WO2021128261A1 - Lentille optique de capture d'image - Google Patents

Lentille optique de capture d'image Download PDF

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Publication number
WO2021128261A1
WO2021128261A1 PCT/CN2019/129129 CN2019129129W WO2021128261A1 WO 2021128261 A1 WO2021128261 A1 WO 2021128261A1 CN 2019129129 W CN2019129129 W CN 2019129129W WO 2021128261 A1 WO2021128261 A1 WO 2021128261A1
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Prior art keywords
lens
imaging optical
ttl
optical lens
curvature
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PCT/CN2019/129129
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English (en)
Chinese (zh)
Inventor
新田耕二
张磊
崔元善
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诚瑞光学(常州)股份有限公司
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Priority to PCT/CN2019/129129 priority Critical patent/WO2021128261A1/fr
Publication of WO2021128261A1 publication Critical patent/WO2021128261A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces

Definitions

  • the present invention relates to the field of optical lenses, in particular to an imaging optical lens suitable for portable terminal equipment such as smart phones and digital cameras, as well as imaging devices such as monitors and PC lenses.
  • the photosensitive devices of general photographic lenses are nothing more than photosensitive coupling devices (Charge Coupled Device, CCD) or complementary metal oxide semiconductor devices (Complementary Metal -Oxide Semicondctor Sensor, CMOS Sensor), and due to the advancement of semiconductor manufacturing technology, the pixel size of photosensitive devices has been reduced.
  • CCD Charge Coupled Device
  • CMOS Sensor complementary metal oxide semiconductor devices
  • the development trend of current electronic products with good functions, light, thin and short appearance therefore, has The miniaturized camera lens with good image quality has become the mainstream in the current market.
  • the lenses traditionally mounted on mobile phone cameras mostly adopt a three-element or four-element lens structure.
  • the object of the present invention is to provide an imaging optical lens that can meet the requirements of ultra-thin and wide-angle while obtaining high imaging performance.
  • the embodiments of the present invention provide an imaging optical lens.
  • the imaging optical lens includes a first lens with negative refractive power and a first lens with positive refractive power in sequence from the object side to the image side.
  • the maximum angle of view of the imaging optical lens is FOV
  • the focal length of the imaging optical lens is f
  • the focal length of the sixth lens is f6
  • the radius of curvature of the object side of the first lens is R1
  • the first lens has a focal length of f6.
  • the radius of curvature of the image side surface of the lens is R2
  • the on-axis thickness from the image side surface of the first lens to the object side surface of the second lens is d2
  • the image side surface of the fourth lens to the object side surface of the fifth lens The on-axis thickness of is d8, which satisfies the following relationship:
  • the object side surface of the first lens is convex on the paraxial axis, and the image side surface of the first lens is concave on the paraxial axis;
  • the focal length of the first lens is f1
  • the on-axis thickness of the first lens is d1
  • the total optical length of the imaging optical lens is TTL, and the following relationship is satisfied:
  • the camera optical lens satisfies the following relationship:
  • the focal length of the second lens is f2
  • the radius of curvature of the object side of the second lens is R3
  • the radius of curvature of the image side of the second lens is R4
  • the on-axis thickness of the second lens is d3
  • the total optical length of the camera optical lens is TTL, and satisfies the following relationship:
  • the camera optical lens satisfies the following relationship:
  • the object side surface and the image side surface of the third lens are both convex in the paraxial;
  • the focal length of the third lens is f3, the radius of curvature of the object side of the third lens is R5, the radius of curvature of the image side of the third lens is R6, and the on-axis thickness of the third lens is d5.
