Zhejiang Sunny Optics Co., Ltd.

Zhejiang Sunny Optical Co., Ltd

Wuchao Xu

Fujian Dai

Liefeng Zhao

Yuanlin Jia

Kaiyuan Zhang

Yang Li

Xiaofang Wang

Qi Wu

Yang Gao

Ying Zhou

Xiangxi Wu

An optical imaging lens assembly including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially from an object side to an image side along an optical axis is provided. The first lens has a negative refractive power, an object-side surface thereof is a concave surface, and an image-side surface thereof is a convex surface; and the third lens has a negative refractive power. The distance TTL from the object-side surface of the first lens to the imaging surface of the optical imaging lens assembly on the optical axis and a half ImgH of the diagonal length of the effective pixel region on the imaging surface of the optical imaging lens assembly satisfy: TTL/ImgH≤1.4.

Optical imaging lens assembly including seven lenses of −+−+−+− or −+−+−−− refractive powers

An optical imaging lens assembly, along an optical axis from an object side to an image side, sequentially includes: first to seventh lenses. The first lens has refractive power; the third lens has a concave object-side surface and a convex image-side surface; the fourth lens has negative refractive power, an object-side surface of the fourth lens is a concave surface, and an image-side surface of the fourth lens is a concave surface; the fifth lens has refractive power. The optical imaging lens assembly satisfies: TTL/ImgH≤1.5; and FOV>100°, where, TTL is a distance from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly on the optical axis, ImgH is half of a diagonal length of an effective pixel area on the imaging plane, and FOV is a maximum field-of-view of the optical imaging lens assembly.

Optical imaging lens assembly

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, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens has negative refractive power; the second lens has positive refractive power; the third lens has negative refractive power; the fourth lens has refractive power; the fifth lens has refractive power; and the sixth lens has negative refractive power. At least one of the first lens to the sixth lens has a non-rotationally symmetrical aspheric surface. An effective focal length fx in an X-axis direction of the camera lens assembly and an effective focal length fy in a Y-axis direction of the camera lens assembly satisfy 0.5<fx/fy<1.5.

Camera lens assembly

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 refractive power; a second lens with a refractive power; a third lens with a refractive power; a fourth lens with a refractive power; a fifth lens with a refractive power; and a sixth lens with a refractive power. Wherein Semi-FOV is a half of a maximum field of view of the optical imaging lens assembly, and Semi-FOV satisfies Semi-FOV≥60°; A curvature radius of an object-side surface of the first lens and a curvature radius of an image-side surface of the first lens satisfy −2.5<(R1−R2)/(R1+R2)<−1.0; A curvature radius of an object-side surface of the second lens and a curvature radius of an image-side surface of the second lens satisfy 1.5<R4/R3<2.5.

An optical imaging lens sequentially includes, from an object side to an image side along an optical axis: a first lens (E) with refractive power; a second lens (E) with positive refractive power; a third lens (E) with positive refractive power; a fourth lens (E) with refractive power; a fifth lens (E) with positive refractive power; a sixth lens (E) with refractive power; and a seventh lens (E) with refractive power. A total effective focal length f of the optical imaging lens and a curvature radius R4 of an image-side surface of the second lens meet 0.6<R4/f<1.5. 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, and ImgH is a half of a diagonal length of an effective pixel region on the imaging surface of the optical imaging lens, TTL and ImgH meet 0.55<TTL/(ImgH×2)<0.75.

Optical imaging lens

The present disclosure discloses an optical imaging lens assembly, sequentially from an object side to an image side along an optical axis, including: a first lens having refractive power, an object-side surface thereof is concave, and an image-side surface thereof is convex; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having negative refractive power, and an object-side surface thereof is concave; a sixth lens having positive refractive power; and a seventh lens having refractive power. A total effective focal length f of the optical imaging lens assembly and an effective focal length f3 of the third lens may satisfy f3/f>1.49.

The present disclosure discloses a zoom lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens group having refractive power; a second lens group having negative refractive power; a third lens group having refractive power; and a fourth lens group having refractive power. The zoom lens assembly may be continuously zoomed by changing positions of the second lens group and the third lens group along the optical axis. A total effective focal length ft of the zoom lens assembly in a telephoto state, and a total effective focal length fw of the zoom lens assembly in a wide-angle state satisfy: 1.3&#x3c;ft/fw&#x3c;3.3.

Zoom 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 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.

Optical imaging system including five lenses of &#x2212;+&#x2212;+&#x2212; or &#x2212;+&#x2212;++ refractive powers

The present disclosure discloses a camera lens group including, sequentially from an object side to an image side of the camera lens group along an optical axis, a first lens, a second lens, a third lens, a fourth lens and a fifth lens. The first lens has a negative refractive power; the second lens has a negative refractive power; the third lens has a refractive power, and an object-side surface of the third lens is concave; the fourth lens has a positive refractive power, an object-side surface of the fourth lens is convex, and an image-side surface of the fourth lens is convex; and the fifth lens has a refractive power. A half of a maximum field of view HFOV of the camera lens group satisfies 0.8&#x3c;tan(HFOV/2)&#x3c;1.2.

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Ningbo, China

Wuchao Xu