WO2021031234A1 - 摄像光学镜头 - Google Patents

摄像光学镜头 Download PDF

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Publication number
WO2021031234A1
WO2021031234A1 PCT/CN2019/103596 CN2019103596W WO2021031234A1 WO 2021031234 A1 WO2021031234 A1 WO 2021031234A1 CN 2019103596 W CN2019103596 W CN 2019103596W WO 2021031234 A1 WO2021031234 A1 WO 2021031234A1
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Prior art keywords
lens
curvature
imaging optical
radius
ttl
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English (en)
French (fr)
Inventor
言俊杰
孙雯
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AAC Optics Changzhou Co Ltd
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AAC Optics Changzhou Co Ltd
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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
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
    • G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
    • G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
    • 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/60—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having five components only

Definitions

  • the present invention relates to the field of optical lenses, and in particular to an imaging optical lens suitable for portable terminal devices such as smart phones and digital cameras, and imaging devices such as monitors and PC lenses.
  • the lenses traditionally mounted on mobile phone cameras mostly adopt four-element, five-element, and six-element lens structures.
  • the eight-element lens structure gradually appears in lens design.
  • the common eight-element lens can have better optical performance, its optical power
  • the allocation, lens spacing, and lens shape settings are still unreasonable, resulting in the camera lens having good optical performance, but cannot meet the design requirements of large aperture, wide-angle, and ultra-thin.
  • the purpose of the present invention is to provide a camera optical lens to solve the technical problem that the current camera optical lens cannot meet the design requirements of large aperture, wide-angle, and ultra-thin while having good optical performance.
  • the imaging optical lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens in sequence from the object side to the image side.
  • Lens and an eighth lens the first lens has positive refractive power, the second lens has negative refractive power, the third lens has positive refractive power, the fourth lens has negative refractive power, and the fifth lens
  • the lens has positive refractive power
  • the sixth lens has negative refractive power
  • the seventh lens has positive refractive power
  • the eighth lens has negative refractive power
  • the focal length of the imaging optical lens is f
  • the focal length of the first lens is f1
  • the focal length of the fourth lens is f4
  • the focal length of the fifth lens is f5, and the following relationship is satisfied:
  • 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, which satisfies the following relationship:
  • the on-axis thickness of the fifth lens is d9
  • the on-axis distance from the image side surface of the fifth lens to the object side surface of the sixth lens is d10, which satisfies the following relationship:
  • the total optical length of the imaging optical lens is TTL
  • the axial thickness of the first lens is d1
  • the curvature radius of the object side of the first lens is R1
  • the image side of the first lens is The radius of curvature is R2, which satisfies the following relationship:
  • the focal length of the second lens is f2
  • the total optical length of the imaging optical lens is TTL
  • the axial thickness of the second lens is d3
  • the radius of curvature of the object side of the second lens is R3
  • the curvature radius of the image side surface of the second lens is R4, which satisfies the following relationship:
  • the focal length of the third lens is f3
  • the total optical length of the imaging optical lens is TTL
  • the axial thickness of the third lens is d5
  • the radius of curvature of the object side of the third lens is R5
  • the curvature radius of the image side surface of the third lens is R6, which satisfies the following relationship:
  • the total optical length of the imaging optical lens is TTL
  • the axial thickness of the fourth lens is d7
  • the curvature radius of the object side of the fourth lens is R7
  • the image side of the fifth lens is The radius of curvature is R8, which satisfies the following relationship:
  • the total optical length of the imaging optical lens is TTL
  • the axial thickness of the fifth lens is d9
  • the radius of curvature of the object side of the fifth lens is R9
  • the image side of the fifth lens is The radius of curvature is R10, which satisfies the following relationship:
  • the focal length of the sixth lens is f6, the total optical length of the imaging optical lens is TTL, and the axial thickness of the sixth lens is d11, which satisfies the following relationship:
  • the focal length of the seventh lens is f7
  • the total optical length of the imaging optical lens is TTL
  • the axial thickness of the seventh lens is d13
  • the radius of curvature of the object side of the seventh lens is R13
  • the radius of curvature of the image side surface of the seventh lens is R14, which satisfies the following relationship:
  • the focal length of the eighth lens is f8
  • the on-axis thickness of the eighth lens is d15
  • the radius of curvature of the object side of the eighth lens is R15
  • the curvature of the image side of the eighth lens The radius is R16, which satisfies the following relationship:
  • the beneficial effect of the present invention is that the imaging optical lens provided by the present invention has good optical performance, while meeting the design requirements of large aperture, wide-angle, and ultra-thin, and is especially suitable for high-pixel CCD, CMOS, etc.
  • Cell phone camera lens assembly and WEB camera lens composed of components.
  • FIG. 1 is a schematic diagram of the structure of an imaging optical lens in Embodiment 1 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 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 in the 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 the imaging optical lens in the 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. 13 is a schematic diagram of the structure of the imaging optical lens in the fourth embodiment of the present invention.
  • 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 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.
  • FIG. 1 shows an imaging optical lens 10 according to Embodiment 1 of the present invention.
  • the imaging optical lens 10 includes eight lenses. Specifically, the imaging optical lens 10 includes in order from the object side to the image side: aperture S1, first lens L1, second lens L2, third lens L3, fourth lens L4, fifth lens L5, and sixth lens L6 , The seventh lens L7 and the eighth lens L8.
  • optical elements such as an optical filter GF are provided between the eighth lens L8 and the image plane Si.
  • the optical filter GF can be a glass cover plate or an optical filter (filter), of course. In possible embodiments, the optical filter GF may also be arranged in other positions.
  • 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 positive refractive power; The sixth lens L6 has negative refractive power; the seventh lens L7 has positive refractive power; and the eighth lens L8 has negative refractive power.
  • the focal length of the imaging optical lens 10 is defined as f
  • the focal length of the first lens L1 is defined as f1
  • the focal length of the first lens L1 and the imaging optical lens 10 are defined
  • the ratio of the total focal length is within the range specified by the conditional formula, which is beneficial to the correction of the spherical aberration of the optical system and improves the imaging quality.
  • the focal length of the imaging optical lens 10 as f
  • the focal length of the fourth lens L4 as f4
  • the ratio within the range specified by the conditional formula, contributes to improving the performance of the optical system.
  • the focal length of the imaging optical lens 10 is defined as f, and the focal length of the fifth lens L5 is f5, which satisfies the relationship: 2.30 ⁇ f5/f ⁇ 4.50, which specifies the ratio of the focal length of the fifth lens L5 to the total focal length of the imaging optical lens 10.
  • the focal length of the fifth lens L5 can be effectively allocated, which is beneficial to compressing the total optical length of the system.
  • the ratio of the sum of the radius of curvature of the object side surface of the sixth lens L6 and the radius of curvature of the image side surface to the difference between the radius of curvature of the object side surface of the sixth lens L6 and the radius of curvature of the image side surface is specified, thereby specifying Given the shape of the sixth lens L6, within the range specified by the conditional expression, the degree of deflection of the light passing through the lens can be relaxed, and aberrations can be effectively reduced.
  • the on-axis thickness of the fifth lens L5 is defined as d9, and the on-axis distance from the image side surface of the fifth lens L5 to the object side surface of the sixth lens L6 is d10, which satisfies the relationship: 1.50 ⁇ d10/d9 ⁇ 3.30, which specifies the fifth The ratio of the axial thickness of the lens L5 to the axial distance from the image side surface of the fifth lens L5 to the object side surface of the sixth lens L6. It contributes to lens processing and lens assembly within the range that satisfies the conditional formula.
  • TTL total optical length of the camera optical lens
  • d1 the on-axis thickness of the first lens L1
  • d1 the on-axis thickness of the first lens L1 and the optics of the camera optical lens 10
  • the curvature radius of the object side surface of the first lens L1 as R1
  • the curvature radius of the image side surface of the first lens L1 as R2
  • the shape of the first lens L1 is reasonably controlled so that the first lens L1 can effectively correct the spherical aberration of the system.
  • the on-axis thickness of the second lens L2 as d3, and the total optical length of the imaging optical lens as TTL, which satisfies the relationship: 0.01 ⁇ d3/TTL ⁇ 0.05, and specifies the on-axis thickness of the second lens L2 and the optics of the imaging optical lens 10 The ratio of the total length TTL. Within the range specified by the conditional expression, it contributes to the realization of ultra-thinness.