  • the total optical length of the camera optical lens is TTL and satisfies the following relationship:
  • the camera optical lens satisfies the following relationship:
  • the object side surface of the fourth lens is concave on the paraxial axis, and the image side surface of the fourth lens is convex on the par axis;
  • the focal length of the fourth lens is f4
  • the radius of curvature of the object side of the fourth lens is R7
  • the radius of curvature of the image side of the fourth lens is R8,
  • the axial thickness of the fourth lens is d7
  • the total optical length of the camera optical lens is TTL and satisfies the following relationship:
  • the camera optical lens satisfies the following relationship:
  • the object side surface of the fifth lens is concave in the paraxial direction
  • the focal length of the fifth lens is f5
  • the radius of curvature of the object side of the fifth lens is R9
  • the radius of curvature of the image side of the fifth lens is R10
  • the on-axis thickness of the fifth lens is d9
  • the total optical length of the camera optical lens is TTL and satisfies the following relationship:
  • the camera optical lens satisfies the following relationship:
  • the object side surface of the sixth lens is convex on the par axis, and the image side surface of the sixth lens is concave on the par axis;
  • the radius of curvature of the object side surface of the sixth lens is R11
  • the radius of curvature of the image side surface of the sixth lens is R12
  • the axial thickness of the sixth lens is d11
  • the total optical length of the imaging optical lens is TTL
  • the camera optical lens satisfies the following relationship:
  • the total optical length TTL of the camera optical lens is less than or equal to 7.71 millimeters.
  • the total optical length TTL of the camera optical lens is less than or equal to 7.36 mm.
  • the aperture F number of the imaging optical lens is less than or equal to 2.41.
  • the aperture F number of the imaging optical lens is less than or equal to 2.36.
  • the imaging optical lens according to the present invention has excellent optical characteristics, is ultra-thin, wide-angle and fully compensated for chromatic aberration, and is especially suitable for mobile phone camera lenses composed of high-pixel CCD, CMOS and other imaging elements Components and WEB camera lens.
  • FIG. 1 is a schematic diagram of the structure of an imaging optical lens according to a first embodiment of the present invention
  • FIG. 2 is a schematic diagram of axial aberration of the imaging optical lens shown in FIG. 1;
  • FIG. 3 is a schematic diagram of the chromatic aberration of magnification of the imaging optical lens shown in FIG. 1;
  • FIG. 4 is a schematic diagram of field curvature and distortion of the imaging optical lens shown in FIG. 1;
  • FIG. 5 is a schematic diagram of the structure of an imaging optical lens according to a second embodiment of the present invention.
  • FIG. 6 is a schematic diagram of axial aberration of the imaging optical lens shown in FIG. 5;
  • FIG. 7 is a schematic diagram of the chromatic aberration of magnification of the imaging optical lens shown in FIG. 5;
  • FIG. 8 is a schematic diagram of field curvature and distortion of the imaging optical lens shown in FIG. 5;
  • FIG. 9 is a schematic diagram of the structure of an imaging optical lens according to a third embodiment of the present invention.
  • FIG. 10 is a schematic diagram of axial aberration of the imaging optical lens shown in FIG. 9;
  • FIG. 11 is a schematic diagram of the chromatic aberration of magnification of the imaging optical lens shown in FIG. 9;
  • FIG. 12 is a schematic diagram of field curvature and distortion of the imaging optical lens shown in FIG. 9.
  • FIG. 1 shows an imaging optical lens 10 according to a first embodiment of the present invention.
  • the imaging optical lens 10 includes six lenses. Specifically, the imaging optical lens 10 includes, in order from the object side to the image side, a first lens L1, a second lens L2, an aperture S1, a third lens L3, a fourth lens L4, a fifth lens L5, and a sixth lens. Lens L6.
  • An optical element such as an optical filter GF may be provided on the image side of the sixth lens L6.
  • the first lens L1 is made of plastic material
  • the second lens L2 is made of plastic material
  • the third lens L3 is made of plastic material
  • the fourth lens L4 is made of plastic material
  • the fifth lens L5 is made of plastic material
  • the sixth lens L6 is made of plastic material.
