JP7809520B2 - ズームレンズおよびそれを有する撮像装置 - Google Patents

ズームレンズおよびそれを有する撮像装置

Info

Publication number
JP7809520B2
JP7809520B2 JP2022000021A JP2022000021A JP7809520B2 JP 7809520 B2 JP7809520 B2 JP 7809520B2 JP 2022000021 A JP2022000021 A JP 2022000021A JP 2022000021 A JP2022000021 A JP 2022000021A JP 7809520 B2 JP7809520 B2 JP 7809520B2
Authority
JP
Japan
Prior art keywords
lens
zoom lens
lens group
refractive power
zoom
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.)
Active
Application number
JP2022000021A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023099393A (ja
JP2023099393A5 (https=
Inventor
誠 中原
真也 奥岡
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2022000021A priority Critical patent/JP7809520B2/ja
Priority to US18/063,120 priority patent/US12517333B2/en
Priority to GB2218805.6A priority patent/GB2615861B/en
Priority to GB2503642.7A priority patent/GB2637091A/en
Priority to CN202211682358.8A priority patent/CN116381916A/zh
Priority to DE102022135023.1A priority patent/DE102022135023A1/de
Publication of JP2023099393A publication Critical patent/JP2023099393A/ja
Publication of JP2023099393A5 publication Critical patent/JP2023099393A5/ja
Priority to US19/368,284 priority patent/US20260050149A1/en
Priority to JP2026003390A priority patent/JP2026043001A/ja
Application granted granted Critical
Publication of JP7809520B2 publication Critical patent/JP7809520B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G02B15/143—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 three groups only
    • G02B15/1435—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 three groups only the first group being negative
    • 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
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/009—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras having zoom function
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length
    • 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
    • G02B15/142—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
    • G02B15/143—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 three groups only
    • G02B15/1435—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 three groups only the first group being negative
    • G02B15/143507—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 three 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
    • G02B15/144—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
    • G02B15/1441—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 positive
    • G02B15/144113—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 positive 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
    • G02B15/144—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
    • G02B15/144507—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
    • G02B15/144—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
    • G02B15/144515—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
    • G02B15/145511—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
    • G02B15/145—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
    • G02B15/145521—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
    • G02B15/1461—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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2022000021A 2022-01-01 2022-01-01 ズームレンズおよびそれを有する撮像装置 Active JP7809520B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2022000021A JP7809520B2 (ja) 2022-01-01 2022-01-01 ズームレンズおよびそれを有する撮像装置
US18/063,120 US12517333B2 (en) 2022-01-01 2022-12-08 Zoom lens and image pickup apparatus having the same
GB2503642.7A GB2637091A (en) 2022-01-01 2022-12-14 Zoom lens and image pickup apparatus having the same
GB2218805.6A GB2615861B (en) 2022-01-01 2022-12-14 Zoom lens and image pickup apparatus having the same
CN202211682358.8A CN116381916A (zh) 2022-01-01 2022-12-27 变焦透镜及具有该变焦透镜的图像拾取装置
DE102022135023.1A DE102022135023A1 (de) 2022-01-01 2022-12-30 Zoomobjektiv und Bildaufnahmegerät mit dem Selbigen
US19/368,284 US20260050149A1 (en) 2022-01-01 2025-10-24 Zoom lens and image pickup apparatus having the same
JP2026003390A JP2026043001A (ja) 2022-01-01 2026-01-13 ズームレンズおよびそれを有する撮像装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022000021A JP7809520B2 (ja) 2022-01-01 2022-01-01 ズームレンズおよびそれを有する撮像装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2026003390A Division JP2026043001A (ja) 2022-01-01 2026-01-13 ズームレンズおよびそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2023099393A JP2023099393A (ja) 2023-07-13
JP2023099393A5 JP2023099393A5 (https=) 2024-12-24
JP7809520B2 true JP7809520B2 (ja) 2026-02-02

