CN114815191B - 变焦镜头和具有变焦镜头的摄像设备 - Google Patents

变焦镜头和具有变焦镜头的摄像设备 Download PDF

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Publication number
CN114815191B
CN114815191B CN202210107003.XA CN202210107003A CN114815191B CN 114815191 B CN114815191 B CN 114815191B CN 202210107003 A CN202210107003 A CN 202210107003A CN 114815191 B CN114815191 B CN 114815191B
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China
Prior art keywords
lens
unit
refractive power
lens unit
image
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CN202210107003.XA
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English (en)
Chinese (zh)
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CN114815191A (zh
Inventor
畠田隆弘
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Canon Inc
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Canon Inc
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Priority to CN202510596987.6A priority Critical patent/CN120255130A/zh
Publication of CN114815191A publication Critical patent/CN114815191A/zh
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Classifications

    • 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
    • G02B15/145—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 five groups only
    • G02B15/1455—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 five groups only the first group being negative
    • 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
    • G02B15/142—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 two groups only
    • G02B15/1425—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 two groups only the first group being negative
    • 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
    • G02B15/144—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 four groups only
    • G02B15/1445—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 four groups only the first group being negative
    • G02B15/144503—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 four groups only the first group being negative arranged -+--
    • 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
    • G02B15/145—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 five groups only
    • G02B15/1455—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 five groups only the first group being negative
    • G02B15/145519—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 five groups only the first group being negative arranged -+--+
    • 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
    • G02B15/1465—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 negative
    • 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
    • G02B15/16—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/177—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a negative front lens or group of lenses
    • 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
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
    • 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
    • G02B13/003—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 two lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
CN202210107003.XA 2021-01-29 2022-01-28 变焦镜头和具有变焦镜头的摄像设备 Active CN114815191B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202510596987.6A CN120255130A (zh) 2021-01-29 2022-01-28 变焦镜头和具有变焦镜头的摄像设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-013841 2021-01-29
JP2021013841A JP7614863B2 (ja) 2021-01-29 2021-01-29 ズームレンズ及びそれを有する撮像装置

Related Child Applications (1)

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CN202510596987.6A Division CN120255130A (zh) 2021-01-29 2022-01-28 变焦镜头和具有变焦镜头的摄像设备

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CN114815191A CN114815191A (zh) 2022-07-29
CN114815191B true CN114815191B (zh) 2025-05-23

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CN202510596987.6A Pending CN120255130A (zh) 2021-01-29 2022-01-28 变焦镜头和具有变焦镜头的摄像设备

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US (2) US12393002B2 (enExample)
EP (2) EP4585998A3 (enExample)
JP (3) JP7614863B2 (enExample)
CN (2) CN114815191B (enExample)

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JP7433875B2 (ja) 2019-12-11 2024-02-20 キヤノン株式会社 光学系および撮像装置
JP7614863B2 (ja) 2021-01-29 2025-01-16 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP7608285B2 (ja) 2021-07-08 2025-01-06 キヤノン株式会社 光学系及びそれを有する撮像装置
JP2024082294A (ja) * 2022-12-08 2024-06-20 パナソニックＩｐマネジメント株式会社 ズームレンズ系とそれを備える撮像装置および交換レンズ装置
JP2024160458A (ja) 2023-05-01 2024-11-14 キヤノン株式会社 ズームレンズおよび撮像装置
JP2024173039A (ja) * 2023-06-01 2024-12-12 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置

Citations (2)

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JP2017122746A (ja) * 2014-05-30 2017-07-13 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
WO2018123672A1 (ja) * 2016-12-28 2018-07-05 パナソニックＩｐマネジメント株式会社 撮像光学系とそれを備える撮像装置およびカメラシステム

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JP4585776B2 (ja) * 2004-02-26 2010-11-24 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
EP2128676B1 (en) 2006-07-20 2016-08-17 Nikon Corporation Vibration-proof telephoto zoom lens having four lens groups
WO2013031188A1 (ja) 2011-08-29 2013-03-07 富士フイルム株式会社 ズームレンズおよび撮像装置
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JP7433875B2 (ja) 2019-12-11 2024-02-20 キヤノン株式会社 光学系および撮像装置
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Publication number Publication date
EP4036627A1 (en) 2022-08-03
CN114815191A (zh) 2022-07-29
CN120255130A (zh) 2025-07-04
JP2025031924A (ja) 2025-03-07
EP4036627B1 (en) 2025-05-14
JP2022117249A (ja) 2022-08-10
US20250199277A1 (en) 2025-06-19
JP7725695B2 (ja) 2025-08-19
JP7614863B2 (ja) 2025-01-16
US12393002B2 (en) 2025-08-19
US20220244508A1 (en) 2022-08-04
EP4585998A3 (en) 2025-10-08
EP4585998A2 (en) 2025-07-16
JP2025142318A (ja) 2025-09-30

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