WO2021237779A1 - 摄像光学镜头 - Google Patents

摄像光学镜头 Download PDF

Info

Publication number
WO2021237779A1
WO2021237779A1 PCT/CN2020/094521 CN2020094521W WO2021237779A1 WO 2021237779 A1 WO2021237779 A1 WO 2021237779A1 CN 2020094521 W CN2020094521 W CN 2020094521W WO 2021237779 A1 WO2021237779 A1 WO 2021237779A1
Authority
WO
WIPO (PCT)
Prior art keywords
lens
imaging optical
optical lens
ttl
object side
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2020/094521
Other languages
English (en)
French (fr)
Inventor
新田耕二
张磊
崔元善
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AAC Optics Changzhou Co Ltd
Original Assignee
AAC Optics Changzhou Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AAC Optics Changzhou Co Ltd filed Critical AAC Optics Changzhou Co Ltd
Publication of WO2021237779A1 publication Critical patent/WO2021237779A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • 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
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—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
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/146—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having more than five groups
    • G02B15/1461—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having more than five groups the first group being positive
    • 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
    • G02B27/0012—Optical design, e.g. procedures, algorithms, optimisation routines
    • 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 -
    • G02B9/62—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having six components only

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 coupled devices (CCD) or complementary metal oxide semiconductor devices (Complementary Metal).
  • CCD photosensitive coupled devices
  • CMOS Sensor complementary metal oxide semiconductor devices
  • the pixel size of photosensitive devices has been reduced.
  • 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 pixel area of photosensitive devices continues to shrink and the system's requirements for image quality continue to increase, five-element and six-element lens structures have gradually appeared in the lens.
  • the common six-element lens already has good optical performance, its optical power, lens pitch and lens shape settings are still unreasonable, resulting in the lens structure having good optical performance while being unable to Meet the design requirements of large aperture, wide-angle, and ultra-thin.
  • the object of the present invention is to provide an imaging optical lens that has good optical performance while meeting the design requirements of large aperture, wide-angle, and ultra-thinness.
  • an embodiment of the present invention provides an imaging optical lens.
  • the imaging optical lens includes, in order from the object side to the image side, a first lens with a positive refractive power, and a second lens with a negative refractive power.
  • the on-axis thickness of the first lens is d1
  • the on-axis distance from the image side of the first lens to the object side of the second lens is d2
  • the on-axis thickness of the second lens is d3
  • the on-axis thickness of the fifth lens is d9
  • the on-axis distance from the image side of the fifth lens to the object side of the sixth lens is d10
  • the on-axis thickness of the sixth lens is d11
  • the fifth The curvature radius of the object side surface of the lens is R9
  • the curvature radius of the object side surface of the sixth lens is R11
  • the object side surface of the first lens is convex at the paraxial position, and the image side surface of the first lens is concave at the paraxial position;
  • the focal length of the imaging optical lens is f
  • 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 The total optical length of the camera optical lens is TTL and satisfies the following relationship:
  • the imaging optical lens satisfies the following relationship:
  • the object side surface of the second lens is convex at the paraxial position, and the image side surface of the second lens is concave at the paraxial position;
  • the focal length of the imaging optical lens is f
  • 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 The total optical length of the camera optical lens is TTL and satisfies the following relationship:
  • the imaging optical lens satisfies the following relationship:
  • the object side surface of the third lens is convex at the paraxial position, and the image side surface of the third lens is concave at the paraxial position;
  • the focal length of the imaging optical lens is f
  • 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.
  • the axial thickness of the third lens is d5
  • the total optical length of the imaging optical lens is TTL, and the following relationship is satisfied:
  • the imaging optical lens satisfies the following relationship:
  • the focal length of the imaging optical lens is f
  • 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 imaging optical lens is TTL, and the following relationship is satisfied:
  • the imaging optical lens satisfies the following relationship:
  • the object side surface of the fifth lens is concave at the paraxial position, and the image side surface is convex at the paraxial position;
  • the focal length of the imaging optical lens is f
  • the focal length of the fifth lens is f5
  • the radius of curvature of the image side surface of the fifth lens is R10
  • the total optical length of the imaging optical lens is TTL, and the following relationship is satisfied :
  • the imaging optical lens satisfies the following relationship:
  • the object side surface of the sixth lens is convex at the paraxial position, and the image side surface of the sixth lens is concave at the paraxial position;
  • 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 image side surface of the sixth lens is R12
  • the total optical length of the imaging optical lens is TTL, and the following relationship is satisfied :
  • the imaging optical lens satisfies the following relationship:
  • the focal length of the imaging optical lens is f
  • the combined focal length of the first lens and the second lens is f12
  • the imaging optical lens satisfies the following relationship:
  • the total optical length TTL of the imaging optical lens is less than or equal to 7.15 mm.
  • the total optical length TTL of the imaging optical lens is less than or equal to 6.82 mm.
  • the aperture value FNO of the imaging optical lens is less than or equal to 1.99.
  • the aperture value FNO of the imaging optical lens is less than or equal to 1.95.
  • the imaging optical lens according to the present invention has excellent optical characteristics, and has the characteristics of large aperture, wide-angle, and ultra-thin. It is especially suitable for high-pixel CCD, CMOS and other imaging elements. Mobile phone camera lens assembly 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: an aperture S1, a first lens L1, a second lens L2, a third lens L3, a fourth lens L4, a fifth lens L5, and a sixth lens. Lens L6.
