JP7086640B2 - 光学系およびそれを有する撮像装置 - Google Patents

光学系およびそれを有する撮像装置 Download PDF

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Publication number
JP7086640B2
JP7086640B2 JP2018035315A JP2018035315A JP7086640B2 JP 7086640 B2 JP7086640 B2 JP 7086640B2 JP 2018035315 A JP2018035315 A JP 2018035315A JP 2018035315 A JP2018035315 A JP 2018035315A JP 7086640 B2 JP7086640 B2 JP 7086640B2
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Japan
Prior art keywords
lens
optical system
lens group
positive
focal length
Prior art date
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Application number
JP2018035315A
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English (en)
Japanese (ja)
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JP2019152682A (ja
JP2019152682A5 (enExample
Inventor
健太朗 森
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 JP2018035315A priority Critical patent/JP7086640B2/ja
Priority to US16/277,834 priority patent/US10866390B2/en
Publication of JP2019152682A publication Critical patent/JP2019152682A/ja
Publication of JP2019152682A5 publication Critical patent/JP2019152682A5/ja
Application granted granted Critical
Publication of JP7086640B2 publication Critical patent/JP7086640B2/ja
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Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • 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
    • 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
    • G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only
    • 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 -
    • G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only
    • G02B9/10—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only one + and one - component

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Studio Devices (AREA)
JP2018035315A 2018-02-28 2018-02-28 光学系およびそれを有する撮像装置 Active JP7086640B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2018035315A JP7086640B2 (ja) 2018-02-28 2018-02-28 光学系およびそれを有する撮像装置
US16/277,834 US10866390B2 (en) 2018-02-28 2019-02-15 Optical system and imaging apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018035315A JP7086640B2 (ja) 2018-02-28 2018-02-28 光学系およびそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2019152682A JP2019152682A (ja) 2019-09-12
JP2019152682A5 JP2019152682A5 (enExample) 2021-04-08
JP7086640B2 true JP7086640B2 (ja) 2022-06-20

Family

ID=67684417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018035315A Active JP7086640B2 (ja) 2018-02-28 2018-02-28 光学系およびそれを有する撮像装置

Country Status (2)

Country Link
US (1) US10866390B2 (enExample)
JP (1) JP7086640B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6519890B1 (ja) * 2017-11-30 2019-05-29 エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ レンズ系、撮像装置、及び移動体
JP6701246B2 (ja) * 2018-02-27 2020-05-27 キヤノン株式会社 光学系及び撮像装置
CN111025825A (zh) * 2019-12-31 2020-04-17 广景视睿科技（深圳）有限公司 一种投影镜头
JP7663346B2 (ja) 2020-12-03 2025-04-16 キヤノン株式会社 光学系及びそれを有する撮像装置
JP2023136685A (ja) * 2022-03-17 2023-09-29 キヤノン株式会社 光学系及びそれを備える撮像装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016099552A (ja) 2014-11-25 2016-05-30 富士フイルム株式会社 撮像レンズおよび撮像装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4494829A (en) * 1982-09-20 1985-01-22 Aklin George H Curved field photographic objective
JP2740672B2 (ja) * 1988-05-06 1998-04-15 オリンパス光学工業株式会社 大口径中望遠レンズ
JPH03141313A (ja) * 1989-10-27 1991-06-17 Canon Inc 撮影レンズ
JP3221765B2 (ja) * 1993-04-21 2001-10-22 オリンパス光学工業株式会社 近距離撮影可能なレンズ
KR20090087422A (ko) * 2008-02-12 2009-08-17 가부시키가이샤 니콘 촬영 렌즈, 촬영 렌즈를 구비한 광학 기기 및 촬영 렌즈의 제조 방법
JP5578946B2 (ja) * 2010-06-02 2014-08-27 キヤノン株式会社 光学系及びそれを有する光学機器
CN103930814B (zh) * 2011-11-14 2016-06-29 富士胶片株式会社 中距远摄镜头和摄像装置
DE112013004108B4 (de) * 2012-08-21 2016-11-03 Fujifilm Corporation Abbildungsobjetiv und Abbildungsvorrichtung
WO2014034040A1 (ja) * 2012-08-29 2014-03-06 富士フイルム株式会社 撮像レンズおよび撮像装置
JP2014081429A (ja) 2012-10-15 2014-05-08 Nikon Corp 撮影レンズ、この撮影レンズを有する光学機器、及び、撮影レンズの製造方法
CN104871061B (zh) * 2012-12-21 2017-03-08 富士胶片株式会社 摄像透镜及摄像装置
CN107076968A (zh) * 2014-07-30 2017-08-18 株式会社尼康 变倍光学系统、光学装置以及变倍光学系统的制造方法
JP6548590B2 (ja) * 2016-02-18 2019-07-24 富士フイルム株式会社 撮像レンズおよび撮像装置
JP6838445B2 (ja) * 2017-03-21 2021-03-03 株式会社リコー 結像レンズ、撮像装置および検査装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016099552A (ja) 2014-11-25 2016-05-30 富士フイルム株式会社 撮像レンズおよび撮像装置

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Publication number Publication date
JP2019152682A (ja) 2019-09-12
US10866390B2 (en) 2020-12-15
US20190265439A1 (en) 2019-08-29

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