  • the focal length of the second lens L2 as f2 and the focal length of the imaging optical lens as f, satisfying the relationship: -6.75 ⁇ f2/f ⁇ -0.93, which specifies the ratio of the focal length of the second lens L2 to the total focal length of the imaging optical lens 10
  • the curvature radius of the object side surface of the second lens L2 as R3, and the curvature radius of the image side surface of the second lens L2 as R4, which satisfies the relationship: 0.96 ⁇ (R3+R4)/(R3-R4) ⁇ 7.82, which specifies the second
  • the shape of the two lens L2 is within the range specified by the conditional expression, and as the lens image becomes ultra-thin and wide-angle, it is beneficial to correct the problem of axial chromatic aberration.
  • the on-axis thickness of the third lens L3 is defined as d5, and the total optical length of the camera optical lens is TTL, which satisfies the relationship: 0.02 ⁇ d5/TTL ⁇ 0.07, which specifies the on-axis thickness of the third lens L3 and the optics of the camera optical lens 10
  • the ratio of the total length TTL within the range specified by the conditional formula, it is beneficial to realize ultra-thinness.
  • the focal length of the third lens L3 as f3
  • the focal length of the imaging optical lens 10 as f, which satisfies the relationship: 1.75 ⁇ f3/f ⁇ 60.76; the ratio of the focal length of the third lens L3 to the focal length of the imaging optical lens 10 is specified.
  • the reasonable distribution of optical power makes the system have better imaging quality and lower sensitivity.
  • the radius of curvature of the object side surface of the third lens L3 as R5
  • the radius of curvature of the image side surface of the third lens L3 as R6, which satisfies the relationship: -21.79 ⁇ (R5+R6)/(R5-R6) ⁇ 7.89.
  • the shape of the three lens L3 facilitates the molding of the third lens L3 and avoids the formation of defects and stress due to excessive surface curvature of the third lens L3.
  • the on-axis thickness of the fourth lens L4 is defined as d7, and the total optical length of the camera optical lens is TTL, which satisfies the relationship: 0.01 ⁇ d7/TTL ⁇ 0.07, which specifies the on-axis thickness of the fourth lens L4 and the optics of the camera optical lens 10
  • TTL total optical length of the camera optical lens
  • the radius of curvature of the object side surface of the fourth lens L4 as R7
  • the radius of curvature of the image side surface of the fifth lens L5 as R8, satisfying the following relationship: -2.17 ⁇ (R7+R8)/(R7-R8) ⁇ 16.70, which stipulates The ratio of the sum of the radius of curvature of the object side surface of the fourth lens L4 and the radius of curvature of the image side surface to the difference between the radius of curvature of the object side surface of the fourth lens L4 and the radius of curvature of the image side surface, whereby the ratio is When the shape of the fourth lens L4 is within the range, with the development of ultra-thin and wide-angle, it is beneficial to correct the aberration of the off-axis angle of view.
  • the on-axis thickness of the fifth lens L5 is defined as d9, and the total optical length of the camera optical lens is TTL, which satisfies the relation: 0.02 ⁇ d9/TTL ⁇ 0.07; the on-axis thickness of the fifth lens L5 and the optics of the camera optical lens 10 are specified The ratio of the total length TTL. Within the range specified by the conditional formula, it is beneficial to realize ultra-thinness.
  • the total optical length of the camera optical lens is defined as TTL
  • the on-axis thickness of the sixth lens L6 is d11, which satisfies the relationship: 0.02 ⁇ d11/TTL ⁇ 0.08
  • the on-axis thickness of the sixth lens L6 and the optics of the camera optical lens 10 are specified
  • the ratio of the total length TTL Within the range specified by this conditional formula, it contributes to the realization of ultra-thinness.
  • the focal length of the sixth lens L6 as f6, and the focal length of the imaging optical lens as f, which satisfies the relationship: -824.15 ⁇ f6/f ⁇ -1.62, which specifies the ratio of the focal length of the sixth lens L6 to the total focal length of the imaging optical lens 10 . In this way, through the reasonable distribution of optical power, the system has better imaging quality and lower sensitivity.
  • the focal length of the seventh lens L7 is defined as f7, and the focal length of the imaging optical lens 10 is f, which satisfies the relationship: 0.66 ⁇ f7/f ⁇ 4.79; the ratio of the focal length of the seventh lens L7 to the total focal length of the imaging optical lens 10 is specified. In this way, through the reasonable distribution of optical power, the system has better imaging quality and lower sensitivity.
  • the curvature radius of the seventh lens L7 is defined as R13, and the curvature radius of the image side of the seventh lens L7 is R14, which satisfies the relationship: -20.65 ⁇ (R13+R14)/(R13-R14) ⁇ -2.69; it is specified
  • the shape of the seventh lens L7 is within the range that satisfies the conditional expression, and with the development of ultra-thin and wide-angle, it is beneficial to correct problems such as off-axis aberrations.
  • the on-axis thickness of the eighth lens L8 is defined as d15, and the total optical length of the imaging optical lens 10 is TTL, which satisfies the following relationship: 0.02 ⁇ d15/TTL ⁇ 0.13; the on-axis thickness of the eighth lens L8 is defined as the imaging optical lens 10.
  • the ratio of the total optical length to TTL Within the range specified by the conditional formula, it is beneficial to realize ultra-thinness.
  • the focal length of the eighth lens L8 as f8
  • the focal length of the imaging optical lens 10 as f, which satisfies the relationship: -1.69 ⁇ f8/f ⁇ -0.52; the focal length of the eighth lens L8 and the total focal length of the imaging optical lens 10 are specified.
  • the curvature radius of the object side surface of the eighth lens L8 as R15
  • the curvature radius of the image side surface of the eighth lens L8 as R16, which satisfies the relationship: -0.97 ⁇ (R15+R16)/(R15-R16) ⁇ -0.21, which specifies The ratio of the sum of the radius of curvature of the object side surface of the eighth lens L8 and the radius of curvature of the image side surface to the difference between the radius of curvature of the object side surface of the eighth lens L8 and the radius of curvature of the image side surface, thereby defining the The shape of the eighth lens L8 is within the range that satisfies the conditional expression, and with the development of ultra-thin and wide-angle, it is beneficial to correct the aberration of the off-axis angle of view.
  • the imaging optical lens 10 can achieve the design requirements of large aperture, wide-angle, and ultra-thin while having good optical performance; according to the characteristics of the imaging optical lens 10, the imaging optical lens 10
  • the lens 10 is particularly suitable for mobile phone camera lens assemblies and WEB camera lenses composed of high-resolution CCD, CMOS, and other imaging elements.
  • the surface of each lens can be set as an aspherical surface, and the aspherical surface can be easily made into a shape other than a spherical surface, and more control variables can be obtained to reduce aberrations, thereby reducing the use of lenses. Therefore, the total length of the imaging optical lens 10 of the present invention can be effectively reduced.
  • the object side surface and the image side surface of each lens are both aspherical.
  • the imaging optical lens 10 of the present invention will be described below with examples.
  • the symbols described in each example are as follows.
  • the unit of focal length, on-axis distance, radius of curvature, on-axis thickness, inflection point position, stagnation point position is mm.
  • TTL Total optical length (the on-axis distance from the object side of the first lens L1 to the imaging surface), in mm.
  • the object side and/or the image side of the lens may also be provided with inflection points and/or stagnation points to meet high-quality imaging requirements.
  • inflection points and/or stagnation points may also be provided with inflection points and/or stagnation points to meet high-quality imaging requirements.
  • FIG. 1 is a schematic diagram of the structure of an imaging optical lens 10 in the first embodiment.
  • the design data of the imaging optical lens 10 in the first embodiment of the present invention is shown below.
  • Table 1 and Table 2 show design data of the imaging optical lens 10 of the first embodiment of the present invention. It should be noted that, in this embodiment, the unit of distance, radius, and center thickness is millimeter (mm).
  • R the radius of curvature of the optical surface
  • 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 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 seventh lens L7;
  • R14 the radius of curvature of the image side surface of the seventh lens L7;
  • R15 the radius of curvature of the object side of the eighth lens L8;
  • R16 the radius of curvature of the image side surface of the eighth lens L8;
  • R17 the curvature radius of the object side of the optical filter GF
  • R18 the radius of curvature of the image side surface of the optical filter GF
  • d the on-axis thickness of the lens or the on-axis distance between adjacent lenses
  • 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 seventh lens L7;
  • d14 the on-axis distance from the image side surface of the seventh lens L7 to the object side surface of the eighth lens L8;
  • d16 the on-axis distance from the image side surface of the eighth lens L8 to the object side surface of the optical filter GF;
  • d17 the axial thickness of the optical filter GF
  • nd refractive index of d-line
  • nd1 the refractive index of the first lens L1;
  • nd2 the refractive index of the second lens L2
  • nd3 the refractive index of the third lens L3;
  • nd4 the refractive index of the fourth lens L4
  • nd5 the refractive index of the fifth lens L5;
  • nd6 the refractive index of the sixth lens L6
  • nd7 the refractive index of the seventh lens L7;
  • nd8 the refractive index of the eighth lens L8;
  • ndg the refractive index of the optical filter GF
  • vg Abbe number of optical filter GF.
