Zhejiang Sunny Optical Co., Ltd

Xue Gao

Jianke Wenren

Ming Li

Fujian Dai

Liefeng Zhao

The present disclosure discloses an optical imaging lens assembly which includes 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 a positive refractive power with a convex object-side surface; the second lens has a refractive power with a concave image-side surface; the third lens has a refractive power with a convex object-side surface; the fourth lens has a refractive power with a concave object-side surface; the fifth lens has a refractive power; and the sixth lens has a refractive power with a concave object-side surface. A maximum effective radius DT11 of the object-side surface of the first lens and a maximum effective radius DT61 of the object-side surface of the sixth lens satisfy 0.6<DT11/DT61<1.

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

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 refractive power; a second lens having refractive power with a convex object-side surface and a concave image-side surface; a third lens having refractive power; a fourth lens having negative refractive power; a fifth lens having negative refractive power with a concave object-side surface and a convex image-side surface; and a sixth lens having refractive power with a concave object-side surface and a convex image-side surface. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly and a total effective focal length f of the optical imaging lens assembly satisfy: TTL/f&#x3c;1.

Optical imaging 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 positive refractive power; a second lens having refractive power; a third lens having negative refractive power; a fourth lens having refractive power with a convex object-side surface and a concave image-side surface; a fifth lens having refractive power; and a sixth lens having negative refractive power. Half of a maximal field-of-view Semi-FOV of the optical imaging system satisfies Semi-FOV&#x3c;15&#xb0;. 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, half of a diagonal length ImgH of an effective pixel area on the imaging plane and an effective focal length f of the optical imaging system satisfy 1.9 mm&#x3c;TTL*ImgH/f&#x3c;2.7 mm.

Optical imaging system

The present disclosure discloses an optical imaging 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, a fifth lens and a sixth lens. The first lens has a refractive power, an object-side surface of the first lens is a concave surface, and an image-side surface of the first lens is a convex surface; the second lens has a positive refractive power; the third lens has a negative refractive power; the fourth lens has a refractive power; the fifth lens has a negative refractive power, and the sixth lens has a refractive power. An effective focal length f2 of the second lens and a radius of curvature R3 of an object-side surface of the second lens satisfy 1.5&#x3c;f2/R3&#x3c;2.

Optical imaging lens group

The present disclosure discloses a camera lens assembly. The camera lens assembly includes, 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; a third lens having a refractive power; a fourth lens having a refractive power; a fifth lens having a refractive power; a sixth lens having a refractive power, where an object-side surface of the sixth lens is a convex surface, and an image-side surface of the sixth lens is a convex surface; and a seventh lens having a negative refractive power, where an object-side surface of the seventh lens is a convex surface. An effective focal length f2 of the second lens and a total effective focal length f of the camera lens assembly satisfy: &#x2212;3&#x2264;f2/f&#x3c;&#x2212;1.5.

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Ningbo, China

Xue Gao