Abstract: Provided are an optical lens, a camera module and a front camera. From an object side to an Imaging plane, the optical lens sequentially includes: a stop; a first lens having a positive focal power and a concave object side surface; a second lens having a negative focal power and a concave image side surface; a third lens having a positive focal power, a convex object side surface and a concave image side surface; a fourth lens having a positive focal power, a concave object side surface and a convex image side surface; a fifth lens having a negative focal power. An entrance pupil diameter EPD of the optical lens is smaller than 1.58 mm, and the maximum distance between the projection of an entrance pupil and the projection of the object side surface of the first lens on the optical axis is greater than 0.17 mm.

Abstract: Disclosed are an optical lens, a camera module and a terminal camera. From an object side to an image side, the optical lens include: a first lens with a negative focal power, which has a convex object side surface and a concave image side surface; a stop; a second lens with a positive focal power, which has a convex object side surface and a concave image side surface; a third lens with a positive focal power, which has a convex object side surface and a concave image side surface; a fourth lens with a positive focal power, which has a convex object side surface and a convex image side surface; a fifth lens with a negative focal power, an object side surface of the fifth lens is convex at a paraxial region and an image side surface of the fifth lens is concave at a paraxial region; and a filter.

Abstract: Disclosed are an optical lens, a camera module and a camera. From an object side to an image side along an optical axis, the optical lens includes: a first lens having a positive focal power and a convex object side surface; a second lens having a negative focal power; a third lens having a negative focal power; a fourth lens having a negative focal power; a fifth lens having a positive focal power, an object side surface of the fifth lens is convex at a paraxial region thereof, and an image side surface of the fifth lens is concave at a paraxial region thereof; a stop disposed between the second and third lens; and a filter disposed between the fifth lens and an imaging plane. The camera module includes the optical lens and an image sensor, and the camera includes the camera module.

Abstract: The disclosure provides an optical lens, a camera module and a camera. The optical lens, from an object side to an image side along an optical axis, sequentially includes a stop, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a filter. The optical lens meets the expression of: SAG8D0.5SAG8D1>0.35, where SAG8D0.5 represents a sagittal height at a position corresponding to half a diameter of an image side surface of the fourth lens, and SAG8D1 represents a sagittal height at a position corresponding to the diameter of an image side surface of the fourth lens.

Abstract: The disclosure provides an optical lens, an imaging device, a fingerprint recognition module and a mobile terminal, along an optical axis from an object side to an image side, the optical lens sequentially including: a flat glass, a first lens, a stop, a second lens, a third lens, and an infrared filter. The optical lens satisfy a high-quality resolution, also have the advantages of small size, small distortion, and high relative illumination, they can effectively improve the rate of the fingerprint recognition, and more suitable for the design requirements of the full screen of the mobile phones. Meanwhile, the three lenses of the optical lens of the present disclosure all use low refractive index materials, which greatly reduces the production cost, and is more in line with the low-cost and high-performance development trend of the full screen of the mobile phone.

Abstract: The disclosure provides an imaging lens. The imaging lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens with positive refractive power includes a convex object side surface and a concave image side surface. The second lens with negative refractive power includes a convex object side surface and a concave image side surface. The third lens with positive refractive power includes a convex object side surface and a convex image side surface in a paraxial region of the third lens. The fourth lens with a positive refractive power includes a concave object side surface and a convex image side surface. The fifth lens has positive refractive power. The sixth lens with negative refractive power includes a concave object side surface and a concave image side surface in a paraxial region of the sixth lens.

Abstract: The disclosure provides a telephoto lens and a mobile terminal, form an object side to an imaging surface, sequentially includes: a first lens having a positive refractive power, a second lens having a refractive power, a third lens having a negative refractive power, a flat glass and a filter. An object side surface of the first lens is a convex surface, an image side surface of the third lens is s concave surface. The mobile terminal includes the telephoto lens, an image sensor, a processor and a memory. The image sensor are coupled to the telephoto lens, the two are cooperated to capture images. The processor is configured to process the captured images, and the memory is configured to store the captured images. The telephoto lens and the mobile terminal provided in the disclosure can achieve a higher zoom ratio than the conventional telephoto lens, and better satisfy the requirements of miniaturization and high-definition imaging of electronic products.