  • k is the conic coefficient
  • A4, A6, A8, A10, A12, A14, A16, A18, A19, and A20 are aspheric coefficients.
  • the aspheric surface of each lens in this embodiment preferably uses the non-curved surface of the following conditional expression.
  • conditional expression is only an example, and in fact, it is not limited to what is expressed in the conditional expression.
  • Aspheric polynomial form is only an example, and in fact, it is not limited to what is expressed in the conditional expression. Aspheric polynomial form.
  • 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 embodiment of the present invention.
  • P1R1, P1R2 represent the object side and image side of the first lens L1
  • P2R1, P2R2 represent the object side and image side of the second lens L2
  • P3R1, P3R2 represent the object side and image side of the third lens L3,
  • P4R1, P4R2 represent the object side and image side of the fourth lens L4
  • P5R1, P5R2 represent the object side and image side of the fifth lens L5
  • P6R1, P6R2 represent the object side and image side of the sixth lens L6
  • P7R1 P7R2 represents the object side and image side of the seventh lens L7, respectively
  • P8R1 and P8R2 represent the object side and the image side of the eighth lens L8, 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. 4 shows a schematic diagram of field curvature and distortion of light with a wavelength of 546 nm after passing through the imaging optical lens 10 of the first embodiment.
  • 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.
  • Table 17 shows the values corresponding to the various values in the first, second, third, and fourth embodiments and the parameters specified in the conditional expressions.
  • the first embodiment satisfies each conditional expression.
  • the entrance pupil diameter of the imaging optical lens 10 is 4.662 mm
  • the full-field image height is 8.000 mm
  • the diagonal field angle is 80.00°, making the imaging optical lens 10 wide-angle and super Thin, large aperture, fully compensated for on-axis and off-axis chromatic aberration, and has 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. Therefore, the same parts will not be repeated here. List the differences.
  • Table 5 and Table 6 show design data of 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 of the embodiment of the present invention.
  • FIG. 6 and 7 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light with wavelengths of 436 nm, 486 nm, 546 nm, 587 nm and 656 nm passes 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 546 nm passes through the imaging optical lens 20 of the second embodiment.
  • the curvature of field S in FIG. 8 is the curvature of field in the sagittal direction
  • T is the curvature of field in the meridional direction.
  • the second embodiment satisfies each conditional expression.
  • the entrance pupil diameter of the imaging optical lens 20 is 4.622 mm
  • the full-field image height is 8.000 mm
  • the diagonal field angle is 80.00°, which makes the imaging optical lens 20 wide-angle and super Thin, large aperture, fully compensated for on-axis and off-axis chromatic aberration, and has 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. Therefore, the same parts will not be repeated here. List the differences.
  • Table 9 and Table 10 show design data of 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 of the 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 436 nm, 486 nm, 546 nm, 587 nm, and 656 nm pass through the imaging optical lens 30 of the third embodiment.
  • Fig. 12 shows a schematic diagram of field curvature and distortion of light with a wavelength of 546 nm after passing through the imaging optical lens 30 of the third embodiment.
  • 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 third embodiment satisfies each conditional expression.
  • the entrance pupil diameter of the imaging optical lens 30 is 5.575 mm
  • the full-field image height is 8.000 mm
  • the diagonal field angle is 80.00°, which makes the imaging optical lens 30 wide-angle , Ultra-thin, large aperture, its on-axis and off-axis chromatic aberrations are fully corrected, and it has 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. Therefore, the same parts will not be repeated here. List the differences.
  • Table 13 and Table 14 show design data of 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 of the embodiment of the present invention.
  • FIG. 14 and 15 respectively show schematic diagrams of axial aberration and chromatic aberration of magnification after light having wavelengths of 436 nm, 486 nm, 546 nm, 587 nm, and 656 nm pass through the imaging optical lens 40 of the fourth embodiment.