  • the first lens L1 has negative refractive power
  • the second lens L2 has positive refractive power
  • the third lens L3 has positive refractive power
  • the fourth lens L4 has positive refractive power
  • the fifth lens L5 has negative refractive power
  • the sixth lens L6 has Positive refractive power.
  • the maximum angle of view of the camera optical lens is defined as FOV, 100.00° ⁇ FOV ⁇ 135.00°, within this range, ultra-wide-angle photography can be achieved and user experience can be improved.
  • the focal length of the imaging optical lens is defined as f, and the focal length of the sixth lens is f6, 1.50 ⁇ f6/f ⁇ 5.00, and the reasonable distribution of optical power enables the system to have better imaging quality and lower sensitivity.
  • the curvature radius of the object side surface of the first lens as R1
  • the curvature radius of the image side surface of the first lens as R2, 15.00 ⁇ R1/R2 ⁇ 30.00, which defines the shape of the second lens L2.
  • the on-axis thickness from the image side of the first lens to the object side of the second lens as d2
  • the on-axis thickness from the image side of the fourth lens to the object side of the fifth lens as d8, 1.00 ⁇ d2/d8 ⁇ 10.00
  • the imaging optical lens 10 of the present invention When the focal length of the imaging optical lens 10 of the present invention, the focal length of each lens, the refractive index of the relevant lens, the total optical length of the imaging optical lens, the axial thickness and the radius of curvature satisfy the above relational expressions, the imaging optical lens 10 can be made to have high performance. And to meet the design requirements of low TTL, TTL is the total optical length of the camera optical lens, that is, the on-axis distance from the object side of the first lens L1 to the imaging surface.
  • the object side surface of the first lens L1 is convex on the paraxial axis, and the image side surface is concave on the paraxial axis.
  • the focal length of the first lens L1 is defined as f1, -5.61 ⁇ f1/f ⁇ -1.20, which specifies the ratio of the focal length of the first lens L1 to the overall focal length.
  • the first lens L1 has an appropriate negative refractive power, which is beneficial to reduce system aberrations, and at the same time, is beneficial to the development of ultra-thin and wide-angle lenses.
  • f1 -5.61 ⁇ f1/f ⁇ -1.20
  • the curvature radius R1 of the object side surface of the first lens L1 and the curvature radius of the image side surface of the first lens L1 are R2 satisfy the following relationship: 0.53 ⁇ (R1+R2)/(R1-R2) ⁇ 1.71, within this range, it can be reasonable
  • the shape of the first lens L1 is controlled so that the first lens L1 can effectively correct the spherical aberration of the system; preferably, 0.86 ⁇ (R1+R2)/(R1-R2) ⁇ 1.37.
  • the axial thickness of the first lens L1 is d1, which satisfies the following relationship: 0.03 ⁇ d1/TTL ⁇ 0.12, which is beneficial to realize ultra-thinness.
  • the focal length f2 of the second lens L2 satisfies the following relationship: 2.98 ⁇ f2/f ⁇ 15.74.
  • it is beneficial to correct the aberration of the optical system Preferably, 4.76 ⁇ f2/f ⁇ 12.60.
  • the curvature radius R3 of the object side surface of the second lens L2 and the curvature radius R4 of the image side surface of the second lens L2 satisfy the following relationship: -91.60 ⁇ (R3+R4)/(R3-R4) ⁇ 1.75, which specifies the second lens L2
  • -91.60 ⁇ (R3+R4)/(R3-R4) ⁇ 1.75 which specifies the second lens L2
  • it is helpful to correct the problem of axial chromatic aberration preferably, -57.25 ⁇ (R3+R4)/(R3-R4) ⁇ 1.40.
  • the on-axis thickness of the second lens L2 is d3, which satisfies the following relationship: 0.02 ⁇ d3/TTL ⁇ 0.19, which is beneficial to realize ultra-thinness.
  • both the object side surface and the image side surface of the third lens L3 are convex surfaces on the paraxial axis.
