rotationally symmetric aspheric surface. A maximum effective radius DT11 of an object-side surface of the first lens satisfies: DT11<0.80 mm.

Camera lens group

An optical test system is provided, comprising, sequentially along an optical axis, a distance extension module and an optical lens assembly. The distance extension module comprises one or more lenses. The optical lens assembly comprises, sequentially along the optical axis from an object side to an image side: a diaphragm; a first lens, having a positive refractive power, an object-side surface of the first lens being a convex surface, and an image-side surface of the first lens being a convex surface; a second lens, having a negative refractive power, an object-side surface of the second lens being a concave surface, and an image-side surface of the second lens being a concave surface; a third lens, having a refractive power, an object-side surface of the third lens being a concave surface, and an image-side surface of the third lens being a convex surface; and a fourth lens, having a refractive power.

Optical test system

The present disclosure discloses an optical imaging lens assembly, comprising, sequentially along an optical axis from an object side to an image side: a first lens, having a positive refractive power; a second lens, having a negative refractive power; and a third lens, having a positive refractive power. A magnification M of the optical imaging lens assembly satisfies: 0.5<M<1.5.

Optical imaging lens assembly

Embodiments of the present disclosure disclose a camera lens group, comprising, sequentially along an optical axis from an object side to an image side: a stop; a first lens having a positive refractive power; a second lens having a refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; a fifth lens having a positive refractive power; and a sixth lens having a negative refractive power. A distance TTL on the optical axis from the object-side surface of the first lens to an image plane of the camera lens group and half of a diagonal length ImgH of an effective pixel area on the image plane of the camera lens group satisfy: TTL/ImgH≤1.25. At least one of the surfaces from the object-side surface of the first lens to the image-side surface of the sixth lens is an aspheric surface.

The present disclosure discloses an optical imaging system. The optical imaging system comprises, sequentially along an optical axis from an object side to an image side, a stop; a first lens, having a positive refractive power; a second lens, having a refractive power; a third lens, having a refractive power; a fourth lens, having a negative refractive power, an object-side surface of the fourth lens is a convex surface; a fifth lens, having a negative refractive power; a sixth lens, having a refractive power; and a seventh lens, having a refractive power. Here, one of the first to seventh lenses is an aspheric lens made of glass, and a radius of curvature R2 of an image-side surface of the first lens and a radius of curvature R1 of an object-side surface of the first lens satisfy:2.5≤(2+1)/2−1)<3.0.

Optical imaging system

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 with a negative refractive power, a second lens with a refractive power, a third lens with a refractive power, a fourth lens with a positive refractive power, a fifth lens with a refractive power, a sixth lens with a refractive power, a seventh lens with a positive refractive power, an eighth lens with a negative refractive power, and a ninth lens with a negative refractive power. ImgH is a half of a diagonal length of an effective pixel region on an imaging surface of the optical imaging lens assembly, ImgH and a total effective focal length f of the optical imaging lens assembly meet 1.2<ImgH/f<2.2. There is a spacing distance between any two adjacent lenses in the first lens to the ninth lens.

The present disclosure discloses an optical imaging system, comprising, sequentially along an optical axis from an object side to an image side, a prism, a diaphragm, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens, where each of the first lens to the seventh lens has a refractive powers. The prism reflects light incident to the prism along a first direction, to cause the light to emerge from the prism along a second direction. The diaphragm to the seventh lens are sequentially disposed from the prism to the image side along the second direction. The second lens has a positive refractive power, and an image-side surface of the second lens is a concave surface. The third lens has a negative refractive power. The fourth lens has a negative refractive power, and an image-side surface of the fourth lens is a concave surface. The fifth lens has a positive refractive power. At least one of surfaces from an object-side surface of the first lens to an image-side surface of the seventh lens is an aspheric surface.

Embodiments of the present disclosure disclose an optical imaging system, comprising, sequentially from an object side to an image side along an optical axis: a prism, reflecting light incident to the prism along a first direction, to cause the light to emerge from the prism along a second direction, and a stop, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially from the prism to an image side along the second direction, each of the first lens to the seventh lens has a refractive power. A total effective focal length f of the optical imaging system and an entrance pupil diameter EPIC of the optical imaging system satisfy: f/EPD<1.4.

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 positive refractive power; a second lens having refractive power, and an object-side surface of the second lens being a convex surface; a third lens having refractive power, an object-side surface of the third lens being a convex surface, and an image-side surface of the third lens being a convex surface; and a fourth lens having refractive power. Half of a maximum field-of-view Semi-FOV of the optical imaging lens assembly and a maximum incident angle of a chief ray CRAmax of the optical imaging lens assembly to an electronic photosensitive component satisfy: 2.5<Tan(Semi-FOV+CRAmax)<3.5.

The disclosure discloses an optical imaging lens assembly, which includes ten lenses, wherein, from an object side to an image side, the ten lenses sequentially includes a first lens with positive refractive power, a second lens with refractive power, a third lens with refractive power, a fourth lens with refractive power, a fifth lens with negative refractive power, a sixth lens with refractive power, a seventh lens with refractive power, an eighth lens with refractive power, a ninth lens with positive refractive power and a tenth lens with negative refractive power; and the lenses are independent of one another and have air spaces on an optical axis.

The present disclosure discloses a camera lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power; a second lens having positive refractive power and a convex image-side surface; a third lens having negative refractive power, a convex object-side surface and a concave image-side surface; a fourth lens having negative refractive power; a fifth lens having refractive power and a convex image-side surface; and a sixth lens having refractive power, a convex object-side surface and a concave image-side surface. Half of a maximum field-of-view Semi-FOV of the camera lens assembly and a combined focal length f23 of the second lens and the third lens satisfy: 4.00 mm<tan(Semi-FOV)*f23<10.00 mm.

Camera lens assembly

The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having refractive power; a second lens having negative refractive power; a third lens having negative refractive power; a fourth lens having refractive power, a convex object-side surface and a concave image-side surface; and a fifth lens having refractive power. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging system and half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging system satisfy: 1.0<TTL/ImgH<1.5.

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 positive refractive power with a convex object-side surface and a concave image-side surface; a second lens having negative refractive power with a concave image-side surface; a third lens having refractive power with a convex object-side surface and a concave image-side surface; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having refractive power; a seventh lens having positive refractive power with a convex object-side surface; and an eighth lens having negative refractive power with a concave object-side surface and a concave image-side surface, wherein half of a diagonal length ImgH of an effective pixel area on an imaging plane of the optical imaging lens assembly satisfies: 5.80 mm&#x3c;ImgH.

Optical imaging lens assembly including eight lenses of +-++--+- or +---+-+- refractive powers

The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having a negative refractive power with a concave object-side surface and a concave image-side surface; a stop; a second lens having a refractive power; a third lens having a negative refractive power; a fourth lens having a refractive power with a convex object-side surface, and a convex image-side surface; and a fifth lens having a refractive power. Half of a maximal field-of-view Semi-FOV of the optical imaging system satisfies 45.0&#xb0;&#x2264;Semi-FOV&#x3c;65.0&#xb0;, and an effective focal length f2 of the second lens and a center thickness CT2 of the second lens along the optical axis satisfy 2.5&#x2264;f2/CT2&#x2264;3.0.

Growing community of inventors

Yuyao, China

Yang Li