  • FIG. 16 shows a schematic diagram of field curvature and distortion of light with a wavelength of 546 nm after passing through the imaging optical lens 40 of the fourth embodiment.
  • 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 fourth embodiment satisfies each conditional expression.
  • the entrance pupil diameter of the imaging optical lens 40 is 4.664 mm, the full field of view image height is 8.000 mm, and the diagonal viewing angle is 80.00°, which makes the imaging optical lens 40 wide-angle , Ultra-thin, large aperture, its on-axis and off-axis chromatic aberrations are fully corrected, and it has excellent optical characteristics.
  • Table 17 lists the values of some conditional expressions in the first embodiment, the second embodiment, the third embodiment, and the fourth embodiment and the values of other related parameters according to the above conditional expressions.
  • Example 2 Example 3
  • Example 4 f1/f 0.71 0.80 0.92 0.97 f4/f -19.30 -14.22 -6.25 -3.70 f5/f 4.46 3.63 2.96 2.62 f 8.998 8.921 8.921 9.001 f1 6.424 7.108 8.200 8.730 f2 -12.602 -18.769 -30.112 -20.989 f3 69.521 229.920
  • 40.129 32.395 26.388 23.604 f6 -79.263 -22.283 -21.637 -3709.083 f7 24.638 13.384
  • 11.741 28.747 f8 -7.029 -7.327 -7.532 -7.112 f12 10.720 10.116 10.275 12.975
  • FNO is the aperture F number of the imaging optical lens.

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Abstract

一种摄像光学镜头（10），摄像光学镜头（10）由物侧至像侧依序包括：第一透镜（L1）、第二透镜（L2）、第三透镜（L3）、第四透镜（L4）、第五透镜（L5）、第六透镜（L6）、第七透镜（L7）以及第八透镜（L8）；第一透镜（L1）、第三透镜（L3）、第五透镜（L5）及第七透镜（L7）具有正屈折力，第二透镜（L2）、第四透镜（L4）、第六透镜（L6）及第八透镜（L8）具有负屈折力，摄像光学镜头的焦距为f，第一透镜（L1）、第四透镜（L4）及第五透镜（L5）的焦距分别为f1、f4及f5，满足下列关系式：0.70≤f1/f≤1.00；-20.00≤f4/f≤-3.50; 2.30≤f5/f≤4.50。摄像光学镜头（10）能在具有良好光学性能的同时，满足大光圈、广角化、超薄化的设计要求。

Description

摄像光学镜头 【技术领域】
本发明涉及光学镜头领域，特别涉及一种适用于智能手机、数码相机等手提终端设备，以及监视器、PC镜头等摄像装置的摄像光学镜头。
【背景技术】
随着科学技术的不断发展，电子设备的功能不断完善，除了传统的数码相机和独立的摄像头、监控器等，诸如平板电脑、手机等便携电子设备也配备了摄像光学镜头，并且要求手机等电子设备中的镜头在具备良好成像品质的同时满足轻薄化要求，因此，具备良好成像品质的小型化摄像镜头俨然成为目前市场上的主流。
为获得较佳的成像品质，传统搭载于手机相机的镜头多采用四片式、五片式、六片式透镜结构，然而，随着技术的发展以及用户多样化需求的增多，在感光器件的像素面积不断缩小，且系统对成像品质的要求不断提高的情况下，八片式透镜结构逐渐出现在镜头设计当中，常见的八片式透镜虽然能够具有较好的光学性能，但是其光焦度分配、透镜间距和透镜形状设置仍然具有一定的不合理性，导致摄像镜头在具有良好光学性能的同时，无法满足大光圈、广角化、超薄化的设计要求。
因此，有必要提供一种摄像光学镜头以解决上述问题。
【发明内容】
本发明的目的在于提供一种摄像光学镜头，以解决目前摄像光学镜头在具有良好光学性能的同时，无法满足大光圈、广角化、超薄化的设计要求的技术问题。
本发明的技术方案如下：
提供了一种摄像光学镜头，所述摄像光学镜头，由物侧至像侧依序包括：第一透镜、第二透镜、第三透镜、第四透镜、第五透镜、第六透镜、第七透镜以及第八透镜；所述第一透镜具有正屈折力，所述第二透镜具有负屈折力，所述第三透镜具有正屈折力，所述第四透镜具有负屈折力，所述第五透镜具有正屈折力，所述第六透镜具有负屈折力，所述第七透镜具有正屈折力，所述第八透镜具有负屈折力；
所述摄像光学镜头的焦距为f，所述第一透镜的焦距为f1，所述第四透镜 的焦距为f4，所述第五透镜的焦距为f5，满足下列关系式：
0.70≤f1/f≤1.00；
-20.00≤f4/f≤-3.50；
2.30≤f5/f≤4.50。
作为一种改进，所述第六透镜物侧面的曲率半径为R11，所述第六透镜的像侧面的曲率半径为R12，满足下列关系式：
(R11+R12)/(R11-R12)≤-1.00。
作为一种改进，所述第五透镜的轴上厚度为d9，所述第五透镜的像侧面到所述第六透镜的物侧面的轴上距离为d10，满足下列关系式：
1.50≤d10/d9≤3.30。
作为一种改进，所述摄像光学镜头的光学总长为TTL，所述第一透镜的轴上厚度为d1，所述第一透镜物侧面的曲率半径为R1，所述第一透镜的像侧面的曲率半径为R2，满足下列关系式：
0.06≤d1/TTL≤0.24；
-4.50≤(R1+R2)/(R1-R2)≤-0.93。
作为一种改进，所述第二透镜的焦距为f2，所述摄像光学镜头的光学总长为TTL，所述第二透镜的轴上厚度为d3，所述第二透镜物侧面的曲率半径为R3，所述第二透镜的像侧面的曲率半径为R4，满足下列关系式：
0.01≤d3/TTL≤0.05；
-6.75≤f2/f≤-0.93；
0.96≤(R3+R4)/(R3-R4)≤7.82。
作为一种改进，所述第三透镜的焦距为f3，所述摄像光学镜头的光学总长为TTL，所述第三透镜的轴上厚度为d5，所述第三透镜物侧面的曲率半径为R5，所述第三透镜的像侧面的曲率半径为R6，满足下列关系式：
0.02≤d5/TTL≤0.07；
1.75≤f3/f≤60.76；
-21.79≤(R5+R6)/(R5-R6)≤7.89。
作为一种改进，所述摄像光学镜头的光学总长为TTL，所述第四透镜的轴上厚度为d7，所述第四透镜物侧面的曲率半径为R7，所述第五透镜的像侧面的曲率半径为R8，满足下列关系式：
0.01≤d7/TTL≤0.07；
-2.17≤(R7+R8)/(R7-R8)≤16.70。
作为一种改进，所述摄像光学镜头的光学总长为TTL，所述第五透镜的轴上 厚度为d9，所述第五透镜物侧面的曲率半径为R9，所述第五透镜的像侧面的曲率半径为R10，满足下列关系式：
0.02≤d9/TTL≤0.07；
-5.65≤(R9+R10)/(R9-R10)≤0.93。
作为一种改进，所述第六透镜的焦距为f6，所述摄像光学镜头的光学总长为TTL，所述第六透镜的轴上厚度为d11，满足下列关系式：
0.02≤d11/TTL≤0.08；
-824.15≤f6/f≤-1.62。
作为一种改进，所述第七透镜的焦距为f7，所述摄像光学镜头的光学总长为TTL，所述第七透镜的轴上厚度为d13，所述第七透镜物侧面的曲率半径为R13，所述第七透镜的像侧面的曲率半径为R14，满足下列关系式：
0.03≤d13/TTL≤0.11；
0.66≤f7/f≤4.79；
-20.65≤(R13+R14)/(R13-R14)≤-2.69。
作为一种改进，所述第八透镜的焦距为f8，所述第八透镜的轴上厚度为d15，所述第八透镜物侧面的曲率半径为R15，所述第八透镜的像侧面的曲率半径为R16，满足下列关系式：
0.02≤d15/TTL≤0.13；
-1.69≤f8/f≤-0.52；
-0.97≤(R15+R16)/(R15-R16)≤-0.21。
本发明的有益效果在于：本发明提供的摄像光学镜头，在具有良好光学性能的同时，满足大光圈、广角化、超薄化的设计要求，尤其适用于由高像素用的CCD、CMOS等摄像元件构成的手机摄像镜头组件和WEB摄像镜头。
【附图说明】
图1是本发明实施方式一中摄像光学镜头的结构示意图；
图2是图1所示摄像光学镜头的轴向像差示意图；
图3是图1所示摄像光学镜头的倍率色差示意图；
图4是图1所示摄像光学镜头的场曲及畸变示意图；
图5是本发明实施方式二中摄像光学镜头的结构示意图；
图6是图5所示摄像光学镜头的轴向像差示意图；
图7是图5所示摄像光学镜头的倍率色差示意图；
图8是图5所示摄像光学镜头的场曲及畸变示意图；
图9是本发明实施方式三中摄像光学镜头的结构示意图；
图10是图9所示摄像光学镜头的轴向像差示意图；
图11是图9所示摄像光学镜头的倍率色差示意图；
图12是图9所示摄像光学镜头的场曲及畸变示意图；
图13是本发明实施方式四中摄像光学镜头的结构示意图；
图14是图13所示摄像光学镜头的轴向像差示意图；
图15是图13所示摄像光学镜头的倍率色差示意图；
图16是图13所示摄像光学镜头的场曲及畸变示意图。
指定图1为摘要附图。
【具体实施方式】
下面结合附图和实施方式对本发明作进一步说明。
为使本发明的目的、技术方案和优点更加清楚，下面将结合附图对本发明的各实施方式进行详细的阐述。然而，本领域的普通技术人员可以理解，在本发明各实施方式中，为了使读者更好地理解本发明而提出了许多技术细节。但是，即使没有这些技术细节和基于以下各实施方式的种种变化和修改，也可以实现本发明所要求保护的技术方案。