Abstract: Disclosed are an optical lens, a camera module and a camera. From an object side to an image side along an optical axis, the optical lens includes: a first lens having a positive focal power and a convex object side surface; a second lens having a negative focal power; a third lens having a negative focal power; a fourth lens having a negative focal power; a fifth lens having a positive focal power, an object side surface of the fifth lens is convex at a paraxial region thereof, and an image side surface of the fifth lens is concave at a paraxial region thereof; a stop disposed between the second and third lens; and a filter disposed between the fifth lens and an imaging plane. The camera module includes the optical lens and an image sensor, and the camera includes the camera module.

Abstract: An imaging lens system, from an object side to an imaging plane, sequentially includes: a flat glass; a first lens with a negative focal power, a convex object side surface and a concave image side surface; a second lens with a positive focal power, a convex object side surface and a concave image side surface; a stop; a third lens with a positive focal power and a convex image side surface. The imaging lens system meets expressions: f/EPD?1.64; 0<BFL/IH<0.2; where f represents an effective focal length of the imaging lens system, and EPD represents an entrance pupil diameter of the imaging lens system; BFL represents a distance from a vertex of the image side surface of the third lens to the imaging plane on the optical axis, and IH represents the maximum image height of the imaging lens system.

Abstract: The disclosure provides a collimating lens, a projecting module, and a mobile phone. An object side of the collimating lens is defined as adjacent to a laser transmitter, an image side of the collimating lens is defined as adjacent to an object to be measured. Along an optical axis from the object side to the image side, the collimating lens sequentially includes a first lens, a second lens, a third lens and a stop. An object side surface of the first lens is convex, an object side surface of the second lens is concave surface, an object side surface of the third lens is convex, and an image side surface of the third lens is convex. The stop is positioned between the third lens and the object to be measured. The material of each of the first lens, the second lens, and the third lens is plastic.

Abstract: Disclosed are an imaging lens, a camera module and a camera. Five lenses are adopted in the imaging lens, which from an object side to an imaging plane, are: a first lens having a negative refractive power, where a paraxial region of an object side surface of the first lens is concave; a second lens having a positive refractive power; a third lens having a positive refractive power, where a paraxial region of an image side surface of the third lens is concave, and at least a portion away from an optical axis of the image side surface of the third lens is convex; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power. The camera includes the camera module, and the camera module includes the imaging lens and an image sensor opposite to the imaging lens.

Abstract: The disclosure provides an optical imaging lens, a camera module and a mobile phone. The optical imaging lens sequentially includes: a first lens having a positive refractive power, a convex object side surface and a concave image side surface; a second lens with a negative refractive power; a third lens with a positive refractive power; a fourth lens with a negative refractive power, wherein an object side surface of the fourth lens is concave at the paraxial region, and an image side surface of the fourth lens is convex at the paraxial region; a fifth lens with a negative refractive power, an image side surface of the fifth lens being concave at the paraxial region; a sixth lens with a positive refractive power; and a seventh lens with a negative refractive power.

Abstract: The disclosure provides an optical lens, a camera module and a terminal. The optical lens sequentially includes: a stop; a first lens with positive focal power, a convex object side surface, and an image side surface with a concave paraxial region: a second lens with negative focal power, a concave image side, and an object side surface with a convex paraxial region; a third lens with a positive focal power, both an object surface and an image surface are concave at a paraxial region thereof; a fourth lens with a negative focal power, a concave object side surface and a convex image side surface; a fifth lens with positive focal power, an object surface and an image surface are convex at a paraxial region thereof; and a sixth lens with a negative focal power, bath an object surface and an image surface are concave at a paraxial region thereof.

Abstract: The disclosure provides an imaging lens. The imaging lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens with positive refractive power includes a convex object side surface and a concave image side surface. The second lens with negative refractive power includes a convex object side surface and a concave image side surface. The third lens with positive refractive power includes a convex object side surface and a convex image side surface in a paraxial region of the third lens. The fourth lens with a positive refractive power includes a concave object side surface and a convex image side surface. The fifth lens has positive refractive power. The sixth lens with negative refractive power includes a concave object side surface and a concave image side surface in a paraxial region of the sixth lens.

