Zhejiang Sunny Optical Co., Ltd

Zhejiang Sunny Optics Co., Ltd.

Qiqi Lou

Fujian Dai

Liefeng Zhao

An optical imaging lens assembly includes, sequentially from an object side to an image side along an optical axis, a first lens (E) having a positive refractive power; a second lens (E) having a refractive power; a third lens (E) having a positive refractive power and an object-side surface (S) of the third lens (E) being convex; a fourth lens (E) having a refractive power; a fifth lens (E) having a refractive power and an image-side surface (S) of the fifth lens (E) being concave; a sixth lens (E) having a refractive power; and a seventh lens (E) having a refractive power. Half of a diagonal length ImgH of an effective pixel area on the imaging plane (S) of the optical imaging lens assembly and an entrance pupil diameter EPD of the optical imaging lens assembly satisfy: ImgH/EPD<0.7.

Optical imaging lens assembly

The present disclosure discloses a camera lens assembly including 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, and an image-side surface thereof is concave; the second lens has negative refractive power, an object-side surface thereof is convex, and an image-side surface thereof is concave; the third lens has positive refractive power, and an image-side surface thereof is convex; the fourth lens has refractive power; the fifth lens has refractive power; and the sixth lens has positive refractive power. An effective focal length f1 of the first lens and an effective focal length f3 of the third lens satisfy −1<f1/f3<−0.5; and an effective focal length f2 of the second lens and the effective focal length f3 of the third lens satisfy −8<f2/f3<−3.

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 negative refractive power with a convex object-side surface; a second lens having negative refractive power; a third lens having positive refractive power; a fourth lens having positive refractive power; a fifth lens having negative refractive power; and a sixth lens having positive refractive power. A maximum field-of-view FOV of the optical imaging system and a distance TTL along the optical axis from the object-side surface of the first lens to an imaging plane of the optical imaging system satisfy tan(FOV/2)/TTL&#x3e;1.0 mm. A center thickness CT1 of the first lens along the optical axis and a center thickness CT4 of the fourth lens along the optical axis satisfy 0.9&#x2264;CT1/CT4&#x3c;1.5.

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

The application discloses an optical imaging lens. The optical imaging lens sequentially includes from an object side to an image side along an optical axis: a first lens having a focal power; a diaphragm; a second lens having a focal power; a third lens having a focal power, and provided with an object-side surface and an image-side surface, the object-side surface is convex surface, the image-side surface is a concave surface; a fourth lens having a positive focal power, and provided with an object-side surface and an image-side surface, the object-side surface is a concave surface, the image-side surface is a convex surface; and a fifth lens having a negative focal power; at least one aspherical mirror surface is included in an object-side surface of the first lens to an image-side surface of the fifth lens; the optical imaging lens meets the following relational expressions: f/EPD&#x3c;1.5, and 2 mm&#x3c;ImgH*EPD/f&#x3c;3 mm.

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Zhejiang, China

Qiqi Lou