以下为实施方式一：
请一并参阅图1至图4，本发明提供了一种摄像光学镜头10。图1所示为本发明实施方式一的摄像光学镜头10，该摄像光学镜头10包括八个透镜。具体地，摄像光学镜头10，由物侧至像侧依序包括：光圈S1、第一透镜L1、第二透镜L2、第三透镜L3、第四透镜L4、第五透镜L5、第六透镜L6、第七透镜L7及第八透镜L8。本实施方式中，在第八透镜L8和像面Si之间设置有光学过滤片GF等光学元件，其中光学过滤片GF可以是玻璃盖板，也可以是光学过滤片(filter)，当然在其他可实施方式中，光学过滤片GF还可以设置在其他位置。
本实施方式中，第一透镜L1具有正屈折力；第二透镜L2具有负屈折力；第三透镜L3具有正屈折力；第四透镜L4具有负屈折力；第五透镜L5具有正屈折力；第六透镜L6具有负屈折力；第七透镜L7具有正屈折力；第八透镜L8具有负屈折力。
在本实施方式中，定义摄像光学镜头10的焦距为f，第一透镜L1的焦距为f1，满足关系式：0.70≤f1/f≤1.00；规定了第一透镜L1的焦距与摄像光学镜头10的总焦距的比值，在满足该条件式规定的范围内，有利于光学系统球差校正，提高成像品质。
定义摄像光学镜头10的焦距为f，第四透镜L4的焦距为f4，满足关系式：-20.00≤f4/f≤-3.50；规定了第四透镜L4的焦距与摄像光学镜头10的总焦距 的比值，在满足该条件式规定的范围内，有助于提高光学系统的性能。
定义摄像光学镜头10的焦距为f，第五透镜L5的焦距为f5，满足关系式：2.30≤f5/f≤4.50，规定了第五透镜L5的焦距与摄像光学镜头10的总焦距的比值，在满足该条件式规定的范围内，可有效分配第五透镜L5的焦距，有利于压缩系统的光学总长。
定义第六透镜L6物侧面的曲率半径为R11，第六透镜L6的像侧面的曲率半径为R12，满足下列关系式：(R11+R12)/(R11-R12)≤-1.00，
规定了第六透镜L6的物侧面的曲率半径与其像侧面的曲率半径的和，与该第六透镜L6的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值，借此，规定了该第六透镜L6的形状，在满足该条件式规定的范围内，可以缓和光线经过镜片的偏折程度，有效减小像差。
定义第五透镜L5的轴上厚度为d9，第五透镜L5的像侧面到第六透镜L6的物侧面的轴上距离为d10，满足关系式：1.50≤d10/d9≤3.30，规定了第五透镜L5的轴上厚度与该第五透镜L5的像侧面到第六透镜L6的物侧面的轴上距离的比值。在满足该条件式规定的范围内有助于镜片的加工和镜头的组装。
定义摄像光学镜头的光学总长为TTL，第一透镜L1的轴上厚度为d1，满足关系式：0.06≤d1/TTL≤0.24；规定了第一透镜L1的轴上厚度与摄像光学镜头10的光学总长TTL的比值，在满足该条件式规定的范围，有利于实现超薄化。
定义第一透镜L1物侧面的曲率半径为R1，第一透镜L1的像侧面的曲率半径为R2，满足关系式：-4.50≤(R1+R2)/(R1-R2)≤-0.93，在条件式规定的范围内，合理控制第一透镜L1的形状，使得第一透镜L1能够有效地校正系统球差。
定义第二透镜L2的轴上厚度为d3，摄像光学镜头的光学总长为TTL，满足关系式：0.01≤d3/TTL≤0.05，规定了第二透镜L2的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有助于实现超薄化。
定义第二透镜L2的焦距为f2，摄像光学镜头的焦距为f，满足关系式：-6.75≤f2/f≤-0.93，规定了第二透镜L2的焦距与摄像光学镜头10的总焦距的比值，通过将第二透镜L2的负光焦度控制在合理范围，有利于矫正光学系统的像差。
定义第二透镜L2物侧面的曲率半径为R3，第二透镜L2的像侧面的曲率半径为R4，满足关系式：0.96≤(R3+R4)/(R3-R4)≤7.82，规定了第二透镜L2的物侧面的曲率半径与其像侧面的曲率半径的和，与该第二透镜L2的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值范围，借此，规定了该第二透镜L2的形状，在该条件式规定的范围内，随着镜头像超薄广角化发展，有利于补正轴上色像差问题。
定义第三透镜L3的轴上厚度为d5，摄像光学镜头的光学总长为TTL，满足关系式：0.02≤d5/TTL≤0.07，规定了第三透镜L3的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有利于实现超薄化。
定义第三透镜L3的焦距为f3，摄像光学镜头10的焦距为f，满足关系式：1.75≤f3/f≤60.76；规定了第三透镜L3的焦距与摄像光学镜头10的焦距的比值，通过光焦度的合理分配，使得系统具有较佳的成像品质和较低的敏感性。
定义第三透镜L3物侧面的曲率半径为R5，第三透镜L3的像侧面的曲率半径为R6，满足关系式：-21.79≤(R5+R6)/(R5-R6)≤7.89，规定了第三透镜L3的物侧面的曲率半径与其像侧面的曲率半径的和，与该第三透镜L3的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值，借此，可有效控制第三透镜L3的形状，有利于第三透镜L3成型，并避免因第三透镜L3的表面曲率过大而导致成型不良与应力产生。
定义第四透镜L4的轴上厚度为d7，摄像光学镜头的光学总长为TTL，满足关系式：0.01≤d7/TTL≤0.07，规定了第四透镜L4的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有利于实现超薄化。
定义第四透镜L4物侧面的曲率半径为R7，第五透镜L5的像侧面的曲率半径为R8，满足下列关系式：-2.17≤(R7+R8)/(R7-R8)≤16.70，规定了第四透镜L4的物侧面的曲率半径与其像侧面的曲率半径的和，与该第四透镜L4的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值，借此，规定的是第四透镜L4的形状，在范围内时，随着超薄广角化的发展，有利于补正轴外画角的像差等问题。
定义第五透镜L5的轴上厚度为d9，摄像光学镜头的光学总长为TTL，满足关系式：0.02≤d9/TTL≤0.07；规定了第五透镜L5的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有利于实现超薄化。
定义第五透镜L5物侧面的曲率半径为R9，第五透镜L5的像侧面的曲率半径为R10，满足下列关系式：-5.65≤(R9+R10)/(R9-R10)≤0.93，规定了第五透镜L5的物侧面的曲率半径与其像侧面的曲率半径的和，与该第五透镜L5的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值，借此，规定的是第五透镜L5的形状，在条件范围内时，随着超薄广角化发展，有利于补正轴外画角的像差等问题。
定义摄像光学镜头的光学总长为TTL，第六透镜L6的轴上厚度为d11，满足关系式：0.02≤d11/TTL≤0.08；规定了第六透镜L6的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有助于实现超 薄化。
定义第六透镜L6的焦距为f6，摄像光学镜头的焦距为f，满足关系式：-824.15≤f6/f≤-1.62，规定了第六透镜L6的焦距与摄像光学镜头10的总焦距的比值。借此，通过光焦度的合理分配，使得系统具有较佳的成像品质和较低的敏感性。
定义第七透镜L7的轴上厚度为d13，摄像光学镜头的光学总长为TTL，满足关系式：0.03≤d13/TTL≤0.11；规定了第七透镜L7的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有利于实现超薄化。
定义第七透镜L7的焦距为f7，摄像光学镜头10的焦距为f，满足关系式：0.66≤f7/f≤4.79；规定了第七透镜L7的焦距与摄像光学镜头10的总焦距的比值。借此，通过光焦度的合理分配，使得系统具有较佳的成像品质和较低的敏感性。
定义第七透镜L7物侧面的曲率半径为R13，第七透镜L7的像侧面的曲率半径为R14，满足关系式：-20.65≤(R13+R14)/(R13-R14)≤-2.69；规定了第七透镜L7的物侧面的曲率半径与其像侧面的曲率半径的和，与该第七透镜L7的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值，借此，规定了该第七透镜L7的形状，在满足该条件式规定的范围内，随着超薄广角化发展，有利于补正轴外画角的像差等问题。
定义第八透镜L8的轴上厚度为d15，摄像光学镜头10的光学总长为TTL，满足下列关系式：0.02≤d15/TTL≤0.13；规定了第八透镜L8的轴上厚度与摄像光学镜头10的光学总长TTL的比值。在满足该条件式规定的范围内，有利于实现超薄化。
定义第八透镜L8的焦距为f8，摄像光学镜头10的焦距为f，满足关系式：-1.69≤f8/f≤-0.52；规定了第八透镜L8的焦距与摄像光学镜头10的总焦距的比值，借此，通过光焦度的合理分配，使得系统具有较佳的成像品质和较低的敏感性。
定义第八透镜L8物侧面的曲率半径为R15，第八透镜L8的像侧面的曲率半径为R16，满足关系式：-0.97≤(R15+R16)/(R15-R16)≤-0.21，规定了第八透镜L8的物侧面的曲率半径与其像侧面的曲率半径的和，与该第八透镜L8的物侧面的曲率半径与其像侧面的曲率半径的差之间的比值，借此，规定了该第八透镜L8的形状，在满足该条件式规定的范围内，随着超薄广角化发展，有利于补正轴外画角的像差等问题。
即当满足上述关系时，使得摄像光学镜头10实现了在具有良好光学性能的同时，还能满足大光圈、广角化、超薄化的设计要求；根据该摄像光学镜头10的特性，该摄像光学镜头10尤其适用于由高像素用的CCD、CMOS等摄像元件构成的手机摄像镜头组件和WEB摄像镜头。
此外，本发明提供的摄像光学镜头10中，各透镜的表面可以设置为非球面，非球面可以容易制作成球面以外的形状，获得较多的控制变数，用以消减像差，进而缩减透镜使用的数目，因此可以有效降低本发明摄像光学镜头10的总长度。本发明实施例中，各个透镜的物侧面和像侧面均为非球面。
下面将用实例进行说明本发明的摄像光学镜头10。各实例中所记载的符号如下所示。焦距、轴上距离、曲率半径、轴上厚度、反曲点位置、驻点位置的单位为mm。
TTL：光学总长(第一透镜L1的物侧面到成像面的轴上距离)，单位为mm。
优选的，透镜的物侧面和/或像侧面上还可以设置有反曲点和/或驻点，以满足高品质的成像需求，具体的可实施方案，参下。
图1是实施方式一中摄像光学镜头10的结构示意图。以下示出了本发明实施方式一中摄像光学镜头10的设计数据。
表1、表2示出本发明第一实施方式的摄像光学镜头10的设计数据。需要说明的是，本实施方式中，距离、半径和中心厚度的单位为毫米(mm)。
