WO2021119883A1 - Lentille optique de caméra - Google Patents

Lentille optique de caméra Download PDF

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Publication number
WO2021119883A1
WO2021119883A1 PCT/CN2019/125485 CN2019125485W WO2021119883A1 WO 2021119883 A1 WO2021119883 A1 WO 2021119883A1 CN 2019125485 W CN2019125485 W CN 2019125485W WO 2021119883 A1 WO2021119883 A1 WO 2021119883A1
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Prior art keywords
lens
imaging optical
curvature
optical lens
radius
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PCT/CN2019/125485
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English (en)
Chinese (zh)
Inventor
李晚侠
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诚瑞光学(常州)股份有限公司
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Priority to PCT/CN2019/125485 priority Critical patent/WO2021119883A1/fr
Publication of WO2021119883A1 publication Critical patent/WO2021119883A1/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
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration

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 purpose of the present invention is to provide an imaging optical lens, which aims to solve the problem of insufficient ultra-thinning of the traditional imaging optical lens.
  • an imaging optical lens from the object side to the image side, including: a first lens, a second lens, a third lens, a fourth lens, and a fifth lens;
  • the overall focal length of the imaging optical lens is f
  • the focal length of the third lens is f3
  • the focal length of the fifth lens is f5
  • the on-axis distance from the image side surface of the fifth lens to the image surface is BF
  • the total optical length of the camera optical lens is TTL, and satisfies the following relationship: 0.15 ⁇ f3/f ⁇ 0.60; 0.45 ⁇ BF/TTL ⁇ 0.70; -5.00 ⁇ f5/f ⁇ -0.30.
  • the on-axis thickness of the second lens is d3, and the on-axis distance from the image side surface of the second lens to the object side surface of the third lens is d4, and the following relationship is satisfied: 0.50 ⁇ d3/d4 ⁇ 2.00.
  • the radius of curvature of the object side surface of the fourth lens is R7
  • the radius of curvature of the image side surface of the fourth lens is R8, and the following relationship is satisfied: -10.00 ⁇ (R7+R8)/(R7-R8 ) ⁇ -1.00.
  • the focal length of the first lens is f1
  • the radius of curvature of the object side of the first lens is R1
  • the radius of curvature of the image side of the first lens is R2
  • the on-axis thickness of the first lens is Is d1, and satisfies the following relationship: 0.20 ⁇ f1/f ⁇ 0.99; -5.55 ⁇ (R1+R2)/(R1-R2) ⁇ -0.75; 0.04 ⁇ d1/TTL ⁇ 0.24.
  • 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 two lenses is R4, and the on-axis thickness of the second lens is d3, and satisfies the following relationship: -1.30 ⁇ f2/f ⁇ -0.19; -0.26 ⁇ (R3+R4)/(R3-R4) ⁇ 1.16; 0.01 ⁇ d3/TTL ⁇ 0.09.
  • the curvature radius of the object side surface of the third lens is R5
  • the curvature radius of the image side surface of the third lens is R6
  • the axial thickness of the third lens is d5
  • the following relationship is satisfied:- 2.46 ⁇ (R5+R6)/(R5-R6) ⁇ 2.13; 0.01 ⁇ d5/TTL ⁇ 0.07.
  • the focal length of the fourth lens is f4
  • the on-axis thickness of the fourth lens is d7, and the following relationship is satisfied: -8.38 ⁇ f4/f ⁇ -0.14; 0.03 ⁇ d7/TTL ⁇ 0.20.
  • the radius of curvature of the object side surface of the fifth lens is R9
  • the radius of curvature of the image side surface of the fifth lens is R10
  • the axial thickness of the fifth lens is d9, and the following relationship is satisfied: 0.20 ⁇ (R9+R10)/(R9-R10) ⁇ 17.53; 0.02 ⁇ d9/TTL ⁇ 0.27.
  • the image height of the imaging optical lens is IH, and satisfies the following relationship: f/IH ⁇ 5.
  • the imaging optical lens provided by the present invention has good optical performance and meets the design requirements of long focal length and ultra-thinness.
  • FIG. 1 is a schematic diagram of the structure of the imaging optical lens of the first embodiment
  • 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 the imaging optical lens of the second embodiment
  • 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 of the third embodiment.
  • 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. 13 is a schematic diagram of the structure of an imaging optical lens of a fourth embodiment
  • FIG. 14 is a schematic diagram of axial aberration of the imaging optical lens shown in FIG. 13;
