Abstract: An optical imaging lens is provided. The optical imaging lens includes sequentially from an object side to an image side along an optical axis: a first lens with a positive refractive power; a second lens with a negative refractive power; a third lens with a refractive power, an object side surface of the third lens being a convex surface, an image side surface of the third lens being a concave surface; a fourth lens with refractive power, an object side surface of the fourth lens being a convex surface, an image side surface of the fourth lens being a concave surface a fifth lens with a negative refractive power, an object side surface of the fifth lens being a convex surface, an image side surface of the fifth lens being a concave surface; and a sixth lens with a refractive power.

Abstract: Some embodiments of the disclosure provide an optical imaging lens assembly. From an object side to an image side along an optical axis, the optical imaging lens assembly sequentially includes: a first lens having a refractive power; a second lens having a refractive power, and an object-side surface of the second lens is a convex surface, and an image-side surface of the second lens is a concave surface; 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 positive refractive power, 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, an object-side surface of the seventh lens is a concave surface, and an image-side surface is a concave surface.

Abstract: 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; a second lens having negative refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power with a convex object-side surface; a sixth lens having positive refractive power with a convex object-side surface a convex image-side surface; and a seventh lens having negative refractive power, wherein 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 half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens assembly satisfy ImgH/(TTL/ImgH)>5.0 mm.

Abstract: 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<1.5, and 2 mm<ImgH*EPD/f<3 mm.

Abstract: The present disclosure discloses an optical imaging system. The optical imaging system satisfies: f/EPD?1.5; 0.3<T23*10/R4<1.8; ?0.6<f2/f4<?0.1; and TTL/ImgH<1.4, where f is an effective focal length of the optical imaging system, EPD is an entrance pupil diameter of the optical imaging system, T23 is a spaced interval between the second lens and the third lens along the optical axis, R4 a radius of curvature of an image-side surface of the second lens, f2 is an effective focal length of the second lens, f4 is an effective focal length of the fourth lens, TTL is a distance along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging system, and ImgH is half of a diagonal length of an effective pixel area on the imaging plane.

Abstract: 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<ImgH.

Abstract: 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 having positive refractive power with a convex object-side surface; a second lens having refractive power; a third lens having refractive power; a fourth lens having refractive power; a fifth lens having refractive power; and a sixth lens having negative refractive power with a concave object-side surface and a convex image-side surface. A total effective focal length f of the optical imaging lens group, an entrance pupil diameter EPD of the optical imaging lens group and half of a maximal field-of-view Semi-FOV of the optical imaging lens group satisfy: f/EPD<2, and f*tan(Semi-FOV)>4.5 mm.

Abstract: The application discloses an optical imaging system. The system sequentially comprises the following components from an object side to an image side along an optical axis: a first lens having refractive power, an image side surface of which is a convex surface; a second lens having negative refractive power; a third lens having refractive power, the image side surface of which is a concave surface; a fourth lens having refractive power; a fifth lens having refractive power, the object side surface of which is a convex surface; a sixth lens with positive refractive power, the object side surface of which is a convex surface; a seventh lens having refractive power; an effective focal length f of the optical imaging system and an entrance pupil diameter EPD of the optical imaging system meet the condition that f/EPD is less than 2; the effective focal length f of the optical imaging system, an effective focal length f1 of the first lens, and an effective focal length f2 of the second lens satisfy 0.

Abstract: The present disclosure discloses an optical imaging lens assembly, which includes: a first lens having positive refractive power and a convex object-side surface; a second lens having refractive power, and a concave image-side surface; a third lens having refractive power; a fourth lens having refractive power; and a fifth lens having negative refractive power, a concave object-side surface, and a concave image-side surface. The optical imaging lens assembly satisfies TL/ImgH<1.35; 0.6<R9/f5<1.2 and 0.5<ET5/ET4<1, where TTL is a total length of the optical imaging lens assembly, ImgH is a half diagonal length of an effective pixel area on an imaging plane, f5 is an effective focal length of the fifth lens, R9 is a radius of curvature of the object-side surface of the fifth lens, ET4 and ET5 are edge thicknesses of the fourth and the fifth lenses, respectively.

Abstract: 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, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens has a positive refractive power, and an object-side surface thereof is a convex surface and an image-side surface thereof is a concave surface; the second lens has a negative refractive power, and an image-side surface thereof is a concave surface; the third lens has a positive refractive power or a negative refractive power; the fourth lens has a negative refractive power; the fifth lens has a positive refractive power, and an image-side surface thereof is a convex surface; the sixth lens has a negative refractive power, and both of an object-side surface and an image-side surface thereof are concave surfaces.