  • Optical elements such as an optical filter GF may be provided between the sixth lens L6 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 negative refractive power
  • the fourth lens L4 has positive refractive power
  • the fifth lens L5 has positive refractive power
  • the sixth lens L6 has negative refractive power.
  • 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 It is made of plastic.
  • the on-axis thickness of the first lens L1 as d1
  • the on-axis distance from the image side of the first lens L1 to the object side of the second lens L2 as d2
  • the on-axis thickness of the second lens L2 as d3, satisfying the following relationship: 3.00 ⁇ (d1+d2)/d3 ⁇ 4.00.
  • the sensitivity of the imaging optical lens 10 to the decentering of the second lens L2 can be reduced.
  • the on-axis thickness of the fifth lens L5 as d9
  • the on-axis distance from the image side of the fifth lens L5 to the object side of the sixth lens L6 as d10
  • the on-axis thickness of the sixth lens L6 as d11, satisfying the following relationship: 1.50 ⁇ (d9+d10)/d11 ⁇ 3.00.
  • the sensitivity of the imaging optical lens 10 to the eccentricity of the sixth lens L6 can be reduced.
  • the radius of curvature of the object side surface of the fifth lens L5 is defined as R9
  • the radius of curvature of the object side surface of the sixth lens L6 is defined as R11, and the following relationship is satisfied: -5.00 ⁇ R9/R11 ⁇ -4.60.
  • the imaging optical lens 10 can be made to have high performance.
  • the object side surface of the first lens L1 is convex at the paraxial position, and the image side surface is concave at the paraxial position.
  • the focal length of the imaging optical lens 10 is f
  • the focal length of the first lens L1 is f1
  • the following relationship is satisfied: 0.40 ⁇ f1/f ⁇ 1.23.
  • This relational expression specifies the ratio of the focal length f1 of the first lens L1 to the total focal length f of the system.
  • the first lens L1 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 and wide-angle lenses.
  • 0.65 ⁇ f1/f ⁇ 0.98 is satisfied.
  • the radius of curvature of the object side surface of the first lens L1 as R1 and the radius of curvature of the image side surface of the first lens L1 as R2, satisfying the following relationship: -3.45 ⁇ (R1+R2)/(R1-R2) ⁇ -1.11.
  • it satisfies -2.16 ⁇ (R1+R2)/(R1-R2) ⁇ -1.39.
  • the axial thickness of the first lens L1 is d1, which defines the total optical length of the imaging optical lens 10 as TTL, which satisfies the following relationship: 0.07 ⁇ d1/TTL ⁇ 0.21. Within the range of the relational formula, it is conducive to achieving ultra-thinness. Preferably, 0.11 ⁇ d1/TTL ⁇ 0.16 is satisfied.
  • the object side surface of the second lens L2 is convex at the paraxial position, and the image side surface is concave at the paraxial position.
  • the focal length of the imaging optical lens is f
  • the focal length of the second lens L2 is defined as f2, which satisfies the following relationship: -4.26 ⁇ f2/f ⁇ -1.30.
  • the curvature radius of the object side surface of the second lens L2 is defined as R3, and the curvature radius of the image side surface of the second lens L2 is defined as R4, which satisfies the following relationship: 1.70 ⁇ (R3+R4)/(R3-R4) ⁇ 5.50.
  • This relational expression defines the shape of the second lens L2. When it is within the range, as the lens becomes ultra-thin and wide-angle, it is beneficial to correct the problem of axial chromatic aberration. Preferably, 2.72 ⁇ (R3+R4)/(R3-R4) ⁇ 4.40 is satisfied.
  • the on-axis thickness of the second lens L2 is d3, and the total optical length of the imaging optical lens 10 is TTL, which satisfies the following relationship: 0.02 ⁇ d3/TTL ⁇ 0.07. Within the range of the relational formula, it is conducive to achieving ultra-thinness. Preferably, 0.03 ⁇ d3/TTL ⁇ 0.06 is satisfied.
  • the object side surface of the third lens L3 is convex at the paraxial position, and the image side surface is concave at the paraxial position.
  • the focal length of the imaging optical lens 10 is f
  • the focal length of the third lens L3 is defined as f3, which satisfies the following relationship: -51.10 ⁇ f3/f ⁇ 53.81.
  • the system has better imaging quality and Lower sensitivity.
  • -31.94 ⁇ f3/f ⁇ 43.05 is satisfied.
  • 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, satisfying the following relationship: -40.26 ⁇ (R5+R6)/(R5-R6) ⁇ 15.78.
  • Effective control of the shape of the third lens L3 facilitates the molding of the third lens L3, and avoids poor molding and stress generation due to excessive surface curvature of the third lens L3.
  • -25.16 ⁇ (R5+R6)/(R5-R6) ⁇ 12.62 is satisfied.
  • the on-axis thickness of the third lens L3 is defined as d5, and the total optical length of the imaging optical lens 10 is TTL, which satisfies the following relationship: 0.03 ⁇ d5/TTL ⁇ 0.09. Within the range of the relationship, it is beneficial to realize ultra-thinness. Preferably, 0.05 ⁇ d5/TTL ⁇ 0.07 is satisfied.
  • the object side surface of the fourth lens L4 is concave at the paraxial position, and the image side surface is convex at the paraxial position.
  • the focal length of the imaging optical lens 10 is f
  • the focal length of the fourth lens L4 is defined as f4, which satisfies the following relationship: -75.72 ⁇ f4/f ⁇ 273.90.
  • the system has better imaging quality and lower sensitivity.
  • -47.32 ⁇ f4/f ⁇ 219.12 is satisfied.
  • the radius of curvature of the object side surface of the fourth lens L4 is R7
  • the radius of curvature of the image side surface of the fourth lens L4 is R8, and the following relationship is satisfied: -6.41 ⁇ (R7+R8)/(R7-R8) ⁇ 41.85.
  • This relational expression defines the shape of the fourth lens L4. When it 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. Preferably, -4.01 ⁇ (R7+R8)/(R7-R8) ⁇ 33.48 is satisfied.
  • the total optical length of the imaging optical lens 10 is TTL, and the on-axis thickness of the fourth lens L4 is defined as d7, which satisfies the following relationship: 0.03 ⁇ d7/TTL ⁇ 0.09. Within the range of the relationship, it is beneficial to realize ultra-thinness. Preferably, 0.05 ⁇ d7/TTL ⁇ 0.07 is satisfied.
  • the object side surface of the fifth lens L5 is concave at the paraxial position, and the image side surface is convex at the paraxial position.
  • the focal length of the imaging optical lens 10 is f
  • the focal length of the fifth lens L5 is defined as f5, which satisfies the following relationship: 0.74 ⁇ f5/f ⁇ 2.84.
  • the limitation of the fifth lens L5 can effectively make the light angle of the camera lens smooth and reduce the tolerance sensitivity. Preferably, 1.19 ⁇ f5/f ⁇ 2.27 is satisfied.