  • the focal length f3 of the third lens L3 satisfies the following relational expression: 0.45 ⁇ f3/f ⁇ 1.74.
  • the reasonable distribution of optical power enables the system to have better imaging quality and lower sensitivity.
  • the curvature radius R5 of the object side surface of the third lens L3 and the curvature radius R6 of the image side surface of the third lens L3 satisfy the following relationship: 0.05 ⁇ (R5+R6)/(R5-R6) ⁇ 0.33, which can effectively control the third lens L3
  • the shape of is beneficial to the molding of the third lens L3.
  • the degree of deflection of light passing through the lens can be eased, and aberrations can be effectively reduced.
  • the on-axis thickness of the third lens L3 is d5, which satisfies the following relationship: 0.06 ⁇ d5/TTL ⁇ 0.24, which is beneficial to realize ultra-thinness.
  • the object side surface of the fourth lens L4 is concave on the paraxial axis, and the image side surface of the fourth lens L4 is convex on the paraxial axis.
  • the focal length f4 of the fourth lens L4 satisfies the following relationship: 18.87 ⁇ f4/f ⁇ 73.43.
  • the system has better imaging quality and lower sensitivity.
  • the curvature radius R7 of the object side surface of the fourth lens L4 and the curvature radius R8 of the image side surface of the fourth lens L4 satisfy the following relationship: 5.01 ⁇ (R7+R8)/(R7-R8) ⁇ 141.81, the fourth lens L4 is specified
  • the shape is within the range, with the development of ultra-thin and wide-angle, it is easy to correct the aberration of the off-axis angle of view.
  • the on-axis thickness of the fourth lens L4 is d7, which satisfies the following relationship: 0.02 ⁇ d7/TTL ⁇ 0.06, which is beneficial to realize ultra-thinness.
  • the object side surface of the fifth lens L5 is concave on the paraxial axis.
  • the focal length f5 of the fifth lens L5 satisfies the following relationship: -19.52 ⁇ f5/f ⁇ -0.89.
  • the limitation of the fifth lens L5 can effectively smooth the light angle of the imaging lens and reduce the tolerance sensitivity.
  • the radius of curvature R9 of the object side surface of the fifth lens L5 and the radius of curvature R10 of the image side surface of the fifth lens L5 satisfy the following relationship: -13.13 ⁇ (R9+R10)/(R9-R10) ⁇ -0.18, which is the fifth
  • it is beneficial to correct the aberration of the off-axis angle of view Preferably, -8.20 ⁇ (R9+R10)/(R9-R10) ⁇ -0.23.
  • the on-axis thickness of the fifth lens L5 is d9, which satisfies the following relationship: 0.04 ⁇ d9/TTL ⁇ 0.20, which is beneficial to realize ultra-thinness.
  • 0.07 ⁇ d9/TTL 0.06.
  • the object side surface of the sixth lens L6 is convex at the paraxial position, and the image side surface is concave at the paraxial position.
  • the curvature radius R11 of the object side surface of the sixth lens L6 and the curvature radius R12 of the image side surface of the sixth lens L6 satisfy the following relationship: -15.18 ⁇ (R11+R12)/(R11-R12) ⁇ 6154.31, the sixth lens is specified
  • the shape of L6 is within the range of conditions, with the development of ultra-thin and wide-angle, it is conducive to correcting the aberration of the off-axis angle of view.
  • the on-axis thickness of the sixth lens L6 is d11, which satisfies the following relationship: 0.04 ⁇ d11/TTL ⁇ 0.20, which is beneficial to realize ultra-thinness.
  • the total optical length TTL of the imaging optical lens 10 is less than or equal to 7.71 millimeters, which is beneficial to achieve ultra-thinness.
  • the total optical length TTL of the imaging optical lens 10 is less than or equal to 7.36 mm.