  • FIG. 15 is a schematic diagram of the chromatic aberration of magnification of the imaging optical lens shown in FIG. 13;
  • FIG. 16 is a schematic diagram of field curvature and distortion of the imaging optical lens shown in FIG. 13.
  • the present invention provides an imaging optical lens 10 according to a first embodiment.
  • the left side is the object side
  • the right side is the image side.
  • the imaging optical lens 10 mainly includes five lenses. From the object side to the image side, they are the aperture S1, the first lens L1, the second lens L2, and the third lens. Lens L3, fourth lens L4, and fifth lens L5.
  • An optical element such as an optical filter GF may be provided between the fifth lens L5 and the image plane Si.
  • the first lens L1 has positive refractive power; the second lens L2 has negative refractive power; the third lens L3 has positive refractive power; the fourth lens L4 has negative refractive power; the fifth lens L5 has negative refractive power .
  • the focal length of the entire imaging optical lens as f
  • the focal length of the third lens as f3
  • the focal length of the fifth lens as f5
  • the on-axis distance from the image side surface of the fifth lens to the image surface It is BF
  • the total optical length of the camera optical lens is TTL, which satisfies the following relationship:
  • conditional formula (1) specifies the ratio of the focal length of the third lens to the total focal length, which helps to improve the performance of the optical system within the conditional range.
  • Conditional formula (3) specifies the ratio of the focal length of the fifth lens to the total focal length, which can effectively correct aberrations within the range of conditions, thereby improving imaging quality.
  • the on-axis thickness of the second lens L2 as d3, and the on-axis distance from the image side surface of the second lens L2 to the object side surface of the third lens L3 as d4, which satisfies the following relationship: 0.50 ⁇ d3/d4 ⁇ 2.00, when d3/ When d4 meets the conditions, it is helpful for lens processing and lens assembly.
  • the focal length of the fourth lens is specified. Within the range specified by the conditional formula, the degree of deflection of light passing through the lens can be eased and aberrations can be effectively reduced.
  • the focal length of the first lens L1 is defined as f1, and the overall focal length of the imaging optical lens 10 is f, which satisfies the following relationship: 0.20 ⁇ f1/f ⁇ 0.99, which specifies the ratio of the positive refractive power of the first lens L1 to the overall focal length.
  • the first lens has an appropriate positive refractive power, which is beneficial to reduce system aberrations, and at the same time, is beneficial to the development of ultra-thin lenses.
  • the curvature radius of the object side surface of the first lens L1 is R1
  • the curvature radius of the image side surface of the first lens L1 is R2, which satisfies the following relationship: -5.55 ⁇ (R1+R2)/(R1-R2) ⁇ -0.75, 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, it satisfies -3.47 ⁇ (R1+R2)/(R1-R2) ⁇ -0.94.
  • the axial thickness of the first lens L1 is d1
  • the total optical length of the imaging optical lens is TTL, which satisfies the following relationship: 0.04 ⁇ d1/TTL ⁇ 0.24.
  • it is beneficial to realize ultra-thinness Preferably, 0.07 ⁇ d1/TTL ⁇ 0.19 is satisfied.
  • the focal length of the second lens L2 as f2
  • the overall focal length of the imaging optical lens 10 as f, which satisfies the following relationship: -1.30 ⁇ f2/f ⁇ -0.19.
  • the curvature radius of the object side of the second lens L2 is R3, and the curvature radius of the image side of the second lens L2 is R4, which satisfies the following relationship: -0.26 ⁇ (R3+R4)/(R3-R4) ⁇ 1.16, which specifies the second
  • -0.16 ⁇ (R3+R4)/(R3-R4) ⁇ 0.93 is satisfied.
  • the axial thickness of the second lens L2 is d3, and the total optical length of the imaging optical lens is TTL, which satisfies the following relational expression: 0.01 ⁇ d3/TTL ⁇ 0.09. Within the range of the conditional expression, it is beneficial to realize ultra-thinness. Preferably, 0.02 ⁇ d3/TTL ⁇ 0.07 is satisfied.
  • the curvature radius of the object side surface of the third lens L3 as R5
  • the curvature radius of the image side surface of the third lens L3 as R6, which satisfies the following relationship: -2.46 ⁇ (R5+R6)/(R5-R6) ⁇ 2.13, which is specified
