Photographing optical lens assembly
An optical lens and lens technology, applied in optics, optical components, instruments, etc., can solve the problems of large field of view and difficulty in shortening the total length of the optical lens group, and achieve the effects of improving brightness, improving resolution, and increasing efficiency
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no. 1 example
[0106] Please refer to the schematic diagram of the optical system of the first embodiment of the present invention Figure 1A , for the aberration curve of the first embodiment, please refer to Figure 1B . The imaging optical lens group of the first embodiment is an optical lens group mainly composed of three lenses, aperture 101, aperture stop 102, infrared filter filter 161 and protective glass 162; The side to the image side includes in sequence: a first lens 110 with negative refractive power. In this embodiment, the first lens 110 is a lens made of plastic material, its object-side optical surface 111 is a convex surface, and its image-side optical surface 112 is a concave surface. , its object side optical surface 111 and image side optical surface 112 are both aspherical surfaces; aperture 101; the second lens 120 with positive refractive power is a lens made of plastic material, its object side optical surface 121 is a convex surface, and its image side The optical ...
no. 2 example
[0114] Please refer to the schematic diagram of the optical system of the second embodiment of the present invention Figure 2A , for the aberration curve of the second embodiment, please refer to Figure 2B . The imaging optical lens group of the second embodiment is mainly composed of three lenses, an aperture 201, an aperture stop 202, an infrared filter filter 261, and a protective glass 262; To the image side, it includes: a first lens 210 with negative refractive power. In this embodiment, the first lens 210 is a lens made of plastic material, its object-side optical surface 211 is a convex surface, and its image-side optical surface 212 is a concave surface. Its object side optical surface 211 and image side optical surface 212 are all aspheric surfaces; Aperture 201; The second lens 220 with positive refractive power is a lens made of plastic material, its object side optical surface 221 is a convex surface, and its image side optical surface The surface 222 is a con...
no. 3 example
[0122] Please refer to the schematic diagram of the optical system of the third embodiment of the present invention Figure 3A , for the aberration curve of the third embodiment, please refer to Figure 3B . The imaging optical lens group of the third embodiment is an optical lens group mainly composed of three lenses, aperture 301, aperture stop 302, infrared filter filter 361 and protective glass 362; The side to the image side includes: a first lens 310 with negative refractive power. In this embodiment, the first lens 310 is a lens made of plastic material, and its object-side optical surface 311 is a convex surface, and its image-side optical surface 312 is a concave surface. , its object-side optical surface 311 and image-side optical surface 312 are all aspheric surfaces; aperture 301; the second lens 320 with positive refractive power is a lens made of plastic material, its object-side optical surface 321 is a convex surface, and its image-side optical surface The op...
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