  • the aperture F number of the imaging optical lens 10 is less than or equal to 2.41. Large aperture, good imaging performance. Preferably, the aperture F number of the imaging optical lens 10 is less than or equal to 2.36.
  • the overall optical length TTL of the overall imaging optical lens 10 can be shortened as much as possible, and the characteristics of miniaturization can be maintained.
  • the imaging optical lens 10 of the present invention will be described below with an example.
  • the symbols described in each example are as follows.
  • the unit of focal length, distance on axis, radius of curvature, thickness on axis, position of inflection point, and position of stagnation point is mm.
  • TTL total optical length (the on-axis distance from the object side of the first lens L1 to the imaging surface), the unit is mm;
  • the object side and/or the image side of the lens can also be provided with inflection points and/or stagnation points to meet high-quality imaging requirements.
  • inflection points and/or stagnation points For specific implementations, see below.
  • Table 1 shows design data of the imaging optical lens 10 according to the first embodiment of the present invention.
  • R The radius of curvature of the optical surface, and the radius of curvature of the center of the lens
  • R1 the radius of curvature of the object side surface of the first lens L1;
  • R2 the radius of curvature of the image side surface of the first lens L1;
  • R3 the radius of curvature of the object side surface of the second lens L2;
  • R4 the radius of curvature of the image side surface of the second lens L2;
  • R5 the radius of curvature of the object side surface of the third lens L3;
  • R6 the radius of curvature of the image side surface of the third lens L3;
  • R7 the radius of curvature of the object side of the fourth lens L4;
  • R8 the radius of curvature of the image side surface of the fourth lens L4;
  • R9 the radius of curvature of the object side surface of the fifth lens L5;
  • R10 the radius of curvature of the image side surface of the fifth lens L5;
  • R11 the radius of curvature of the object side surface of the sixth lens L6;
  • R12 the radius of curvature of the image side surface of the sixth lens L6;
  • R13 the radius of curvature of the object side surface of the optical filter GF
  • R14 the radius of curvature of the image side surface of the optical filter GF
  • d0 the on-axis distance from the aperture S1 to the object side of the first lens L1;
  • d2 the on-axis distance from the image side surface of the first lens L1 to the object side surface of the second lens L2;
  • d4 the on-axis distance from the image side surface of the second lens L2 to the object side surface of the third lens L3;
  • d6 the on-axis distance from the image side surface of the third lens L3 to the object side surface of the fourth lens L4;
  • d10 the on-axis distance from the image side surface of the fifth lens L5 to the object side surface of the sixth lens L6;
  • d11 the on-axis thickness of the sixth lens L6;
  • d12 the on-axis distance from the image side surface of the sixth lens L6 to the object side surface of the optical filter GF;
  • d14 the on-axis distance from the image side surface of the optical filter GF to the image surface
  • nd refractive index of d-line
  • nd1 the refractive index of the d-line of the first lens L1;
  • nd2 the refractive index of the d-line of the second lens L2;
  • nd3 the refractive index of the d-line of the third lens L3;
  • nd4 the refractive index of the d-line of the fourth lens L4;
  • nd5 the refractive index of the d-line of the fifth lens L5;
  • nd6 the refractive index of the d-line of the sixth lens L6;
  • ndg the refractive index of the d-line of the optical filter GF
  • vg Abbe number of optical filter GF.
  • Table 2 shows the aspheric surface data of each lens in the imaging optical lens 10 of the first embodiment of the present invention. ⁇ Table 2 ⁇
  • k is the conic coefficient
  • A4, A6, A8, A10, A12, A14, A16, A18, A20 are aspherical coefficients.
  • the aspheric surface of each lens surface uses the aspheric surface shown in the above formula (1).
  • the present invention is not limited to the aspheric polynomial form represented by the formula (1).
  • Table 3 and Table 4 show the design data of the inflection point and stagnation point of each lens in the imaging optical lens 10 of the first embodiment of the present invention.
