Abstract: An optical system, a vehicle-mounted camera, and a vehicle are provided. The optical system is applied to a vehicle, including: a lens group, including a plurality of lenses disposed sequentially along an optical axis from an object side to an image side; and a compensating lens, at least one of an object-side surface or an image-side surface of the compensating lens being a free-form surface; where, the free-form surface of the compensating lens is adapted to be disposed on an inner side of a windshield of the vehicle, such that the optical system and the windshield form a corrected optical system, and an MTF value of the corrected optical system is within a preset range.

Abstract: Disclosed are an optical lens, and an imaging device comprising the optical lens.

Abstract: An optical lens comprises: a first lens (L1) having a negative focal power; a second lens (L2); a third lens (L3); a fourth lens (L4); a fifth lens (L5), wherein the fourth lens (L4) and the fifth lens (L5) forms an achromatic lens group; and a sixth lens (L6), wherein the first lens (L1), the second lens (L2), the third lens (L3), the fourth lens (L4), the fifth lens (L5), and the sixth lens (L6) are sequentially disposed along a direction from an object side to an image side, wherein the first lens (L1) has at least one object surface (S1) facing the object side, and the object surface (S1) of the first lens (L1) is convex, and wherein the second lens (L2) has at least one image surface (S4) facing the image side, and the image surface (S4) of the second lens (L2) is convex so as to facilitate forming a concentric circle structure.

Abstract: A lens assembly for an optical imaging lens is disclosed, which includes a first lens, wherein the first lens has a negative power, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, wherein the sixth lens has a positive power, wherein the second lens and the third lens define a first cemented achromatic lens assembly, and the fourth lens and the fifth lens define a second cemented achromatic lens assembly, wherein the first lens, the first cemented achromatic lens assembly, the second cemented achromatic lens assembly and the sixth lens are orderly arranged along the direction from the object side to the image side.

Abstract: Provided is a display device, which includes: a diffusion plate, where the diffusion plate includes: a substrate including a first surface and a second surface facing away from each other; and a micro-structure unit located on a side of the second surface of the substrate, where the micro-structure unit includes a third surface and a fourth surface facing away from each other, the third surface is connected to the second surface, and the fourth surface has a surface shape axis inclined relative to the first surface; and a light source located on a side of the first surface of the substrate, where the light source is configured to emit a light beam to be diffused to the micro-structure unit, and the light beam to be diffused passes through the micro-structure unit to form a diffused light field.

Abstract: An optical lens assembly and an imaging device including the optical lens assembly are disclosed. The optical lens assembly may include, 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 may have a negative refractive power; the second lens may have a positive refractive power; the third lens may have a positive refractive power; the fourth lens may have a negative refractive power, an object-side surface thereof is a convex surface and an image-side surface thereof is a concave surface; the fifth lens may have a positive refractive power, and both of an object-side surface and an image-side surface thereof are convex surfaces; and the sixth lens may have a negative refractive power.

Abstract: An optical lens assembly and an imaging device. The optical lens assembly includes, in order from an object side to an image side: a first lens (L1) being a meniscus lens having a negative focal power, the first lens having an object side surface (S1) being a convex surface, and an image side surface (S2) being a concave surface; a second lens (L2) having a negative focal power, an image side surface (S4) of the second lens being a concave surface; a third lens (L3) being a meniscus lens having a positive focal power, the third lens having an object side surface (S5) being a concave surface, and an image side surface (S6) being a convex surface; a fourth lens (L4); a fifth lens (L5) cemented to the fourth lens; and a sixth lens (L6) having a positive focal power.

Abstract: An optical lens comprises: a first lens (L1) having a negative focal power; a second lens (L2); a third lens (L3); a fourth lens (L4); a fifth lens (L5), wherein the fourth lens (L4) and the fifth lens (L5) forms an achromatic lens group; and a sixth lens (L6), wherein the first lens (L1), the second lens (L2), the third lens (L3), the fourth lens (L4), the fifth lens (L5), and the sixth lens (L6) are sequentially disposed along a direction from an object side to an image side, wherein the first lens (L1) has at least one object surface (S1) facing the object side, and the object surface (S1) of the first lens (L1) is convex, and wherein the second lens (L2) has at least one image surface (S4) facing the image side, and the image surface (S4) of the second lens (L2) is convex so as to facilitate forming a concentric circle structure.