  • the radius of curvature of the object side surface of the fifth lens L5 is R9, which defines the radius of curvature of the image side surface of the fifth lens L5 as R10, and satisfies the following relationship: 0.71 ⁇ (R9+R10)/(R9-R10) ⁇ 2.39.
  • This relational expression defines the shape of the fifth lens L5.
  • it is beneficial to correct the aberration of the off-axis angle of view.
  • 1.13 ⁇ (R9+R10)/(R9-R10) ⁇ 1.91 is satisfied.
  • the axial thickness of the fifth lens L5 is d9, and the total optical length of the imaging optical lens 10 is TTL, which satisfies the following relationship: 0.06 ⁇ d9/TTL ⁇ 0.24. Within the range of the relationship, it is beneficial to achieve ultra-thinness. Preferably, 0.10 ⁇ d9/TTL ⁇ 0.19 is satisfied.
  • 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 focal length of the overall imaging optical lens 10 is f
  • the focal length of the sixth lens L6 is defined as f6, which satisfies the following relationship: -2.43 ⁇ f6/f ⁇ -0.64.
  • the system has better imaging Quality and low sensitivity.
  • -1.52 ⁇ f6/f ⁇ -0.81 is satisfied.
  • the curvature radius of the object side surface of the sixth lens L6 is R11
  • the curvature radius of the image side surface of the sixth lens L6 is defined as R12
  • the following relationship is satisfied: 1.09 ⁇ (R11+R12)/(R11-R12) ⁇ 3.69.
  • This relational expression defines the shape of the sixth lens L6.
  • the condition 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.
  • 1.75 ⁇ (R11+R12)/(R11-R12) ⁇ 2.95 is satisfied.
  • the axial thickness of the sixth lens L6 is d11, and the total optical length of the imaging optical lens 10 is TTL, which satisfies the following relationship: 0.05 ⁇ d11/TTL ⁇ 0.22. Within the range of the relationship, it is beneficial to realize ultra-thinness. Preferably, 0.07 ⁇ d11/TTL ⁇ 0.17 is satisfied.
  • the overall focal length of the imaging optical lens 10 is f
  • the combined focal length of the first lens L1 and the second lens L2 is defined as f12, which satisfies the following relational expression: 0.57 ⁇ f12/f ⁇ 1.73, within the range of the relational expression,
  • the aberration and distortion of the imaging optical lens 10 can be eliminated, the back focal length of the imaging optical lens 10 can be suppressed, and the miniaturization of the imaging lens system group can be maintained.
  • it satisfies 0.91 ⁇ f12/f ⁇ 1.38.
  • the total optical length TTL of the imaging optical lens 10 is less than or equal to 7.15 mm, which is beneficial to realize ultra-thinness.
  • the total optical length TTL of the imaging optical lens 10 is less than or equal to 6.82 mm.
  • the aperture value FNO of the imaging optical lens 10 is less than or equal to 1.99. Large aperture, good imaging performance. Preferably, the aperture value FNO of the imaging optical lens is less than or equal to 1.95.
  • 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 can meet the design requirements of large aperture, wide-angle, and ultra-thin while having good optical performance. According to the characteristics of the optical lens 10, the optical lens 10 is particularly suitable for high Mobile phone camera lens assembly and WEB camera lens composed of CCD, CMOS and other imaging elements for pixels.
  • 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, and 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), the unit is mm;
  • Aperture value FNO refers to the ratio of the effective focal length of the imaging optical lens to the entrance pupil diameter.
  • 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.
  • 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 at 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 surface 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 the 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 according to the first embodiment of the present invention.
  • k is the conic coefficient
  • A4, A6, A8, A10, A12, A14, A16, A18, A20 are aspherical coefficients.
  • x is the vertical distance between a point on the aspheric curve and the optical axis
  • y is the depth of the aspheric surface (the point on the aspheric surface from the optical axis is x, and the vertical distance between the tangent plane tangent to the vertex on the aspheric optical axis ).
  • 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 and P4R2 represent the object side and image side of the fourth lens L4
  • P5R1 and P5R2 represent the object side and the image side of the fifth lens L5
  • P6R1 and 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 relational expressions.
  • the first embodiment satisfies various relational expressions.
  • the entrance pupil diameter ENPD of the imaging optical lens is 2.885 mm
  • the full-field image height IH is 4.595 mm
  • the diagonal field angle FOV is 78.61°
  • the imaging optical lens 10 satisfies
  • the wide-angle and ultra-thin design requires that the on-axis and off-axis chromatic aberrations are fully corrected, and they have 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.
  • the object side surface of the fourth lens L4 is convex at the paraxial position, and the image side surface is concave at the paraxial position.
  • Table 5 shows design data of the imaging optical lens 20 according to the second embodiment of the present invention.
  • Table 6 shows 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 according to the second 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 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 relational expressions.
  • the entrance pupil diameter ENPD of the imaging optical lens is 2.920 mm
  • the full-field image height IH is 4.595 mm
  • the diagonal field angle FOV is 78.23°
  • the imaging optical lens 20 satisfies
  • the wide-angle and ultra-thin design requires that the on-axis and off-axis chromatic aberrations are fully corrected, and they have 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.
  • the third lens L3 has positive refractive power
  • the fourth lens L4 has negative refractive power
  • 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 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 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 of light with a wavelength of 555 nm after passing through the imaging optical lens 30 of the third embodiment.
  • the entrance pupil diameter ENPD of the imaging optical lens is 2.885mm
  • the full-field image height IH is 4.595mm
  • the diagonal field angle FOV is 77.48°
  • the imaging optical lens 30 satisfies
  • the wide-angle and ultra-thin design requires that the on-axis and off-axis chromatic aberrations are fully corrected, and they have excellent optical characteristics.
  • Example 1 Example 2
  • Example 3 (d1+d2)/d3 3.95 3.05 3.50 (d9+d10)/d11 1.51 2.95 2.20
  • R9/R11 -4.61 -4.95 -4.80 f 5.477 5.550 5.575 f1 4.485 4.522 4.502 f2 -11.656 -11.178 -10.861 f3 -139.920 -78.930 200.000 f4 1000.000 92.733 -211.075 f5 10.372 8.266 9.326 f6 -6.650 -5.370 -5.889 f12 6.252 6.373 6.424 FNO 1.90 1.90 1.93 TTL 6.467 6.493 6.497 FOV 78.61 78.23 77.48 IH 4.595 4.595 4.595 4.595 4.595 4.595 4.595 4.595