  • P1R1 and P1R2 represent the object side and image side of the first lens L1 respectively
  • P2R1 and P2R2 represent the object side and image side of the second lens L2 respectively
  • P3R1 and P3R2 represent the object side and image side of the third lens L3 respectively.
  • P4R1, P4R2 represent the object side and image side of the fourth lens L4
  • P5R1, P5R2 represent the object side and the image side of the fifth lens L5
  • P6R1, P6R2 represent the object side and the image side of the sixth lens L6, respectively.
  • the corresponding data in the “reflection point position” column is the vertical distance from the reflex point set on the surface of each lens to the optical axis of the imaging optical lens 10.
  • the data corresponding to the “stationary point position” column is the vertical distance from the stationary point set on the surface of each lens to the optical axis of the imaging optical lens 10.
  • FIG. 2 and 3 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light having wavelengths of 650 nm, 555 nm, and 470 nm pass through the imaging optical lens 10 of the first embodiment.
  • Fig. 4 shows a schematic diagram of field curvature and distortion of light with a wavelength of 555 nm after passing through the imaging optical lens 10 of the first embodiment.
  • the field curvature S in Fig. 4 is the field curvature in the sagittal direction, and T is the field curvature in the meridian direction. song.
  • Table 13 shows the values corresponding to the various values in each of Examples 1, 2, and 3 and the parameters that have been specified in the conditional expressions.
  • the first embodiment satisfies various conditional expressions.
  • the entrance pupil diameter of the imaging optical lens is 1.306mm
  • the full field of view image height is 3.25mm
  • the maximum field of view is 100.18°
  • wide-angle, ultra-thin, and its on-axis and off-axis chromatic aberrations Fully corrected, and has excellent optical characteristics.
  • the second embodiment is basically the same as the first embodiment, and the meaning of the symbols is the same as that of the first embodiment, and only the differences are listed below.
  • Table 6 shows the aspheric surface data of each lens in the imaging optical lens 20 according to the second embodiment of the present invention.
  • Tables 7 and 8 show the inflection point and stagnation point design data of each lens in the imaging optical lens 20 according to the second embodiment of the present invention.
  • P2R1 1 0.285 To P2R2 1 0.615 To P3R1 0 To To P3R2 0 To To P4R1 0 To To P4R2 2 0.245 0.395 P5R1 2 0.355 0.815 P5R2 0 To To P6R1 2 0.755 2.135 P6R2 1 1.325 To
  • FIG. 6 and 7 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light having wavelengths of 650 nm, 555 nm, and 470 nm pass through the imaging optical lens 20 of the second embodiment.
  • FIG. 8 shows a schematic diagram of field curvature and distortion after light with a wavelength of 555 nm passes through the imaging optical lens 20 of the second embodiment.
  • the second embodiment satisfies various conditional expressions.
  • the entrance pupil diameter of the imaging optical lens is 0.909mm
  • the full field of view image height is 3.25mm
  • the maximum field of view is 120.35°
  • wide-angle, ultra-thin, and its on-axis and off-axis chromatic aberrations Fully corrected, and has excellent optical characteristics.
  • the third embodiment is basically the same as the first embodiment, and the meaning of the symbols is the same as that of the first embodiment, and only the differences are listed below.
  • Table 9 shows design data of the imaging optical lens 30 of the third embodiment of the present invention.
  • Table 10 shows the aspheric surface data of each lens in the imaging optical lens 30 according to the third embodiment of the present invention.
  • Table 11 shows the inflection point and stagnation point design data of each lens in the imaging optical lens 30 of the third embodiment of the present invention.
  • FIG. 10 and 11 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light having wavelengths of 650 nm, 555 nm, and 470 nm pass through the imaging optical lens 30 of the third embodiment.
  • FIG. 12 shows a schematic diagram of field curvature and distortion after light with a wavelength of 555 nm passes through the imaging optical lens 30 of the third embodiment.