Abstract: Disclosed are an optical lens, a camera module and a terminal camera. From an object side to an image side, the optical lens include: a first lens with a negative focal power, which has a convex object side surface and a concave image side surface; a stop; a second lens with a positive focal power, which has a convex object side surface and a concave image side surface; a third lens with a positive focal power, which has a convex object side surface and a concave image side surface; a fourth lens with a positive focal power, which has a convex object side surface and a convex image side surface; a fifth lens with a negative focal power, an object side surface of the fifth lens is convex at a paraxial region and an image side surface of the fifth lens is concave at a paraxial region; and a filter.

Abstract: The disclosure provides a collimating lens. In order from a laser transmitter side to a to-be-measured object side, the collimating lens includes a first lens, a second lens, a third lens and an aperture stop. The first lens is a lens with positive power and includes a convex object side surface. The second lens is a lens having negative power and includes a concave object side surface. The third lens is a lens having positive power and includes a convex image side surface. The change rate of the refractive index of the first lens with temperature in the range of 0 to 60° C. satisfies that (dn/dt)1>?10×10?6/° C. So, the aging of the lens can be effectively delayed. With the same size laser transmitter, the focal length of the system is larger, the field of view angle is smaller.

Abstract: Provided are an optical lens, a camera module and a front camera. From an object side to an Imaging plane, the optical lens sequentially includes: a stop; a first lens having a positive focal power and a concave object side surface; a second lens having a negative focal power and a concave image side surface; a third lens having a positive focal power, a convex object side surface and a concave image side surface; a fourth lens having a positive focal power, a concave object side surface and a convex image side surface; a fifth lens having a negative focal power. An entrance pupil diameter EPD of the optical lens is smaller than 1.58 mm, and the maximum distance between the projection of an entrance pupil and the projection of the object side surface of the first lens on the optical axis is greater than 0.17 mm.

Abstract: The disclosure provides an optical lens, an imaging device, a fingerprint recognition module and a mobile terminal, along an optical axis from an object side to an image side, the optical lens sequentially including: a flat glass, a first lens, a stop, a second lens, a third lens, and an infrared filter. The optical lens satisfy a high-quality resolution, also have the advantages of small size, small distortion, and high relative illumination, they can effectively improve the rate of the fingerprint recognition, and more suitable for the design requirements of the full screen of the mobile phones. Meanwhile, the three lenses of the optical lens of the present disclosure all use low refractive index materials, which greatly reduces the production cost, and is more in line with the low-cost and high-performance development trend of the full screen of the mobile phone.

Abstract: The disclosure provides a collimating lens. In order from a laser transmitter side to a to-be-measured object side, the collimating lens includes a first lens, a second lens, a third lens, a fourth lens and an aperture stop. The aperture stop is on the to-be-measured object side, and optical centers of each lens being on a same line. The collimating lens satisfying the following conditions: (dn/dt)1<?50×10?6/° C., (dn/dt)2<?50×10?6/° C., (dn/dt)3<?50×10?6/° C., (dn/dt)4>?10×10?6/° C. A refractive index of each lens is usually distributed reasonably with temperature, the focal length can be stabilized and applied to different temperature occasion. Under the same size laser emitter, the focal length of the system is larger, and the field of view angle is smaller.

Abstract: The disclosure provides a collimating lens. In order from a laser transmitter side to a to-be-measured object side, the collimating lens includes a first lens, a second lens, a third lens and an aperture stop. The first lens is a lens with positive power and includes a convex object side surface. The second lens is a lens having negative power and includes a concave object side surface. The third lens is a lens having positive power and includes a convex image side surface. The change rate of the refractive index of the first lens with temperature in the range of 0 to 60° C. satisfies that (dn/dt)1>?10×10?6/° C. So, the aging of the lens can be effectively delayed. With the same size laser transmitter, the focal length of the system is larger, the field of view angle is smaller.