【表1】
Figure PCTCN2019103596-appb-000001
Figure PCTCN2019103596-appb-000002
上表中各符号的含义如下。
R：光学面的曲率半径；
S1：光圈；
R1：第一透镜L1的物侧面的曲率半径；
R2：第一透镜L1的像侧面的曲率半径；
R3：第二透镜L2的物侧面的曲率半径；
R4：第二透镜L2的像侧面的曲率半径；
R5：第三透镜L3的物侧面的曲率半径；
R6：第三透镜L3的像侧面的曲率半径；
R7：第四透镜L4的物侧面的曲率半径；
R8：第四透镜L4的像侧面的曲率半径；
R9：第五透镜L5的物侧面的曲率半径；
R10：第五透镜L5的像侧面的曲率半径；
R11:第六透镜L6的物侧面的曲率半径；
R12:第六透镜L6的像侧面的曲率半径；
R13:第七透镜L7的物侧面的曲率半径；
R14:第七透镜L7的像侧面的曲率半径；
R15:第八透镜L8的物侧面的曲率半径；
R16:第八透镜L8的像侧面的曲率半径；
R17:光学过滤片GF的物侧面的曲率半径；
R18:光学过滤片GF的像侧面的曲率半径；
d：透镜的轴上厚度或相邻透镜之间的轴上距离；
d0:光圈S1到第一透镜L1的物侧面的轴上距离；
d1：第一透镜L1的轴上厚度；
d2：第一透镜L1的像侧面到第二透镜L2的物侧面的轴上距离；
d3：第二透镜L2的轴上厚度；
d4：第二透镜L2的像侧面到第三透镜L3的物侧面的轴上距离；
d5：第三透镜L3的轴上厚度；
d6：第三透镜L3的像侧面到第四透镜L4的物侧面的轴上距离；
d7：第四透镜L4的轴上厚度；
d8：第四透镜L4的像侧面到第五透镜L5的物侧面的轴上距离；
d9：第五透镜L5的轴上厚度；
d10：第五透镜L5的像侧面到第六透镜L6的物侧面的轴上距离；
d11：第六透镜L6的轴上厚度；
d12：第六透镜L6的像侧面到第七透镜L7的物侧面的轴上距离；
d13：第七透镜L7的轴上厚度；
d14：第七透镜L7的像侧面到第八透镜L8的物侧面的轴上距离；
d15：第八透镜L8的轴上厚度；
d16：第八透镜L8的像侧面到光学过滤片GF的物侧面的轴上距离；
d17：光学过滤片GF的轴上厚度；
d18：光学过滤片GF的像侧面到像面S i的轴上距离；
nd：d线的折射率；
nd1：第一透镜L1的折射率；
nd2：第二透镜L2的折射率；
nd3：第三透镜L3的折射率；
nd4：第四透镜L4的折射率；
nd5：第五透镜L5的折射率；
nd6：第六透镜L6的折射率；
nd7：第七透镜L7的折射率；
nd8：第八透镜L8的折射率；
ndg：光学过滤片GF的折射率；
vd:阿贝数；
v1：第一透镜L1的阿贝数；
v2：第二透镜L2的阿贝数；
v3：第三透镜L3的阿贝数；
v4：第四透镜L4的阿贝数；
v5：第五透镜L5的阿贝数；
v6：第六透镜L6的阿贝数；
v7第七透镜L7的阿贝数；
v8第八透镜L8的阿贝数；
vg：光学过滤片GF的阿贝数。
【表2】
Figure PCTCN2019103596-appb-000003
在表2中，k是圆锥系数，A4、A6、A8、A10、A12、A14、A16、A18、A19、A20是非球面系数。
需要说明的是，本实施方式中各透镜的非球面优选的使用下述条件式的非曲面，但是，下述条件式的具体形式仅为一个示例，实际上，并不限于条件式中表示的非球面多项式形式。
Y＝(x 2/R)/{1+[1-(1+k)(x 2/R 2)] 1/2}+A 4x 4+A 6x 6+A 8x 8+A 10x 10+A 12x 12+A 14x 14+A 16x 16+A 18x 18+A 20x 20
表3、表4示出本发明实施例的摄像光学镜头10中各透镜的反曲点以及驻点设计数据。其中，P1R1、P1R2分别代表第一透镜L1的物侧面和像侧面，P2R1、P2R2分别代表第二透镜L2的物侧面和像侧面，P3R1、P3R2分别代表第三透镜L3的物侧面和像侧面，P4R1、P4R2分别代表第四透镜L4的物侧面和 像侧面，P5R1、P5R2分别代表第五透镜L5的物侧面和像侧面，P6R1、P6R2分别代表第六透镜L6的物侧面和像侧面，P7R1、P7R2分别代表第七透镜L7的物侧面和像侧面，P8R1、P8R2分别代表第八透镜L8的物侧面和像侧面。“反曲点位置”栏位对应数据为各透镜表面所设置的反曲点到摄像光学镜头10光轴的垂直距离。“驻点位置”栏位对应数据为各透镜表面所设置的驻点到摄像光学镜头10光轴的垂直距离。
【表3】
  反曲点个数 反曲点位置1 反曲点位置2 反曲点位置3
P1R1 0      
P1R2 0      
P2R1 0      
P2R2 0      
P3R1 0      
P3R2 2 0.935 1.365  
P4R1 1 1.805    
P4R2 1 0.145    
P5R1 1 0.565    
P5R2 2 0.495 2.315  
P6R1 1 2.675    
P6R2 2 2.765 3.065  
P7R1 2 1.085 3.175  
P7R2 2 1.275 4.675  
P8R1 2 2.275 6.105  
P8R2 3 0.615 5.345 6.305
【表4】
Figure PCTCN2019103596-appb-000004
Figure PCTCN2019103596-appb-000005
图2、图3分别示出了波长为436nm、486nm、546nm、587nm和656nm的光经过实施方式一的摄像光学镜头10后的轴向像差以及倍率色差示意图。图4则示出了，波长为546nm的光经过实施方式一的摄像光学镜头10后的场曲及畸变示意图。图4的场曲S是弧矢方向的场曲，T是子午方向的场曲。
后出现的表17示出各实施方式一、二、三、四中各种数值与条件式中已规定的参数所对应的值。
如表13所示，第一实施方式满足各条件式。
在本实施方式中，摄像光学镜头10的入瞳直径为4.662mm，全视场像高为8.000mm，对角线方向的视场角为80.00°，使得所述摄像光学镜头10广角化、超薄化、大光圈，其轴上、轴外色像差充分补正，且具有优秀的光学特征。
以下为实施方式二：
图5是实施方式二中摄像光学镜头20的结构示意图，实施方式二与实施方式一基本相同，以下列表中符号含义与实施方式一也相同，故对于相同的部分此处不再赘述，以下仅列出不同点。
表5、表6示出本发明实施方式二的摄像光学镜头20的设计数据。
【表5】
Figure PCTCN2019103596-appb-000006
Figure PCTCN2019103596-appb-000007
【表6】
Figure PCTCN2019103596-appb-000008
表7、表8示出本发明实施例的摄像光学镜头20中各透镜的反曲点及驻点设计数据。
【表7】
  反曲点个数 反曲点位置1 反曲点位置2 反曲点位置3 反曲点位置4
P1R1 0        
P1R2 0        
P2R1 1 2.125      
P2R2 0        
P3R1 2 0.665 1.725    
P3R2 2 0.455 1.845    
P4R1 2 0.465 2.055    
P4R2 2 0.515 2.165    
P5R1 2 0.635 2.385    
P5R2 1 2.325      
P6R1 4 0.605 0.855 2.695 2.985
P6R2 2 2.785 3.175    
P7R1 4 1.135 3.205 3.945 4.225
P7R2 2 1.415 4.775    
P8R1 3 2.565 5.775 6.045  
P8R2 3 0.635 5.285 5.985  
【表8】
Figure PCTCN2019103596-appb-000009
Figure PCTCN2019103596-appb-000010
图6、图7分别示出了波长为436nm、486nm、546nm、587nm和656nm的光经过实施方式二的摄像光学镜头20后的轴向像差以及倍率色差示意图。图8则示出了，波长为546nm的光经过实施方式二的摄像光学镜头20后的场曲及畸变示意图。图8的场曲S是弧矢方向的场曲，T是子午方向的场曲。
如表17所示，第二实施方式满足各条件式。
在本实施方式中，摄像光学镜头20的入瞳直径为4.622mm，全视场像高为8.000mm，对角线方向的视场角为80.00°，使得所述摄像光学镜头20广角化、超薄化、大光圈，其轴上、轴外色像差充分补正，且具有优秀的光学特征。
以下为实施方式三：
图9是实施方式三中摄像光学镜头30的结构示意图，实施方式三与实施方式一基本相同，以下列表中符号含义与实施方式一也相同，故对于相同的部分此处不再赘述，以下仅列出不同点。
表9、表10示出本发明实施方式三的摄像光学镜头30的设计数据。
【表9】
Figure PCTCN2019103596-appb-000011
Figure PCTCN2019103596-appb-000012
【表10】
Figure PCTCN2019103596-appb-000013
表11、表12示出本发明实施例的摄像光学镜头30中各透镜的反曲点及驻点设计数据。
【表11】
Figure PCTCN2019103596-appb-000014
Figure PCTCN2019103596-appb-000015
【表12】
  驻点个数 驻点位置1
P1R1 0  
P1R2 0  
P2R1 0  
P2R2 0  
P3R1 1 2.235
P3R2 0  
P4R1 1 0.745
P4R2 1 0.975
P5R1 1 1.065
P5R2 0  
P6R1 0  
P6R2 0  
P7R1 1 2.255
P7R2 1 2.785
P8R1 0  
P8R2 1 1.235
图10、图11分别示出了波长为436nm、486nm、546nm、587nm和656nm的光经过实施方式三的摄像光学镜头30后的轴向像差以及倍率色差示意图。图12则示出了，波长为546nm的光经过实施方式三的摄像光学镜头30后的场曲及畸 变示意图。图12的场曲S是弧矢方向的场曲，T是子午方向的场曲。
如表17所示，第三实施方式满足各条件式。
在本实施方式中，所述摄像光学镜头30的入瞳直径为5.575mm，全视场像高为8.000mm，对角线方向的视场角为80.00°，使得所述摄像光学镜头30广角化、超薄化、大光圈，其轴上、轴外色像差充分补正，且具有优秀的光学特征。
以下为实施方式四：
图13是实施方式四中摄像光学镜头40的结构示意图，实施方式四与实施方式一基本相同，以下列表中符号含义与实施方式一也相同，故对于相同的部分此处不再赘述，以下仅列出不同点。
表13、表14示出本发明实施方式四的摄像光学镜头40的设计数据。
【表13】
Figure PCTCN2019103596-appb-000016
【表14】
Figure PCTCN2019103596-appb-000017