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)

Abstract

一种摄像光学镜头（10），该摄像光学镜头（10），自物侧至像侧依序包含：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）及第六透镜（L6）；第一透镜（L1）的轴上厚度为d1，第一透镜（L1）的像侧面到第二透镜（L2）的物侧面的轴上距离为d2，第二透镜（L2）的轴上厚度为d3，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，第六透镜（L6）的轴上厚度为d11，第五透镜（L5）的物侧面的曲率半径为R9，第六透镜（L6）的物侧面的曲率半径为R11，且满足下列关系式：3.00≤（d1+d2）/d3≤4.00；1.50≤（d9+d10）/d11≤3.00；-5.00≤R9/R11≤-4.60。摄像光学镜头（10）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
近年来，随着智能手机的兴起，小型化摄影镜头的需求日渐提高，而一般摄影镜头的感光器件不外乎是感光耦合器件(Charge Coupled Device,CCD)或互补性氧化金属半导体器件(Complementary Metal-Oxide Semiconductor Sensor,CMOS Sensor)两种，且由于半导体制造工艺技术的精进，使得感光器件的像素尺寸缩小，再加上现今电子产品以功能佳且轻薄短小的外型为发展趋势，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三片式或四片式透镜结构。并且，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，五片式、六片式透镜结构逐渐出现在镜头设计当中，常见的六片式透镜虽然已经具有较好的光学性能，但是其光焦度、透镜间距和透镜形状设置仍然具有一定的不合理性，导致透镜结构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。
发明内容
针对上述问题，本发明的目的在于提供一种摄像光学镜头，其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。
为解决上述技术问题，本发明的实施方式提供了一种摄像光学镜头，所述摄像光学镜头，自物侧至像侧依序包含：具有正屈折力的第一透镜，具有负屈折力的第二透镜，第三透镜，第四透镜，具有正屈折力的第五透镜，具有负屈折力的第六透镜；
所述第一透镜的轴上厚度为d1，所述第一透镜的像侧面到所述第二透镜的物侧面的轴上距离为d2，所述第二透镜的轴上厚度为d3，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，所述第六透镜的轴上厚度为d11，所述第五透镜的物侧面的曲率半径为R9，所述第六透镜的物侧面的曲率半径 为R11，且满足下列关系式：
3.00≤(d1+d2)/d3≤4.00；
1.50≤(d9+d10)/d11≤3.00；
-5.00≤R9/R11≤-4.60。
优选地，所述第一透镜的物侧面于近轴处为凸面，其像侧面于近轴处为凹面；
所述摄像光学镜头的焦距为f，所述第一透镜的焦距为f1，所述第一透镜的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，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
0.40≤f1/f≤1.23；
-3.45≤(R1+R2)/(R1-R2)≤-1.11；
0.07≤d1/TTL≤0.21。
优选地，所述摄像光学镜头满足下列关系式：
0.65≤f1/f≤0.98；
-2.16≤(R1+R2)/(R1-R2)≤-1.39；
0.11≤d1/TTL≤0.16。
优选地，所述第二透镜的物侧面于近轴处为凸面，其像侧面于近轴处为凹面；
所述摄像光学镜头的焦距为f，所述第二透镜的焦距为f2，所述第二透镜的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，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
-4.26≤f2/f≤-1.30；
1.70≤(R3+R4)/(R3-R4)≤5.50；
0.02≤d3/TTL≤0.07。
优选地，所述摄像光学镜头满足下列关系式：
-2.66≤f2/f≤-1.62；
2.72≤(R3+R4)/(R3-R4)≤4.40；
0.03≤d3/TTL≤0.06。
优选地，所述第三透镜的物侧面于近轴处为凸面，其像侧面于近轴处为凹面；
所述摄像光学镜头的焦距为f，所述第三透镜的焦距为f3，所述第三透镜的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，所述第三透镜的轴上厚度为d5，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
-51.10≤f3/f≤53.81；
-40.26≤(R5+R6)/(R5-R6)≤15.78；
0.03≤d5/TTL≤0.09。
优选地，所述摄像光学镜头满足下列关系式：
-31.94≤f3/f≤43.05；
-25.16≤(R5+R6)/(R5-R6)≤12.62；
0.05≤d5/TTL≤0.07。
优选地，所述摄像光学镜头的焦距为f，所述第四透镜的焦距为f4，所述第四透镜的物侧面的曲率半径为R7，所述第四透镜的像侧面的曲率半径为R8，所述第四透镜的轴上厚度为d7，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
-75.72≤f4/f≤273.90；
-6.41≤(R7+R8)/(R7-R8)≤41.85；
0.03≤d7/TTL≤0.09。
优选地，所述摄像光学镜头满足下列关系式：
-47.32≤f4/f≤219.12；
-4.01≤(R7+R8)/(R7-R8)≤33.48；
0.05≤d7/TTL≤0.07。
优选地，所述第五透镜的物侧面于近轴处为凹面，其像侧面于近轴处为凸面；
所述摄像光学镜头的焦距为f，所述第五透镜的焦距为f5，所述第五透镜的像侧面的曲率半径为R10，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
0.74≤f5/f≤2.84；
0.71≤(R9+R10)/(R9-R10)≤2.39；
0.06≤d9/TTL≤0.24。
优选地，所述摄像光学镜头满足下列关系式：
1.19≤f5/f≤2.27；
1.13≤(R9+R10)/(R9-R10)≤1.91；
0.10≤d9/TTL≤0.19。
优选地，所述第六透镜的物侧面于近轴处为凸面，所述第六透镜的像侧面于近轴处为凹面；
所述摄像光学镜头的焦距为f，所述第六透镜的焦距为f6，所述第六透镜的像侧面的曲率半径为R12，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
-2.43≤f6/f≤-0.64；
1.09≤(R11+R12)/(R11-R12)≤3.69；
0.05≤d11/TTL≤0.22。
优选地，所述摄像光学镜头满足下列关系式：
-1.52≤f6/f≤-0.81；
1.75≤(R11+R12)/(R11-R12)≤2.95；
0.07≤d11/TTL≤0.17。
优选地，所述摄像光学镜头的焦距为f，所述第一透镜与所述第二透镜的组合焦距为f12，且满足下列关系式：
0.57≤f12/f≤1.73。
优选地，所述摄像光学镜头满足下列关系式：
0.91≤f12/f≤1.38。
优选地，所述摄像光学镜头的光学总长TTL小于或等于7.15毫米。
优选地，所述摄像光学镜头的光学总长TTL小于或等于6.82毫米。
优选地，所述摄像光学镜头的光圈值FNO小于或等于1.99。
优选地，所述摄像光学镜头的光圈值FNO小于或等于1.95。
本发明的有益效果在于：根据本发明的摄像光学镜头具有优秀的光学特性，且具有大光圈、广角化、超薄化的特性，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
为了更清楚地说明本发明实施方式中的技术方案，下面将对实施方式描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施方式，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中：
图1是本发明第一实施方式的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是本发明第二实施方式的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是本发明第三实施方式的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。
具体实施方式
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。
(第一实施方式)
参考附图，本发明提供了一种摄像光学镜头10。图1所示为本发明第一实施方式的摄像光学镜头10，该摄像光学镜头10包括六个透镜。具体的，所述摄像光学镜头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。第六透镜L6和像面Si之间可设置有光学过滤片(filter)GF等光学元件。