  • the entrance pupil diameter of the imaging optical lens is 0.982mm
  • the full field of view image height is 3.25mm
  • the maximum field of view is 134.60°
  • wide-angle, ultra-thin, and its on-axis and off-axis chromatic aberrations Fully corrected, and has excellent optical characteristics.
  • Example 1 Example 2
  • Example 3 f 2.650 2.043 2.299 f1 -5.991 -5.726 -4.134 f2 24.189 12.166 24.132 f3 2.603 2.371 2.083 f4 100.000 100.000 100.000 f5 -25.856 -5.957 -3.083 f6 13.235 6.129 3.453 f12 -7.516 -13.081 -4.682 FNO 2.03 2.25 2.34 FOV 100.18 120.35 134.60 f6/f 5.00 3.00 1.50 R1/R2 30.00 22.00 15.01 d2/d8 10.00 5.00 1.01
  • FNO is the aperture F number of the camera optical lens
  • f12 represents the combined focal length of the first lens L1 and the second lens L2.

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Abstract

L'invention concerne une lentille optique de capture d'image (10), la lentille optique de capture d'image (10) contenant, dans l'ordre du côté objet au côté image : une première lentille (L1) ayant une réfringence négative, une deuxième lentille (L2) ayant une réfringence positive, une troisième lentille (L3) ayant une réfringence positive, une quatrième lentille (L4) ayant une réfringence positive, une cinquième lentille (L5) ayant une réfringence négative et une sixième lentille (L6) ayant une réfringence positive ; en outre, les formules relationnelles suivantes sont satisfaites : 100,00° ≤ FOV ≤ 135,00° ; 1,50 ≤ f6/f ≤ 5,00 ; 15,00 ≤ R1/R2 ≤ 30,00 ; 1,00 ≤ d2/d8 ≤ 10,00. La lentille optique de capture d'image (10) peut atteindre une performance d'imagerie élevée tout en obtenant également une faible TTL.
PCT/CN2019/129129 2019-12-27 2019-12-27 Lentille optique de capture d'image WO2021128261A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114879347A (zh) * 2022-07-01 2022-08-09 江西晶超光学有限公司 光学***、摄像模组和电子设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154487A (zh) * 2015-04-02 2016-11-23 大立光电股份有限公司 光学镜头、取像装置及电子装置
CN106443969A (zh) * 2016-10-12 2017-02-22 浙江舜宇光学有限公司 超广角摄像镜头
CN206193323U (zh) * 2016-10-12 2017-05-24 浙江舜宇光学有限公司 超广角摄像镜头
CN107305274A (zh) * 2016-04-22 2017-10-31 大立光电股份有限公司 成像光学***镜组、取像装置及电子装置
CN107957621A (zh) * 2016-10-14 2018-04-24 大立光电股份有限公司 光学取像***组、取像装置及电子装置
KR20180105963A (ko) * 2017-03-16 2018-10-01 엘지전자 주식회사 이동 단말기

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154487A (zh) * 2015-04-02 2016-11-23 大立光电股份有限公司 光学镜头、取像装置及电子装置
CN107305274A (zh) * 2016-04-22 2017-10-31 大立光电股份有限公司 成像光学***镜组、取像装置及电子装置
CN106443969A (zh) * 2016-10-12 2017-02-22 浙江舜宇光学有限公司 超广角摄像镜头
CN206193323U (zh) * 2016-10-12 2017-05-24 浙江舜宇光学有限公司 超广角摄像镜头
CN107957621A (zh) * 2016-10-14 2018-04-24 大立光电股份有限公司 光学取像***组、取像装置及电子装置
KR20180105963A (ko) * 2017-03-16 2018-10-01 엘지전자 주식회사 이동 단말기

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114879347A (zh) * 2022-07-01 2022-08-09 江西晶超光学有限公司 光学***、摄像模组和电子设备

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