JP2023165292A - ズームレンズ及び撮像装置 - Google Patents

ズームレンズ及び撮像装置 Download PDF

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Publication number
JP2023165292A
JP2023165292A JP2022076153A JP2022076153A JP2023165292A JP 2023165292 A JP2023165292 A JP 2023165292A JP 2022076153 A JP2022076153 A JP 2022076153A JP 2022076153 A JP2022076153 A JP 2022076153A JP 2023165292 A JP2023165292 A JP 2023165292A
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JP
Japan
Prior art keywords
lens group
lens
ave
sub
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.)
Pending
Application number
JP2022076153A
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English (en)
Japanese (ja)
Other versions
JP2023165292A5 (enExample
Inventor
勇希 李
Yonghee Lee
智也 山田
Tomoya Yamada
悠 井元
yu Imoto
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 JP2022076153A priority Critical patent/JP2023165292A/ja
Priority to US18/189,260 priority patent/US12461349B2/en
Publication of JP2023165292A publication Critical patent/JP2023165292A/ja
Publication of JP2023165292A5 publication Critical patent/JP2023165292A5/ja
Pending legal-status Critical Current

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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
    • G02B15/1451—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 positive
    • G02B15/145125—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 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
    • G02B15/146—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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B5/02—Lateral adjustment of lens
    • 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0046—Movement of one or more optical elements for zooming

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2022076153A 2022-05-02 2022-05-02 ズームレンズ及び撮像装置 Pending JP2023165292A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022076153A JP2023165292A (ja) 2022-05-02 2022-05-02 ズームレンズ及び撮像装置
US18/189,260 US12461349B2 (en) 2022-05-02 2023-03-24 Zoom lens and image pickup apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022076153A JP2023165292A (ja) 2022-05-02 2022-05-02 ズームレンズ及び撮像装置

Publications (2)

Publication Number Publication Date
JP2023165292A true JP2023165292A (ja) 2023-11-15
JP2023165292A5 JP2023165292A5 (enExample) 2025-04-18

Family

ID=88512982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022076153A Pending JP2023165292A (ja) 2022-05-02 2022-05-02 ズームレンズ及び撮像装置

Country Status (2)

Country Link
US (1) US12461349B2 (enExample)
JP (1) JP2023165292A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023165285A (ja) 2022-05-02 2023-11-15 キヤノン株式会社 ズームレンズおよび撮像装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416639A (en) * 1991-06-29 1995-05-16 Olympus Optical Co., Ltd. Zoom lens system
JP2007328163A (ja) * 2006-06-08 2007-12-20 Canon Inc ズームレンズ及びそれを有する画像投射装置
CN104076492B (zh) 2013-03-29 2017-01-18 佳能株式会社 透镜装置和包括透镜装置的图像拾取装置
JP6223026B2 (ja) 2013-07-10 2017-11-01 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
JP2015094867A (ja) 2013-11-12 2015-05-18 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
JP6347590B2 (ja) 2013-11-12 2018-06-27 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
JP6251009B2 (ja) 2013-11-12 2017-12-20 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
JP6494245B2 (ja) 2014-10-29 2019-04-03 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
JP6527328B2 (ja) 2014-12-26 2019-06-05 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
JP6284893B2 (ja) * 2015-03-17 2018-02-28 富士フイルム株式会社 ズームレンズおよび撮像装置
CN106249391B (zh) 2015-06-05 2019-07-09 佳能株式会社 变焦透镜和包括变焦透镜的图像拾取装置
US9904043B2 (en) * 2015-10-20 2018-02-27 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP6463250B2 (ja) * 2015-10-20 2019-01-30 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
EP3232243B1 (en) 2016-04-11 2024-01-10 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus using the same
JP2017203912A (ja) 2016-05-13 2017-11-16 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
JP2018180365A (ja) 2017-04-17 2018-11-15 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
JP6882087B2 (ja) 2017-06-09 2021-06-02 キヤノン株式会社 レンズ装置及び撮像装置
JP6772209B2 (ja) * 2018-02-28 2020-10-21 キヤノン株式会社 ズームレンズ及び撮像装置
JP7137384B2 (ja) 2018-07-13 2022-09-14 キヤノン株式会社 ズームレンズ及び撮像装置
JP7137383B2 (ja) 2018-07-13 2022-09-14 キヤノン株式会社 ズームレンズ及び撮像装置
JP7210322B2 (ja) * 2019-02-22 2023-01-23 キヤノン株式会社 ズームレンズおよび撮像装置
JP7344715B2 (ja) * 2019-08-16 2023-09-14 キヤノン株式会社 ズームレンズおよび撮像装置
JP7344714B2 (ja) * 2019-08-16 2023-09-14 キヤノン株式会社 ズームレンズおよび撮像装置
JP7167000B2 (ja) * 2019-09-20 2022-11-08 富士フイルム株式会社 ズームレンズおよび撮像装置
US11754818B2 (en) * 2019-10-11 2023-09-12 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus
JP2021076710A (ja) 2019-11-08 2021-05-20 キヤノン株式会社 ズームレンズおよび撮像装置
US20220236543A1 (en) * 2021-01-21 2022-07-28 Fujifilm Corporation Variable magnification optical system and imaging apparatus
JP2023165285A (ja) 2022-05-02 2023-11-15 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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Publication number Publication date
US12461349B2 (en) 2025-11-04
US20230350173A1 (en) 2023-11-02

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