在本实施方式中，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具有负屈折力，第四透镜L4具有正屈折力，第五透镜L5具有正屈折力，第六透镜L6具有负屈折力。
在本实施方式中，第一透镜L1为塑料材质，第二透镜L2为塑料材质，第三透镜L3为塑料材质，第四透镜L4为塑料材质，第五透镜L5为塑料材质，第六透镜L6为塑料材质。
定义第一透镜L1的轴上厚度为d1，第一透镜L1的像侧面到第二 透镜L2的物侧面的轴上距离为d2，第二透镜L2的轴上厚度为d3，满足下列关系式：3.00≤(d1+d2)/d3≤4.00。在该关系式规定的范围内时，可以降低摄像光学镜头10对第二透镜L2偏芯的敏感度。
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，第六透镜L6的轴上厚度为d11，满足下列关系式：1.50≤(d9+d10)/d11≤3.00。在该关系式规定的范围内时，可以降低摄像光学镜头10对第六透镜L6偏芯的敏感度。
定义第五透镜L5的物侧面的曲率半径为R9，第六透镜L6的物侧面的曲率半径为R11，满足下列关系式：-5.00≤R9/R11≤-4.60。通过控制第五透镜的物侧面的曲率半径与第六透镜的物侧面的曲率半径的比值，可以防止第五透镜的形态过于弯曲，有利于提升第五透镜的加工成型的工艺性，此外还有利于降低光学成像系统的像差。
当本发明摄像光学镜头10的相关透镜的轴上厚度、相关透镜之间的距离和相关透镜的侧面的曲率半径满足上述关系式时，可以使摄像光学镜头10具有高性能。
本实施方式中，第一透镜L1的物侧面于近轴处为凸面，其像侧面于近轴处为凹面。
定义摄像光学镜头10的焦距为f，第一透镜L1的焦距为f1，满足下列关系式：0.40≤f1/f≤1.23。该关系式规定了第一透镜L1的焦距f1与系统总焦距f的比值。在规定的范围内时，第一透镜L1具有适当的正屈折力，有利于减小系统像差，同时有利于镜头向超薄化、广角化发展。优选地，满足0.65≤f1/f≤0.98。
定义第一透镜L1的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，满足下列关系式：-3.45≤(R1+R2)/(R1-R2)≤-1.11。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。优选地，满足-2.16≤(R1+R2)/(R1-R2)≤-1.39。
第一透镜L1的轴上厚度为d1，定义摄像光学镜头10的光学总长为TTL，满足下列关系式：0.07≤d1/TTL≤0.21。在关系式范围内，有利于实现超薄化。优选地，满足0.11≤d1/TTL≤0.16。
本实施方式中，第二透镜L2的物侧面于近轴处为凸面，其像侧面于近轴处为凹面。
摄像光学镜头的焦距为f，定义第二透镜L2的焦距为f2，满足下列关系式：-4.26≤f2/f≤-1.30。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。优选地，满足-2.66≤f2/f≤-1.62。
定义第二透镜L2物侧面的曲率半径为R3，第二透镜L2像侧面的曲率半径为R4，满足下列关系式：1.70≤(R3+R4)/(R3-R4)≤5.50。该关系式规定了第二透镜L2的形状，在范围内时，随着镜头向超薄广角化发展，有利于补正轴上色像差问题。优选地，满足2.72≤(R3+R4)/(R3-R4)≤4.40。
第二透镜L2的轴上厚度为d3，摄像光学镜头10的光学总长为TTL，满足下列关系式：0.02≤d3/TTL≤0.07。在关系式范围内，有利于实现超薄化。优选地，满足0.03≤d3/TTL≤0.06。
本实施方式中，第三透镜L3的物侧面于近轴处为凸面，其像侧面于近轴处为凹面。
摄像光学镜头10的焦距为f，定义第三透镜L3的焦距为f3，满足下列关系式：-51.10≤f3/f≤53.81，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。优选地，满足-31.94≤f3/f≤43.05。
定义第三透镜L3的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，满足下列关系式：-40.26≤(R5+R6)/(R5-R6)≤15.78。通过有效控制第三透镜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。优选地，满足-25.16≤(R5+R6)/(R5-R6)≤12.62。
定义第三透镜L3的轴上厚度为d5，摄像光学镜头10的光学总长为TTL，满足下列关系式：0.03≤d5/TTL≤0.09，在关系式范围内，有利于实现超薄化。优选地，满足0.05≤d5/TTL≤0.07。
本实施方式中，第四透镜L4的物侧面于近轴处为凹面，其像侧面于近轴处为凸面。
摄像光学镜头10的焦距为f，定义第四透镜L4的焦距为f4，满足下列关系式：-75.72≤f4/f≤273.90。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。优选地，满足-47.32≤f4/f≤219.12。
定义第四透镜L4的物侧面的曲率半径为R7，第四透镜L4的像侧面的曲率半径为R8，且满足下列关系式：-6.41≤(R7+R8)/(R7-R8)≤41.85。该关系式规定了第四透镜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。优选地，满足-4.01≤(R7+R8)/(R7-R8)≤33.48。
摄像光学镜头10的光学总长为TTL，定义第四透镜L4的轴上厚度为d7，满足下列关系式：0.03≤d7/TTL≤0.09，在关系式范围内，有 利于实现超薄化。优选地，满足0.05≤d7/TTL≤0.07。
本实施方式中，第五透镜L5的物侧面于近轴处为凹面，其像侧面于近轴处为凸面。
摄像光学镜头10的焦距为f，定义第五透镜L5的焦距为f5，满足下列关系式：0.74≤f5/f≤2.84。对第五透镜L5的限定可有效的使得摄像镜头的光线角度平缓，降低公差敏感度。优选地，满足1.19≤f5/f≤2.27。
第五透镜L5的物侧面的曲率半径为R9，定义第五透镜L5像侧面的曲率半径为R10，且满足下列关系式：0.71≤(R9+R10)/(R9-R10)≤2.39。该关系式规定了第五透镜L5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。优选地，满足1.13≤(R9+R10)/(R9-R10)≤1.91。
第五透镜L5的轴上厚度为d9，摄像光学镜头10的光学总长为TTL，满足下列关系式：0.06≤d9/TTL≤0.24，在关系式范围内，有利于实现超薄化。优选地，满足0.10≤d9/TTL≤0.19。
本实施方式中，第六透镜L6的物侧面于近轴处为凸面，其像侧面于近轴处为凹面。
整体摄像光学镜头10的焦距为f，定义第六透镜L6的焦距为f6，满足下列关系式：-2.43≤f6/f≤-0.64，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。优选地，满足-1.52≤f6/f≤-0.81。
第六透镜L6物侧面的曲率半径为R11，定义第六透镜L6像侧面的曲率半径为R12，且满足下列关系式：1.09≤(R11+R12)/(R11-R12)≤3.69。该关系式规定了第六透镜L6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。优选地，满足1.75≤(R11+R12)/(R11-R12)≤2.95。
第六透镜L6的轴上厚度为d11，摄像光学镜头10的光学总长为TTL，满足下列关系式：0.05≤d11/TTL≤0.22，在关系式范围内，有利于实现超薄化。优选地，满足0.07≤d11/TTL≤0.17。
本实施方式中，摄像光学镜头10整体的焦距为f，定义第一透镜L1与第二透镜L2的组合焦距为f12，满足下列关系式：0.57≤f12/f≤1.73，在关系式范围内，可消除所述摄像光学镜头10的像差与歪曲，且可压制摄像光学镜头10后焦距，维持影像镜片系统组小型化。优选的，满足0.91≤f12/f≤1.38。
本实施方式中，摄像光学镜头10的光学总长TTL小于或等于7.15毫米，有利于实现超薄化。优选地，摄像光学镜头10的光学总长TTL 小于或等于6.82毫米。
本实施方式中，摄像光学镜头10的光圈值FNO小于或等于1.99。大光圈，成像性能好。优选地，所述摄像光学镜头的光圈值FNO小于或等于1.95。
如此设计，能够使得整体摄像光学镜头10的光学总长TTL尽量变短，维持小型化的特性。
当满足上述关系时，使得摄像光学镜头10具有良好光学性能的同时，能够满足大光圈、广角化、超薄化的设计要求；根据该光学镜头10的特性，该光学镜头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。
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(自第一透镜L1的物侧面到成像面的轴上距离)，单位为mm；
光圈值FNO：是指摄像光学镜头的有效焦距和入瞳直径的比值。
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，参下所述。
表1示出本发明第一实施方式的摄像光学镜头10的设计数据。
【表1】
Figure PCTCN2020094521-appb-000001
其中，各符号的含义如下。
S1：光圈；
R：透镜中心处的曲率半径；
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：光学过滤片GF的物侧面的曲率半径；
R14：光学过滤片GF的像侧面的曲率半径；