表15、表16示出本发明实施例的摄像光学镜头40中各透镜的反曲点及驻点设计数据。
【表15】
Figure PCTCN2019103596-appb-000018
Figure PCTCN2019103596-appb-000019
【表16】
  驻点个数 驻点位置1
P1R1 0  
P1R2 0  
P2R1 0  
P2R2 0  
P3R1 0  
P3R2 0  
P4R1 0  
P4R2 0  
P5R1 1 1.185
P5R2 1 1.075
P6R1 0  
P6R2 0  
P7R1 1 1.795
P7R2 1 2.215
P8R1 1 5.745
P8R2 1 1.025
图14、图15分别示出了波长为436nm、486nm、546nm、587nm和656nm的光经过实施方式四的摄像光学镜头40后的轴向像差以及倍率色差示意图。图16则示出了，波长为546nm的光经过实施方式四的摄像光学镜头40后的场曲及畸变示意图。图16的场曲S是弧矢方向的场曲，T是子午方向的场曲。
如表17所示，第四实施方式满足各条件式。
在本实施方式中，所述摄像光学镜头40的入瞳直径为4.664mm，全视场像高为8.000mm，对角线方向的视场角为80.00°，使得所述摄像光学镜头40广角化、超薄化、大光圈，其轴上、轴外色像差充分补正，且具有优秀的光学特 征。
下述表17根据上述条件式列出了实施方式一、实施方式二、实施方式三中以及实施方式四的部分条件式的数值，以及其他相关参数的取值。
【表17】
  实施例1 实施例2 实施例3 实施例4
f1/f 0.71 0.80 0.92 0.97
f4/f -19.30 -14.22 -6.25 -3.70
f5/f 4.46 3.63 2.96 2.62
f 8.998 8.921 8.921 9.001
f1 6.424 7.108 8.200 8.730
f2 -12.602 -18.769 -30.112 -20.989
f3 69.521 229.920 361.351 31.575
f4 -173.642 -126.877 -55.771 -33.301
f5 40.129 32.395 26.388 23.604
f6 -79.263 -22.283 -21.637 -3709.083
f7 24.638 13.384 11.741 28.747
f8 -7.029 -7.327 -7.532 -7.112
f12 10.720 10.116 10.275 12.975
FNO 1.93 1.93 1.60 1.93
其中，FNO为摄像光学镜头的光圈F数。
以上的仅是本发明的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本发明创造构思的前提下，还可以做出改进，但这些均属于本发明的保护范围。

Claims (11)

  1. 一种摄像光学镜头，其特征在于，所述摄像光学镜头，由物侧至像侧依序包括：第一透镜、第二透镜、第三透镜、第四透镜、第五透镜、第六透镜、第七透镜以及第八透镜；所述第一透镜具有正屈折力，所述第二透镜具有负屈折力，所述第三透镜具有正屈折力，所述第四透镜具有负屈折力，所述第五透镜具有正屈折力，所述第六透镜具有负屈折力，所述第七透镜具有正屈折力，所述第八透镜具有负屈折力；
    所述摄像光学镜头的焦距为f，所述第一透镜的焦距为f1，所述第四透镜的焦距为f4，所述第五透镜的焦距为f5，满足下列关系式：
    0.70≤f1/f≤1.00；
    -20.00≤f4/f≤-3.50；
    2.30≤f5/f≤4.50。
  2. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第六透镜物侧面的曲率半径为R11，所述第六透镜的像侧面的曲率半径为R12，满足下列关系式：
    (R11+R12)/(R11-R12)≤-1.00。
  3. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第五透镜的轴上厚度为d9，所述第五透镜的像侧面到所述第六透镜的物侧面的轴上距离为d10，满足下列关系式：
    1.50≤d10/d9≤3.30。
  4. 根据权利要求1所述的摄像光学镜头，其特征在于：所述摄像光学镜头的光学总长为TTL，所述第一透镜的轴上厚度为d1，所述第一透镜物侧面的曲率半径为R1，所述第一透镜的像侧面的曲率半径为R2，满足下列关系式：
    0.06≤d1/TTL≤0.24；
    -4.50≤(R1+R2)/(R1-R2)≤-0.93。
  5. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第二透镜的焦距为f2，所述摄像光学镜头的光学总长为TTL，所述第二透镜的轴上厚度为d3，所述第二透镜物侧面的曲率半径为R3，所述第二透镜的像侧面的曲率半径为R4，满足下列关系式：
    0.01≤d3/TTL≤0.05；
    -6.75≤f2/f≤-0.93；
    0.96≤(R3+R4)/(R3-R4)≤7.82。
  6. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第三透镜的焦距为f3，所述摄像光学镜头的光学总长为TTL，所述第三透镜的轴上厚度为d5，所述第三透镜物侧面的曲率半径为R5，所述第三透镜的像侧面的曲率半径为R6，满足下列关系式：
    0.02≤d5/TTL≤0.07；
    1.75≤f3/f≤60.76；
    -21.79≤(R5+R6)/(R5-R6)≤7.89。
  7. 根据权利要求1所述的摄像光学镜头，其特征在于：所述摄像光学镜头的光学总长为TTL，所述第四透镜的轴上厚度为d7，所述第四透镜物侧面的曲率半径为R7，所述第五透镜的像侧面的曲率半径为R8，满足下列关系式：
    0.01≤d7/TTL≤0.07；
    -2.17≤(R7+R8)/(R7-R8)≤16.70。
  8. 根据权利要求1所述的摄像光学镜头，其特征在于：所述摄像光学镜头的光学总长为TTL，所述第五透镜的轴上厚度为d9，所述第五透镜物侧面的曲率半径为R9，所述第五透镜的像侧面的曲率半径为R10，满足下列关系式：
    0.02≤d9/TTL≤0.07；
    -5.65≤(R9+R10)/(R9-R10)≤0.93。
  9. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第六透镜的焦距为f6，所述摄像光学镜头的光学总长为TTL，所述第六透镜的轴上厚度为d11，满足下列关系式：
    0.02≤d11/TTL≤0.08；
    -824.15≤f6/f≤-1.62。
  10. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第七透镜的焦距为f7，所述摄像光学镜头的光学总长为TTL，所述第七透镜的轴上厚度为d13，所述第七透镜物侧面的曲率半径为R13，所述第七透镜的像侧面的曲率半径为R14，满足下列关系式：
    0.03≤d13/TTL≤0.11；
    0.66≤f7/f≤4.79；
    -20.65≤(R13+R14)/(R13-R14)≤-2.69。
  11. 根据权利要求1所述的摄像光学镜头，其特征在于：所述第八透镜的焦距为f8，所述第八透镜的轴上厚度为d15，所述第八透镜物侧面的曲率半径为R15，所述第八透镜的像侧面的曲率半径为R16，满足下列关系式：
    0.02≤d15/TTL≤0.13；
    -1.69≤f8/f≤-0.52；
    -0.97≤(R15+R16)/(R15-R16)≤-0.21。
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Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7416587B2 (ja) 2019-09-03 2024-01-17 東京晨美光学電子株式会社 撮像レンズ
TWI709777B (zh) 2019-11-15 2020-11-11 大立光電股份有限公司 攝像鏡頭組、取像裝置及電子裝置
TWI714368B (zh) 2019-11-27 2020-12-21 大立光電股份有限公司 攝像用光學系統、取像裝置及電子裝置
CN114415344B (zh) * 2019-11-27 2023-03-14 大立光电股份有限公司 摄像用光学系统
CN111077640B (zh) * 2019-12-04 2021-09-28 诚瑞光学(常州)股份有限公司 摄像光学镜头
CN110879459B (zh) * 2019-12-05 2022-01-07 浙江舜宇光学有限公司 光学成像镜头
CN111025559B (zh) * 2019-12-23 2021-09-28 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127884A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127815A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127856A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127881A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127808A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127885A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127847A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127812A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127818A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127871A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021127876A1 (zh) * 2019-12-23 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021128391A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021128394A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