Abstract: Disclosed are an optical lens, and an imaging device comprising the optical lens.

Abstract: An optical lens comprises: a first lens having a negative focal power; a second lens; a third lens; a fourth lens; a fifth lens, wherein the fourth lens and the fifth lens forms an achromatic lens group; and a sixth lens, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens are sequentially disposed along a direction from an object side to an image side, wherein the first lens has at least one object surface facing the object side, and the object surface of the first lens is convex, and wherein the second lens has at least one image surface facing the image side, and the image surface of the second lens is convex so as to facilitate forming a concentric circle structure.

Abstract: A lens assembly for an optical imaging lens is disclosed, which includes a first lens, wherein the first lens has a negative power, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, wherein the sixth lens has a positive power, wherein the second lens and the third lens define a first cemented achromatic lens assembly, and the fourth lens and the fifth lens define a second cemented achromatic lens assembly, wherein the first lens, the first cemented achromatic lens assembly, the second cemented achromatic lens assembly and the sixth lens are orderly arranged along the direction from the object side to the image side.

Abstract: A lens assembly for an optical imaging lens is disclosed, which includes a first lens, wherein the first lens has a negative power, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, wherein the sixth lens has a positive power, wherein the second lens and the third lens define a first cemented achromatic lens assembly, and the fourth lens and the fifth lens define a second cemented achromatic lens assembly, wherein the first lens, the first cemented achromatic lens assembly, the second cemented achromatic lens assembly and the sixth lens are orderly arranged along the direction from the object side to the image side.

Abstract: An optical lens includes a first lens having negative power, a second lens having positive power, a third lens, a fourth lens, and a fifth lens having positive power. The third lens and the fourth lens form an achromatic lens group. The fifth lens has two surfaces and at least one of the two surfaces is an aspherical surface.

Abstract: An optical lens assembly and an imaging device including the optical lens assembly are disclosed. The optical lens assembly may include, 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 may have a negative refractive power; the second lens may have a positive refractive power; the third lens may have a positive refractive power; the fourth lens may have a negative refractive power, an object-side surface thereof is a convex surface and an image-side surface thereof is a concave surface; the fifth lens may have a positive refractive power, and both of an object-side surface and an image-side surface thereof are convex surfaces; and the sixth lens may have a negative refractive power.

Abstract: The present invention relates to an optical lens assembly and an imaging device. The optical lens assembly comprises, in order from an object side to an image side: a first lens (L1) being a meniscus lens having a negative focal power, the first lens having an object side surface (S1) being a convex surface, and an image side surface (S2) being a concave surface; a second lens (L2) having a negative focal power, an image side surface (S4) of the second lens being a concave surface; a third lens (L3) being a meniscus lens having a positive focal power, the third lens having an object side surface (S5) being a concave surface, and an image side surface (S6) being a convex surface; a fourth lens (L4); a fifth lens (L5) cemented to the fourth lens; and a sixth lens (L6) having a positive focal power. With the optical lens assembly and the imaging device according to the present invention, high resolution can be obtained while maintaining the miniaturization of the optical lens assembly.

Abstract: An optical lens comprises: a first lens having a negative focal power; a second lens; a third lens; a fourth lens; a fifth lens, wherein the fourth lens and the fifth lens forms an achromatic lens group; and a sixth lens, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens are sequentially disposed along a direction from an object side to an image side, wherein the first lens has at least one object surface facing the object side, and the object surface of the first lens is convex, and wherein the second lens has at least one image surface facing the image side, and the image surface of the second lens is convex so as to facilitate forming a concentric circle structure.

Abstract: An optical lens includes a first lens having negative power, a second lens having positive power, a third lens, a fourth lens, and a fifth lens having positive power. The third lens and the fourth lens form an achromatic lens group. The fifth lens has two surfaces and at least one of the two surfaces is an aspherical surface.

Abstract: A lens assembly for an optical imaging lens is disclosed, which includes a first lens, wherein the first lens has a negative power, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, wherein the sixth lens has a positive power, wherein the second lens and the third lens define a first cemented achromatic lens assembly, and the fourth lens and the fifth lens define a second cemented achromatic lens assembly, wherein the first lens, the first cemented achromatic lens assembly, the second cemented achromatic lens assembly and the sixth lens are orderly arranged along the direction from the object side to the image side.