  • the shape of the third lens is within the range specified by the conditional formula, which can alleviate the degree of deflection of light passing through the lens and effectively reduce aberrations.
  • -1.54 ⁇ (R5+R6)/(R5-R6) ⁇ 1.70 is satisfied.
  • the axial thickness of the third lens L3 is d5, and the total optical length of the imaging optical lens is TTL, which satisfies the following relational expression: 0.01 ⁇ d5/TTL ⁇ 0.07. Within the range of the conditional expression, it is beneficial to realize ultra-thinness. Preferably, 0.02 ⁇ d5/TTL ⁇ 0.06 is satisfied.
  • the focal length of the fourth lens L4 as f4
  • the overall focal length of the imaging optical lens 10 as f, which satisfies the following relationship: -8.38 ⁇ f4/f ⁇ -0.14.
  • the reasonable distribution of optical power enables the system to have better imaging Quality and low sensitivity.
  • it satisfies -5.24 ⁇ f4/f ⁇ -0.18.
  • the axial thickness of the fourth lens L4 is d7, and the total optical length of the imaging optical lens is TTL, which satisfies the following relationship: 0.03 ⁇ d7/TTL ⁇ 0.20. Within the range of the conditional expression, it is beneficial to realize ultra-thinness. Preferably, 0.05 ⁇ d7/TTL ⁇ 0.16 is satisfied.
  • the radius of curvature of the object side surface of the fifth lens L5 as R9
  • the radius of curvature of the image side surface of the fifth lens L5 as R10
  • the shape of the fifth lens L5 is favorable for lens processing within the range of conditions.
  • 0.32 ⁇ (R9+R10)/(R9-R10) ⁇ 14.02 is satisfied.
  • the axial thickness of the fifth lens L5 is d9, and the total optical length of the imaging optical lens is TTL, which satisfies the following relationship: 0.02 ⁇ d9/TTL ⁇ 0.27. Within the range of the conditional expression, it is beneficial to realize ultra-thinness. Preferably, 0.03 ⁇ d9/TTL ⁇ 0.22 is satisfied.
  • the overall focal length of the imaging optical lens 10 is f
  • the image height of the imaging optical lens 10 is IH
  • the following relationship is satisfied: f/IH ⁇ 5, so as to achieve a long focal length.
  • the overall focal length of the imaging optical lens 10 is f
  • the total optical length of the imaging optical lens is TTL, which satisfies the following relationship: TTL/f ⁇ 1.02, thereby achieving ultra-thinness.
  • the imaging optical lens 10 can be reasonable The power, spacing, and shape of each lens are allocated, and various aberrations are corrected accordingly.
  • 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, refer to the following.
  • the design data of the imaging optical lens 10 according to the first embodiment of the present invention is shown below.
  • 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 of the optical filter GF
  • R12 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 of the fifth lens L5 to the object side of the optical filter GF
  • d11 the on-axis thickness of the optical filter GF
  • d12 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;
  • 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 according to the first embodiment of the present invention.
  • k is the conic coefficient
  • A4, A6, A8, A10, A12, A14, A16, A18, and 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 this embodiment.
  • 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 and P4R2 represent the object side and image side of the fourth lens L4, respectively
  • P5R1 and P5R2 represent the object side and the image side of the fifth lens L5, 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.
  • Table 17 also lists the values corresponding to the various parameters in the first embodiment and the parameters specified in the conditional expressions.
  • 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.
  • the curvature of field S in FIG. 4 is the curvature of field in the sagittal direction
  • T is the curvature of field in the meridional direction.
  • the imaging optical lens 10 has an entrance pupil diameter of 3.682mm, a full-field image height of 2.502mm, a diagonal viewing angle of 21.72°, a large aperture, ultra-thin, and excellent Optical characteristics.
  • FIG. 5 is a schematic diagram of the structure of the imaging optical lens 20 in the second embodiment.
  • the second embodiment is basically the same as the first embodiment.
  • the meanings of the symbols in the following list are also the same as those in the first embodiment, so the same parts will not be omitted here To repeat, only the differences are listed below.
  • Table 5 and Table 6 show design data of the imaging optical lens 20 according to the second embodiment of the present invention.