CN111025591B (zh) * 2019-12-28 2022-03-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
CN111142228B (zh) * 2019-12-28 2021-09-24 诚瑞光学(常州)股份有限公司 摄像光学镜头
CN110908089B (zh) * 2019-12-28 2021-09-24 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021128398A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021128395A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021128390A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
WO2021128392A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头
JP6754541B1 (ja) * 2020-03-25 2020-09-16 エーエーシー オプティックス ソリューションズ ピーティーイー リミテッド 撮像レンズ
JP7555754B2 (ja) * 2020-08-04 2024-09-25 東京晨美光学電子株式会社 撮像レンズ
KR102448465B1 (ko) * 2020-09-24 2022-09-28 (주)코아시아옵틱스 초고화소 모바일 광학계
CN112180541B (zh) * 2020-09-29 2022-05-31 常州市瑞泰光电有限公司 摄像光学镜头
CN112180545B (zh) * 2020-09-29 2022-04-29 常州市瑞泰光电有限公司 摄像光学镜头
CN112180543B (zh) * 2020-09-29 2021-12-14 常州市瑞泰光电有限公司 摄像光学镜头
CN112230380B (zh) * 2020-10-30 2021-10-01 诚瑞光学(苏州)有限公司 摄像光学镜头
TWI768898B (zh) 2021-05-14 2022-06-21 大立光電股份有限公司 取像光學鏡片系統、取像裝置及電子裝置
CN113267879B (zh) * 2021-05-27 2022-11-04 浙江舜宇光学有限公司 光学成像镜头
CN113433656B (zh) * 2021-06-11 2023-11-07 江西欧菲光学有限公司 一种成像系统、镜头模组及电子设备
CN113467048A (zh) * 2021-06-29 2021-10-01 江西晶浩光学有限公司 光学镜头、摄像模组及电子设备
CN113589483B (zh) * 2021-08-03 2023-03-21 浙江舜宇光学有限公司 光学成像镜头
TWI847165B (zh) * 2021-08-04 2024-07-01 南韓商三星電機股份有限公司 光學成像系統
KR102899063B1 (ko) * 2021-08-04 2025-12-12 삼성전기주식회사 촬상 광학계
US12443009B2 (en) * 2021-11-26 2025-10-14 Samsung Electro-Mechanics Co., Ltd. Optical imaging system
KR102933571B1 (ko) * 2021-11-26 2026-03-04 삼성전기주식회사 촬상 광학계
KR102815921B1 (ko) * 2021-11-29 2025-06-04 삼성전기주식회사 촬상 광학계
KR102802133B1 (ko) * 2021-12-08 2025-05-02 삼성전기주식회사 촬상 광학계
CN114114641B (zh) * 2021-12-28 2024-11-22 玉晶光电(厦门)有限公司 光学成像镜头
CN116774377B (zh) * 2022-03-10 2024-12-24 华为技术有限公司 一种电子设备
KR20230162390A (ko) * 2022-05-20 2023-11-28 엘지이노텍 주식회사 광학계 및 이를 포함하는 카메라 모듈
CN116224549A (zh) * 2022-07-21 2023-06-06 三星电机株式会社 成像透镜系统
CN116466475B (zh) * 2023-06-19 2023-09-26 协益电子（苏州）有限公司 一种光学镜头及具有其的驾驶工具
CN116974043A (zh) * 2023-06-28 2023-10-31 辰瑞光学(苏州)有限公司 摄像光学镜头
WO2026049288A1 (ko) * 2024-08-29 2026-03-05 삼성전자 주식회사 카메라 모듈 및 그를 포함하는 전자 장치

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201730619A (zh) * 2016-02-26 2017-09-01 亞太精密工業（深圳）有限公司 廣角鏡頭
CN109061838A (zh) * 2018-09-12 2018-12-21 广东旭业光电科技股份有限公司 一种光学成像镜头及电子设备
US20180372998A1 (en) * 2017-06-23 2018-12-27 Ability Enterprise Co., Ltd Optical lens and electronic device using the same
CN109407267A (zh) * 2017-08-18 2019-03-01 大立光电股份有限公司 影像撷取光学系统组、取像装置及电子装置
CN109471241A (zh) * 2015-08-11 2019-03-15 大立光电股份有限公司 影像撷取镜片组及取像装置
CN208607420U (zh) * 2018-07-26 2019-03-15 浙江舜宇光学有限公司 光学成像镜头
CN109765679A (zh) * 2019-03-29 2019-05-17 广东旭业光电科技股份有限公司 光学成像镜头及电子设备
CN209102995U (zh) * 2018-11-16 2019-07-12 浙江舜宇光学有限公司 光学成像透镜组

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS593725B2 (ja) * 1978-01-27 1984-01-25 旭光学工業株式会社 レトロフオ−カス型広角写真レンズ
JP5616535B2 (ja) * 2011-11-09 2014-10-29 富士フイルム株式会社 撮像レンズおよび撮像装置
CN103917907B (zh) * 2011-11-09 2016-05-18 富士胶片株式会社 摄像透镜及摄像装置
JP2013235239A (ja) * 2012-04-12 2013-11-21 Konica Minolta Inc マクロレンズおよび撮像装置
JP6478903B2 (ja) * 2015-12-21 2019-03-06 カンタツ株式会社 撮像レンズ
CN108107545B (zh) * 2017-09-29 2020-02-04 玉晶光电(厦门)有限公司 光学成像镜头
US10962742B2 (en) * 2017-10-24 2021-03-30 Zhejiang Sunny Optical Co., Ltd. Optical imaging lens assembly
WO2019091170A1 (zh) * 2017-11-10 2019-05-16 浙江舜宇光学有限公司 摄像透镜组
CN207557562U (zh) * 2017-11-29 2018-06-29 浙江舜宇光学有限公司 光学成像镜头
CN118295106A (zh) * 2017-12-29 2024-07-05 玉晶光电(厦门)有限公司 光学成像镜头
CN108254890A (zh) * 2017-12-29 2018-07-06 玉晶光电(厦门)有限公司 光学成像镜头
CN115561882B (zh) * 2017-12-29 2026-04-17 玉晶光电(厦门)有限公司 光学成像镜头
CN111061042A (zh) * 2017-12-29 2020-04-24 玉晶光电(厦门)有限公司 光学成像镜头
JP6653111B2 (ja) * 2018-05-07 2020-02-26 カンタツ株式会社 撮像レンズ
TWI684024B (zh) * 2018-07-04 2020-02-01 大立光電股份有限公司 攝影光學鏡組、取像裝置及電子裝置
CN108646394B (zh) * 2018-07-26 2023-04-28 浙江舜宇光学有限公司 光学成像镜头
TWI684807B (zh) * 2019-06-14 2020-02-11 大立光電股份有限公司 光學透鏡系統、取像裝置及電子裝置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109471241A (zh) * 2015-08-11 2019-03-15 大立光电股份有限公司 影像撷取镜片组及取像装置
TW201730619A (zh) * 2016-02-26 2017-09-01 亞太精密工業（深圳）有限公司 廣角鏡頭
US20180372998A1 (en) * 2017-06-23 2018-12-27 Ability Enterprise Co., Ltd Optical lens and electronic device using the same
CN109407267A (zh) * 2017-08-18 2019-03-01 大立光电股份有限公司 影像撷取光学系统组、取像装置及电子装置
CN208607420U (zh) * 2018-07-26 2019-03-15 浙江舜宇光学有限公司 光学成像镜头
CN109061838A (zh) * 2018-09-12 2018-12-21 广东旭业光电科技股份有限公司 一种光学成像镜头及电子设备
CN209102995U (zh) * 2018-11-16 2019-07-12 浙江舜宇光学有限公司 光学成像透镜组
CN109765679A (zh) * 2019-03-29 2019-05-17 广东旭业光电科技股份有限公司 光学成像镜头及电子设备

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