d：透镜的轴上厚度、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的像侧面到光学过滤片GF的物侧面的轴上距离；
d13：光学过滤片GF的轴上厚度；
d14：光学过滤片GF的像侧面到像面的轴上距离；
nd：d线的折射率；
nd1：第一透镜L1的d线的折射率；
nd2：第二透镜L2的d线的折射率；
nd3：第三透镜L3的d线的折射率；
nd4：第四透镜L4的d线的折射率；
nd5：第五透镜L5的d线的折射率；
nd6：第六透镜L6的d线的折射率；
ndg：光学过滤片GF的d线的折射率；
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；
vg：光学过滤片GF的阿贝数。
表2示出本发明第一实施方式的摄像光学镜头10中各透镜的非球面数据。
【表2】
Figure PCTCN2020094521-appb-000002
Figure PCTCN2020094521-appb-000003
其中，k是圆锥系数，A4、A6、A8、A10、A12、A14、A16、A18、A20是非球面系数。
y＝(x 2/R)/{1+[1-(k+1)(x 2/R 2)] 1/2}+A4x 4+A6x 6+A8x 8+A10x 10+A12x 12+A14x 14+A16x 16+A18x 18+A20x 20         (1)
其中，x是非球面曲线上的点与光轴的垂直距离，y是非球面深度(非球面上距离光轴为x的点，与相切于非球面光轴上顶点的切面两者间的垂直距离)。
为方便起见，各个透镜面的非球面使用上述公式(1)中所示的非球面。但是，本发明不限于该公式(1)表示的非球面多项式形式。
表3、表4示出本发明第一实施方式的摄像光学镜头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。“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 1 1.425 \ \
P1R2 1 1.095 \ \
P2R1 0 \ \ \
P2R2 0 \ \ \
P3R1 2 0.285 1.115 \
P3R2 2 0.245 1.135 \
P4R1 2 1.085 1.405 \
P4R2 2 1.145 1.555 \
P5R1 2 1.615 2.055 \
P5R2 1 1.935 \ \
P6R1 2 0.405 2.035 \
P6R2 3 0.825 3.735 3.895
【表4】
  驻点个数 驻点位置1 驻点位置2
P1R1 0 \ \
P1R2 1 1.345 \
P2R1 0 \ \
P2R2 0 \ \
P3R1 1 0.505 \
P3R2 2 0.425 1.395
P4R1 0 \ \
P4R2 0 \ \
P5R1 0 \ \
P5R2 0 \ \
P6R1 2 0.785 3.205
P6R2 1 2.155 \
图2、图3分别示出了波长为650nm、555nm、470nm的光经过第一实施方式的摄像光学镜头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555nm的光经过第一实施方式的摄像光学镜头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13示出各实例1、2、3中各种数值与关系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关系式。
在本实施方式中，所述摄像光学镜头的入瞳直径ENPD为2.885mm，全视场像高IH为4.595mm，对角线方向的视场角FOV为78.61°，所述摄像光学镜头10满足广角化、超薄化的设计要求，其轴上、轴外色像差被充分补正，且具有优秀的光学特征。
(第二实施方式)
第二实施方式与第一实施方式基本相同，符号含义与第一实施方式相同，以下只列出不同点。
本实施方式中，第四透镜L4的物侧面于近轴处为凸面，其像侧面于近轴处为凹面。
表5示出本发明第二实施方式的摄像光学镜头20的设计数据。
【表5】
Figure PCTCN2020094521-appb-000004
Figure PCTCN2020094521-appb-000005
表6示出本发明第二实施方式的摄像光学镜头20中各透镜的非球面数据。
【表6】
Figure PCTCN2020094521-appb-000006
表7、表8示出本发明第二实施方式的摄像光学镜头20中各透镜的反曲点以及驻点设计数据。
【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
P1R1 0 \ \ \
P1R2 1 1.205 \ \
P2R1 0 \ \ \
P2R2 0 \ \ \
P3R1 2 0.295 1.095 \
P3R2 2 0.275 1.115 \
P4R1 3 0.135 1.095 1.395
P4R2 3 0.085 1.105 1.545
P5R1 1 1.565 \ \
P5R2 1 2.065 \ \
P6R1 3 0.365 1.975 3.515
P6R2 3 0.715 3.555 3.885
【表8】
  驻点个数 驻点位置1 驻点位置2
P1R1 0 \ \
P1R2 0 \ \
P2R1 0 \ \
P2R2 0 \ \
P3R1 1 0.525 \
P3R2 1 0.495 \
P4R1 1 0.225 \
P4R2 1 0.145 \
P5R1 1 2.085 \
P5R2 1 2.455 \
P6R1 2 0.675 3.235
P6R2 1 1.905  
图6、图7分别示出了波长为650nm、555nm、470nm的光经过第二实施方式的摄像光学镜头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555nm的光经过第二实施方式的摄像光学镜头20后的场曲及畸变示意图。
如表13所示，第二实施方式满足各关系式。
在本实施方式中，所述摄像光学镜头的入瞳直径ENPD为2.920mm，全视场像高IH为4.595mm，对角线方向的视场角FOV为78.23°，所述摄像光学镜头20满足广角化、超薄化的设计要求，其轴上、轴外色像差被充分补正，且具有优秀的光学特征。
(第三实施方式)
第三实施方式与第一实施方式基本相同，符号含义与第一实施方式相同，以下只列出不同点。
本实施方式中，第三透镜L3具有正屈折力，第四透镜L4具有负屈 折力。
表9示出本发明第三实施方式的摄像光学镜头30的设计数据。
【表9】
Figure PCTCN2020094521-appb-000007
表10示出本发明第三实施方式的摄像光学镜头30中各透镜的非球面数据。
【表10】
Figure PCTCN2020094521-appb-000008
表11、表12示出本发明第三实施方式的摄像光学镜头30中各透 镜的反曲点以及驻点设计数据。
【表11】
  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 1 1.305 \ \
P2R1 0 \ \ \
P2R2 0 \ \ \
P3R1 2 0.335 1.105 \
P3R2 2 0.265 1.115 \
P4R1 2 1.095 1.435 \
P4R2 2 1.125 1.535 \
P5R1 1 1.535 \ \
P5R2 1 1.875 \ \
P6R1 2 0.405 2.035 \
P6R2 3 0.775 3.625 3.845
【表12】
  驻点个数 驻点位置1 驻点位置2
P1R1 0 \ \
P1R2 0 \ \
P2R1 0 \ \
P2R2 0 \ \
P3R1 1 0.585 \
P3R2 1 0.455 \
P4R1 0 \ \
P4R2 0 \ \
P5R1 0 \ \
P5R2 0 \ \
P6R1 2 0.765 3.275
P6R2 1 2.045 \
图10、图11分别示出了波长为650nm、555nm、470nm的光经过第三实施方式的摄像光学镜头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555nm的光经过第三实施方式的摄像光学镜头30后的场曲及畸变示意图。
以下表13按照上述关系式列出了本实施方式中对应各关系式的数值。显然，本实施方式的摄像光学系统满足上述的关系式。
在本实施方式中，所述摄像光学镜头的入瞳直径ENPD为2.885mm，全视场像高IH为4.595mm，对角线方向的视场角FOV为 77.48°，所述摄像光学镜头30满足广角化、超薄化的设计要求，其轴上、轴外色像差被充分补正，且具有优秀的光学特征。
【表13】
参数及关系式 实施例1 实施例2 实施例3
(d1+d2)/d3 3.95 3.05 3.50
(d9+d10)/d11 1.51 2.95 2.20
R9/R11 -4.61 -4.95 -4.80
f 5.477 5.550 5.575
f1 4.485 4.522 4.502
f2 -11.656 -11.178 -10.861
f3 -139.920 -78.930 200.000
f4 1000.000 92.733 -211.075
f5 10.372 8.266 9.326
f6 -6.650 -5.370 -5.889
f12 6.252 6.373 6.424
FNO 1.90 1.90 1.93
TTL 6.467 6.493 6.497
FOV 78.61 78.23 77.48
IH 4.595 4.595 4.595
本领域的普通技术人员可以理解，上述各实施方式是实现本发明的具体实施方式，而在实际应用中，可以在形式上和细节上对其作各种改变，而不偏离本发明的精神和范围。