  • 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.
  • Table 7 and Table 8 show the design data of the inflection point and stagnation point of each lens in the imaging optical lens 20.
  • FIG. 6 and 7 respectively show schematic diagrams of the axial aberration and the chromatic aberration of magnification after the light with wavelengths of 650 nm, 610 nm, 555 nm, 510 nm, and 470 nm passes through the imaging optical lens 20.
  • FIG. 8 shows a schematic diagram of field curvature and distortion of light with a wavelength of 555 nm after passing through the imaging optical lens 20.
  • the curvature of field S in FIG. 8 is the curvature of field in the sagittal direction, and T is the curvature of field in the meridional direction.
  • the imaging optical lens 20 has an entrance pupil diameter of 3.693mm, a full-field image height of 2.502mm, a diagonal viewing angle of 21.71°, a large aperture, ultra-thin, and excellent Optical characteristics.
  • FIG. 9 is a schematic diagram of the structure of the imaging optical lens 30 in the third embodiment.
  • the third embodiment is basically the same as the first embodiment.
  • the meanings of the symbols in the following list are also the same as those in the first embodiment, so the same parts will not be omitted here. To repeat, only the differences are listed below.
  • Table 9 and Table 10 show design data of the imaging optical lens 30 according to 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 and Table 12 show the design data of the inflection point and stagnation point of each lens in the imaging optical lens 30.
  • FIG. 10 and 11 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light with wavelengths of 650 nm, 610 nm, 555 nm, 510 nm, and 470 nm pass through the imaging optical lens 30.
  • FIG. 12 shows a schematic diagram of field curvature and distortion of light with a wavelength of 555 nm after passing through the imaging optical lens 30.
  • the curvature of field S in FIG. 12 is the curvature of field in the sagittal direction
  • T is the curvature of field in the meridional direction.
  • the imaging optical lens 30 has an entrance pupil diameter of 3.606mm, a full-field image height of 2.502mm, a diagonal viewing angle of 22.03°, a large aperture, ultra-thin, and excellent Optical characteristics.
  • FIG. 13 is a schematic diagram of the structure of the imaging optical lens 40 in the fourth embodiment.
  • the fourth embodiment is basically the same as the first embodiment.
  • the meanings of the symbols in the following list are also the same as those in the first embodiment, so the same parts will not be omitted here. To repeat, only the differences are listed below.
  • Table 13 and Table 14 show design data of the imaging optical lens 40 according to the fourth embodiment of the present invention.
  • Table 14 shows the aspheric surface data of each lens in the imaging optical lens 40 according to the fourth embodiment of the present invention.
  • Table 15 and Table 16 show the design data of the inflection point and stagnation point of each lens in the imaging optical lens 40.
  • FIG. 14 and 15 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light with wavelengths of 650 nm, 610 nm, 555 nm, 510 nm, and 470 nm pass through the imaging optical lens 40.
  • FIG. 16 shows a schematic diagram of field curvature and distortion of light with a wavelength of 555 nm after passing through the imaging optical lens 40.
  • the curvature of field S in FIG. 16 is the curvature of field in the sagittal direction, and T is the curvature of field in the meridional direction.
  • the imaging optical lens 10 has an entrance pupil diameter of 3.907 mm, a full field of view image height of 2.502 mm, and a diagonal field of view angle of 20.53°. It is ultra-thin and has excellent optical characteristics. .
  • Table 17 lists the values of the corresponding conditional expressions in the first embodiment, the second embodiment, the third embodiment, and the fourth embodiment according to the above conditional expressions, and the values of other related parameters.
  • Example 1 Example 2
  • Example 3 Example 4 f3/f 0.16 0.60 0.25 0.24 BF/TTL 0.62 0.46 0.69 0.47 f5/f -0.34 -4.90 -0.46 -4.99 f 12.886 12.925 12.620 13.652 f1 8.471 5.198 5.362 5.558 f2 -8.395 -3.733 -7.369 -8.119 f3 2.012 7.690 3.107 3.214 f4 -5.815 -54.182 -9.458 -2.942 f5 -4.382 -63.331 -5.788 -68.095 f12 33.238 121.368 13.165 11.125 Fno 3.500 3.500 3.500 3.494
  • Fno is the aperture F number of the imaging optical lens.