Family

ID=84974718

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022000021A Active JP7809520B2 (ja) 2022-01-01 2022-01-01 ズームレンズおよびそれを有する撮像装置
JP2026003390A Pending JP2026043001A (ja) 2022-01-01 2026-01-13 ズームレンズおよびそれを有する撮像装置

Family Applications After (1)

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JP2026003390A Pending JP2026043001A (ja) 2022-01-01 2026-01-13 ズームレンズおよびそれを有する撮像装置

Country Status (5)

Country Link
US (2) US12517333B2 (https=)
JP (2) JP7809520B2 (https=)
CN (1) CN116381916A (https=)
DE (1) DE102022135023A1 (https=)
GB (2) GB2615861B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7494228B2 (ja) 2022-01-01 2024-06-03 キヤノン株式会社 ズームレンズおよびそれを有する撮像装置
JP7625559B2 (ja) 2022-08-08 2025-02-03 キヤノン株式会社 ズームレンズおよびそれを有する撮像装置、撮像システム
JP2024130546A (ja) * 2023-03-15 2024-09-30 キヤノン株式会社 ズームレンズおよび撮像装置

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JP2010152316A (ja) 2008-11-26 2010-07-08 Hoya Corp ズームレンズ系及びそれを用いた電子撮像装置
US20110058260A1 (en) 2009-09-09 2011-03-10 Samsung Electronics Co., Ltd. Zoom lens system and imaging apparatus including the same
JP2011059496A (ja) 2009-09-11 2011-03-24 Fujifilm Corp ズームレンズおよび撮像装置
JP2011059493A (ja) 2009-09-11 2011-03-24 Fujifilm Corp ズームレンズおよび撮像装置
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JP2019120822A (ja) 2018-01-09 2019-07-22 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、撮像システム

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JP6615160B2 (ja) 2017-08-07 2019-12-04 キヤノン株式会社 光学系及びそれを有する撮像装置
JP6797768B2 (ja) 2017-08-24 2020-12-09 富士フイルム株式会社 ズームレンズおよび撮像装置
JP6971766B2 (ja) 2017-10-16 2021-11-24 キヤノン株式会社 光学系及びそれを用いた撮像装置
JP7086579B2 (ja) 2017-11-24 2022-06-20 キヤノン株式会社 ズームレンズ及び撮像装置
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JP7146436B2 (ja) * 2018-04-23 2022-10-04 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
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JP7479924B2 (ja) 2020-05-14 2024-05-09 キヤノン株式会社 ズームレンズおよび撮像装置
JP7630997B2 (ja) 2021-01-07 2025-02-18 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
JP7672869B2 (ja) 2021-04-15 2025-05-08 キヤノン株式会社 光学系およびそれを有する撮像装置
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Publication number Priority date Publication date Assignee Title
JP2007156078A (ja) 2005-12-05 2007-06-21 Pentax Corp ズームレンズ系
JP2010152316A (ja) 2008-11-26 2010-07-08 Hoya Corp ズームレンズ系及びそれを用いた電子撮像装置
US20110058260A1 (en) 2009-09-09 2011-03-10 Samsung Electronics Co., Ltd. Zoom lens system and imaging apparatus including the same
JP2011059496A (ja) 2009-09-11 2011-03-24 Fujifilm Corp ズームレンズおよび撮像装置
JP2011059493A (ja) 2009-09-11 2011-03-24 Fujifilm Corp ズームレンズおよび撮像装置
JP2015121768A (ja) 2013-11-21 2015-07-02 株式会社ニコン ズームレンズ、光学機器及びズームレンズの製造方法
JP2015125383A (ja) 2013-12-27 2015-07-06 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
JP2016161889A (ja) 2015-03-05 2016-09-05 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
WO2017057658A1 (ja) 2015-09-30 2017-04-06 株式会社ニコン ズームレンズ、光学機器及びズームレンズの製造方法
JP2019120822A (ja) 2018-01-09 2019-07-22 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、撮像システム

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