Claims (19)

  1. 一种摄像光学镜头，其特征在于，所述摄像光学镜头，自物侧至像侧依序包含：具有正屈折力的第一透镜，具有负屈折力的第二透镜，第三透镜，第四透镜，具有正屈折力的第五透镜，具有负屈折力的第六透镜；
    所述第一透镜的轴上厚度为d1，所述第一透镜的像侧面到所述第二透镜的物侧面的轴上距离为d2，所述第二透镜的轴上厚度为d3，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，所述第六透镜的轴上厚度为d11，所述第五透镜的物侧面的曲率半径为R9，所述第六透镜的物侧面的曲率半径为R11，且满足下列关系式：
    3.00≤(d1+d2)/d3≤4.00；
    1.50≤(d9+d10)/d11≤3.00；
    -5.00≤R9/R11≤-4.60。
  2. 根据权利要求1所述的摄像光学镜头，其特征在于，所述第一透镜的物侧面于近轴处为凸面，其像侧面于近轴处为凹面；
    所述摄像光学镜头的焦距为f，所述第一透镜的焦距为f1，所述第一透镜的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，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
    0.40≤f1/f≤1.23；
    -3.45≤(R1+R2)/(R1-R2)≤-1.11；
    0.07≤d1/TTL≤0.21。
  3. 根据权利要求2所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    0.65≤f1/f≤0.98；
    -2.16≤(R1+R2)/(R1-R2)≤-1.39；
    0.11≤d1/TTL≤0.16。
  4. 根据权利要求1所述的摄像光学镜头，其特征在于，所述第二透镜的物侧面于近轴处为凸面，其像侧面于近轴处为凹面；
    所述摄像光学镜头的焦距为f，所述第二透镜的焦距为f2，所述第二透镜的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，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
    -4.26≤f2/f≤-1.30；
    1.70≤(R3+R4)/(R3-R4)≤5.50；
    0.02≤d3/TTL≤0.07。
  5. 根据权利要求4所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    -2.66≤f2/f≤-1.62；
    2.72≤(R3+R4)/(R3-R4)≤4.40；
    0.03≤d3/TTL≤0.06。
  6. 根据权利要求1所述的摄像光学镜头，其特征在于，所述第三透镜的物侧面于近轴处为凸面，其像侧面于近轴处为凹面；
    所述摄像光学镜头的焦距为f，所述第三透镜的焦距为f3，所述第三透镜的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，所述第三透镜的轴上厚度为d5，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
    -51.10≤f3/f≤53.81；
    -40.26≤(R5+R6)/(R5-R6)≤15.78；
    0.03≤d5/TTL≤0.09。
  7. 根据权利要求6所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    -31.94≤f3/f≤43.05；
    -25.16≤(R5+R6)/(R5-R6)≤12.62；
    0.05≤d5/TTL≤0.07。
  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焦距为f，所述第四透镜的焦距为f4，所述第四透镜的物侧面的曲率半径为R7，所述第四透镜的像侧面的曲率半径为R8，所述第四透镜的轴上厚度为d7，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
    -75.72≤f4/f≤273.90；
    -6.41≤(R7+R8)/(R7-R8)≤41.85；
    0.03≤d7/TTL≤0.09。
  9. 根据权利要求8所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    -47.32≤f4/f≤219.12；
    -4.01≤(R7+R8)/(R7-R8)≤33.48；
    0.05≤d7/TTL≤0.07。
  10. 根据权利要求1所述的摄像光学镜头，其特征在于，所述第五透镜的物侧面于近轴处为凹面，其像侧面于近轴处为凸面；
    所述摄像光学镜头的焦距为f，所述第五透镜的焦距为f5，所述第五透镜的像侧面的曲率半径为R10，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
    0.74≤f5/f≤2.84；
    0.71≤(R9+R10)/(R9-R10)≤2.39；
    0.06≤d9/TTL≤0.24。
  11. 根据权利要求10所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    1.19≤f5/f≤2.27；
    1.13≤(R9+R10)/(R9-R10)≤1.91；
    0.10≤d9/TTL≤0.19。
  12. 根据权利要求1所述的摄像光学镜头，其特征在于，所述第六透镜的物侧面于近轴处为凸面，所述第六透镜的像侧面于近轴处为凹面；
    所述摄像光学镜头的焦距为f，所述第六透镜的焦距为f6，所述第六透镜的像侧面的曲率半径为R12，所述摄像光学镜头的光学总长为TTL，且满足下列关系式：
    -2.43≤f6/f≤-0.64；
    1.09≤(R11+R12)/(R11-R12)≤3.69；
    0.05≤d11/TTL≤0.22。
  13. 根据权利要求12所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    -1.52≤f6/f≤-0.81；
    1.75≤(R11+R12)/(R11-R12)≤2.95；
    0.07≤d11/TTL≤0.17。
  14. 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焦距为f，所述第一透镜与所述第二透镜的组合焦距为f12，且满足下列关系式：
    0.57≤f12/f≤1.73。
  15. 根据权利要求14所述的摄像光学镜头，其特征在于，所述摄像光学镜头满足下列关系式：
    0.91≤f12/f≤1.38。
  16. 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TTL小于或等于7.15毫米。
  17. 根据权利要求16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TTL小于或等于6.82毫米。
  18. 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圈值FNO小于或等于1.99。
  19. 根据权利要求18所述的摄像光学镜头，其特征在于，所述摄像光学镜头的光圈值FNO小于或等于1.95。
PCT/CN2020/094521 2020-05-27 2020-06-05 摄像光学镜头 Ceased WO2021237779A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010459559.6 2020-05-27
CN202010459559.6A CN111552065B (zh) 2020-05-27 2020-05-27 摄像光学镜头