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Abstract

L'invention concerne une lentille optique de caméra (10), qui comprend successivement du côté objet au côté image : une première lentille (L1), une deuxième lentille (L2), une troisième lentille (L3), une quatrième lentille (L4), et une cinquième lentille (L5), la distance focale globale de la lentille optique de caméra (10) étant f, la distance focale de la troisième lentille (L3) étant f3, la distance focale de la cinquième lentille (L5) étant f5, la distance à partir de la surface côté image de la cinquième lentille (L5) au plan d'image sur un axe étant BF, la distance optique totale de la lentille optique de caméra (10) étant TTL, et les relations suivantes étant satisfaites : 0,15≤f3/f≤0,60 ; 0,45≤BF/TTL≤0,70 ; et -5,00≤f5/f≤-0,30. La lentille optique de caméra (10) satisfait les exigences de conception d'une grande ouverture, d'une longue distance focale et d'une ultra-minceur tout en ayant une bonne performance optique.
PCT/CN2019/125485 2019-12-16 2019-12-16 Lentille optique de caméra WO2021119883A1 (fr)

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Citations (7)

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Publication number Priority date Publication date Assignee Title
JP2012203234A (ja) * 2011-03-25 2012-10-22 Konica Minolta Advanced Layers Inc 撮像光学系、撮像装置およびデジタル機器
US20160252708A1 (en) * 2015-02-27 2016-09-01 Glory Science Co., Ltd. Optical imaging lens
CN108169876A (zh) * 2017-12-25 2018-06-15 瑞声声学科技(苏州)有限公司 摄像光学镜头
CN108363180A (zh) * 2018-04-26 2018-08-03 瑞声科技(新加坡)有限公司 摄像光学镜头
CN108398771A (zh) * 2017-02-08 2018-08-14 大立光电股份有限公司 光学取像镜片系统、取像装置及电子装置
CN110398819A (zh) * 2019-06-30 2019-11-01 瑞声科技(新加坡)有限公司 摄像光学镜头
CN110515183A (zh) * 2019-08-19 2019-11-29 瑞声通讯科技(常州)有限公司 摄像光学镜头

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012203234A (ja) * 2011-03-25 2012-10-22 Konica Minolta Advanced Layers Inc 撮像光学系、撮像装置およびデジタル機器
US20160252708A1 (en) * 2015-02-27 2016-09-01 Glory Science Co., Ltd. Optical imaging lens
CN108398771A (zh) * 2017-02-08 2018-08-14 大立光电股份有限公司 光学取像镜片系统、取像装置及电子装置
CN108169876A (zh) * 2017-12-25 2018-06-15 瑞声声学科技(苏州)有限公司 摄像光学镜头
CN108363180A (zh) * 2018-04-26 2018-08-03 瑞声科技(新加坡)有限公司 摄像光学镜头
CN110398819A (zh) * 2019-06-30 2019-11-01 瑞声科技(新加坡)有限公司 摄像光学镜头
CN110515183A (zh) * 2019-08-19 2019-11-29 瑞声通讯科技(常州)有限公司 摄像光学镜头

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