Zhejiang Sunny Optics Co., Ltd.

Shuang Zhang

Fujian Dai

Liefeng Zhao

Xiaobin Zhang

Jianke Wenren

Saifeng Lyu

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.

Optical imaging lens assembly

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

Disclosed in the present application is an optical imaging lens. The optical imaging lens sequentially comprises, along an optical axis from an object side to an image side: a first lens having positive focal power; a second lens having focal power; a third lens having focal power; a fourth lens having positive focal power, an object side surface of the fourth lens being a convex surface and an image side surface thereof being a concave surface; and a fifth lens having negative focal power, an object side surface of the fifth lens being a convex surface and an image side surface thereof being a concave surface. A combined focal length f12 of the first lens and the second lens and a combined focal length f123 of the first lens, the second lens, and the third lens satisfy a relation that 0.5<f12/f123<1.5.

The present application discloses an optical imaging lens, comprising, in order from an object side to an image side along an optical axis: a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens; a fifth lens having a negative refractive power; and a sixth lens having a positive refractive power, wherein a distance TTL from an object side surface of the first lens to an imaging plane of the optical imaging lens on the optical axis and an entrance pupil diameter EPD of the optical imaging lens satisfy TTL/EPD<1.9; and a total effective focal length f of the optical imaging lens satisfies 6.0 mm<f<7.5 mm.

Growing community of inventors

Yuyao, China

Shuang Zhang