Publications (1)

Publication Number Publication Date
WO2021237779A1 true WO2021237779A1 (zh) 2021-12-02

Family

ID=72002165

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/094521 Ceased WO2021237779A1 (zh) 2020-05-27 2020-06-05 摄像光学镜头

Country Status (4)

Country Link
US (1) US11573404B2 (zh)
JP (1) JP6919026B1 (zh)
CN (1) CN111552065B (zh)
WO (1) WO2021237779A1 (zh)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000221392A (ja) * 1999-02-04 2000-08-11 Konica Corp ズームレンズ
US20030189764A1 (en) * 2002-04-09 2003-10-09 Olympus Optical Co., Ltd. Small-sized three-unit zoom lens
CN102692694A (zh) * 2011-03-25 2012-09-26 大立光电股份有限公司 摄影用光学镜头组
CN107272161A (zh) * 2017-08-17 2017-10-20 浙江舜宇光学有限公司 光学成像镜头
CN107861218A (zh) * 2017-11-15 2018-03-30 广东旭业光电科技股份有限公司 一种光学成像镜头及摄像设备
CN108319003A (zh) * 2018-05-04 2018-07-24 浙江舜宇光学有限公司 光学成像镜头
CN109960018A (zh) * 2018-05-04 2019-07-02 浙江舜宇光学有限公司 光学成像镜头
CN110361848A (zh) * 2019-06-30 2019-10-22 瑞声科技(新加坡)有限公司 摄像光学镜头

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3167082B2 (ja) * 1994-07-29 2001-05-14 キヤノン株式会社 ズームレンズ
JP4317928B2 (ja) * 1998-10-30 2009-08-19 株式会社ニコン ズームレンズ
JP5924121B2 (ja) * 2012-05-22 2016-05-25 株式会社オプトロジック 撮像レンズ
TWI457596B (zh) * 2012-10-22 2014-10-21 Largan Precision Co Ltd 光學攝像系統組
TWI470266B (zh) * 2013-08-23 2015-01-21 Largan Precision Co Ltd 光學結像鏡片組及取像裝置
CN105278081B (zh) * 2015-07-07 2017-12-19 瑞声声学科技(深圳)有限公司 摄像镜头
KR101762004B1 (ko) * 2015-07-16 2017-07-26 삼성전기주식회사 촬상 광학계
JP6573315B2 (ja) * 2015-08-31 2019-09-11 カンタツ株式会社 撮像レンズ
TWI571653B (zh) * 2016-02-26 2017-02-21 大立光電股份有限公司 光學影像鏡片組、取像裝置及電子裝置
US10302911B2 (en) * 2016-09-12 2019-05-28 Samsung Electro-Mechanics Co., Ltd. Optical imaging system
KR101946261B1 (ko) * 2016-12-28 2019-02-11 삼성전기 주식회사 촬상 광학계
KR102041700B1 (ko) * 2018-02-09 2019-11-27 삼성전기주식회사 촬상 광학계
CN110346910B (zh) * 2019-06-30 2021-12-14 瑞声光学解决方案私人有限公司 摄像光学镜头
CN110398818B (zh) * 2019-06-30 2021-06-22 瑞声光学解决方案私人有限公司 摄像光学镜头
CN111158110B (zh) * 2020-02-17 2024-12-20 浙江舜宇光学有限公司 光学成像镜头

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000221392A (ja) * 1999-02-04 2000-08-11 Konica Corp ズームレンズ
US20030189764A1 (en) * 2002-04-09 2003-10-09 Olympus Optical Co., Ltd. Small-sized three-unit zoom lens
CN102692694A (zh) * 2011-03-25 2012-09-26 大立光电股份有限公司 摄影用光学镜头组
CN107272161A (zh) * 2017-08-17 2017-10-20 浙江舜宇光学有限公司 光学成像镜头
CN107861218A (zh) * 2017-11-15 2018-03-30 广东旭业光电科技股份有限公司 一种光学成像镜头及摄像设备
CN108319003A (zh) * 2018-05-04 2018-07-24 浙江舜宇光学有限公司 光学成像镜头
CN109960018A (zh) * 2018-05-04 2019-07-02 浙江舜宇光学有限公司 光学成像镜头
CN110361848A (zh) * 2019-06-30 2019-10-22 瑞声科技(新加坡)有限公司 摄像光学镜头

Also Published As

Publication number Publication date
JP6919026B1 (ja) 2021-08-11
US20210373289A1 (en) 2021-12-02
CN111552065A (zh) 2020-08-18
JP2021189416A (ja) 2021-12-13
US11573404B2 (en) 2023-02-07
CN111552065B (zh) 2022-03-01

Similar Documents

Publication Publication Date Title
WO2021237781A1 (zh) 摄像光学镜头
WO2021168905A1 (zh) 摄像光学镜头
WO2021232498A1 (zh) 摄像光学镜头
WO2021168910A1 (zh) 摄像光学镜头
WO2021253516A1 (zh) 摄像光学镜头
WO2021253515A1 (zh) 摄像光学镜头
WO2021253554A1 (zh) 摄像光学镜头
CN111399196B (zh) 摄像光学镜头
WO2021114233A1 (zh) 摄像光学镜头
WO2021196257A1 (zh) 摄像光学镜头
WO2021253517A1 (zh) 摄像光学镜头
WO2021168889A1 (zh) 摄像光学镜头
WO2021248578A1 (zh) 摄像光学镜头
WO2021248576A1 (zh) 摄像光学镜头
WO2021253555A1 (zh) 摄像光学镜头
WO2021253518A1 (zh) 摄像光学镜头
WO2021232497A1 (zh) 摄像光学镜头
WO2021119894A1 (zh) 摄像光学镜头
WO2022047996A1 (zh) 摄像光学镜头
WO2021127827A1 (zh) 摄像光学镜头
WO2021128195A1 (zh) 摄像光学镜头
WO2021109078A1 (zh) 摄像光学镜头
WO2021128137A1 (zh) 摄像光学镜头
WO2021127826A1 (zh) 摄像光学镜头
WO2021127857A1 (zh) 摄像光学镜头

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20937375

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20937375

Country of ref document: EP

Kind code of ref document: A1