Abstract: The present disclosure discloses an optical imaging lens assembly including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens, each of which has refractive power. The first lens has a negative refractive power; the the third lens and the sixth lens each has a positive refractive power; an object-side surface of the fourth lens is convex, and an image-side surface thereof is concave; an object-side surface of the fifth lens is convex,and an image-side surface thereof is concave. 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 half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens assembly satisfy TTL/ImgH?1.25.

Abstract: 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 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, and an image-side surface thereof being a concave surface; a fifth lens having a refractive power; a sixth lens having a refractive power, and an object-side surface thereof being a convex surface; and a seventh lens having a negative refractive power. A distance TTL along the optical axis from an object-side surface of the first lens of the optical imaging lens group to an imaging plane of the optical imaging lens group and a total effective focal length f of the optical imaging lens group satisfy TTL/f<1.

Abstract: 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 a positive refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power, a fifth lens having a refractive power, of which an image-side surface is a concave surface; a sixth lens having a refractive power; and a seventh lens having a negative refractive power. An effective focal length f of the optical imaging lens assembly and half of a maximal field-of-view angle HFOV of the optical imaging lens assembly satisfy: 5.5 mm<tan(HFOV)*f<6.5 mm. The optical imaging lens assembly of the present disclosure has at least one of the advantages of a large imaging plane, a large wide angle, a large aperture and ultra-thinness.

Abstract: The present disclosure discloses an electronic imaging device including a first capturing device and a second capturing device. The first capturing device includes a first lens system and a first electronic photosensitive element located on an imaging plane of the first lens system. The second capturing device includes a second lens system and a second electronic photosensitive element located on an imaging plane of the second lens system. The first capturing device and the second capturing device are located at a same side of the electronic imaging device, and a field-of-view of the first capturing device is different from a field-of-view of the second capturing device. A total effective focal length fT of the first lens system and a total effective focal length fW of the second lens system satisfy fT/fW>3.3.

Abstract: The present disclosure provides an optical imaging lens assembly including, sequentially 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 having a refractive power, an object-side surface thereof being a concave surface, and an image-side surface thereof being a convex surface; a fifth lens having a refractive power; a sixth lens having a positive refractive power, an object-side surface thereof being a concave surface, and an image-side surface thereof being a convex surface; and a seventh lens having a refractive power. An effective focal length f of the optical imaging lens assembly and an entrance pupil diameter of the optical imaging lens assembly satisfy f/EPD<1.5.

Abstract: The present disclosure provides an optical imaging lens assembly, the optical imaging lens assembly sequentially includes, along an optical axis from an object side to an image side: a first lens having a refractive power, where an object-side surface thereof is a concave surface and an image-side surface thereof is a convex surface; a second lens having a refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; a sixth lens having a refractive power, where an object-side surface thereof is a convex surface and an image-side surface thereof is a concave surface; and a seventh lens having a negative refractive power.

Abstract: 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, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens. The first lens has a positive refractive power; the second lens has a negative refractive power; the third lens has a positive or negative refractive power; the fourth lens has a positive refractive power, an object-side surface thereof is a convex surface, and an image-side surface thereof is a convex surface; the fifth lens has a positive or negative refractive power, and an image-side surface thereof is a concave surface; the sixth lens has a positive or negative refractive power; the seventh lens has a positive refractive power; and the eighth lens has a negative refractive power.

Abstract: An optical imaging lens assembly is provided. The optical imaging lens includes a first lens (E1), a second lens (E2), a third lens (E3), a fourth lens (E4), a fifth lens (E5), a sixth lens (E6) and a seventh lens (E7) which are provided in sequence from an object side to an image side along an optical axis and have refractive powers. The first lens has a positive refractive power. The fourth lens has a positive refractive power. The sixth lens has a negative refractive power. The seventh lens has a negative refractive power. An object-side surface (S7) of the fourth lens is a concave surface, and an image-side surface (S8) is a convex surface. An object-side surface (S9) of the fifth lens is a convex surface.

Abstract: 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?(R2+R1)/R2?R1)<3.0.

Abstract: The present disclosure discloses an imaging 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 and a fifth lens. The first lens has a positive refractive power, and both of an object-side surface and an image-side surface thereof are convex surfaces; the second lens has a negative refractive power, and both of an object-side surface and an image-side surface thereof are concave surfaces; the third lens has a positive refractive power, and an image-side surface thereof is a convex surface; the fourth lens has a negative refractive power, and an image-side surface thereof is a concave surface; and the fifth lens has a positive refractive power or a negative refractive power.