JP4777018B2 - 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 Download PDF

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Publication number
JP4777018B2
JP4777018B2 JP2005246015A JP2005246015A JP4777018B2 JP 4777018 B2 JP4777018 B2 JP 4777018B2 JP 2005246015 A JP2005246015 A JP 2005246015A JP 2005246015 A JP2005246015 A JP 2005246015A JP 4777018 B2 JP4777018 B2 JP 4777018B2
Authority
JP
Japan
Prior art keywords
lens
refractive power
zoom
lens group
zoom lens
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.)
Expired - Fee Related
Application number
JP2005246015A
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English (en)
Japanese (ja)
Other versions
JP2007058054A (ja
JP2007058054A5 (enExample
Inventor
豊克 藤崎
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 JP2005246015A priority Critical patent/JP4777018B2/ja
Priority to US11/466,177 priority patent/US7331693B2/en
Publication of JP2007058054A publication Critical patent/JP2007058054A/ja
Publication of JP2007058054A5 publication Critical patent/JP2007058054A5/ja
Application granted granted Critical
Publication of JP4777018B2 publication Critical patent/JP4777018B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G02B13/009—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
    • G02B13/001—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
    • G02B13/004—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 four 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
    • G02B13/0015—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
    • 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
    • G02B15/143503—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
    • G02B15/16—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
  • Studio Devices (AREA)
JP2005246015A 2005-08-26 2005-08-26 ズームレンズおよびそれを有する撮像装置 Expired - Fee Related JP4777018B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005246015A JP4777018B2 (ja) 2005-08-26 2005-08-26 ズームレンズおよびそれを有する撮像装置
US11/466,177 US7331693B2 (en) 2005-08-26 2006-08-22 Zoom lens and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005246015A JP4777018B2 (ja) 2005-08-26 2005-08-26 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
JP2007058054A JP2007058054A (ja) 2007-03-08
JP2007058054A5 JP2007058054A5 (enExample) 2008-10-09
JP4777018B2 true JP4777018B2 (ja) 2011-09-21

Family

ID=37803718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005246015A Expired - Fee Related JP4777018B2 (ja) 2005-08-26 2005-08-26 ズームレンズおよびそれを有する撮像装置

Country Status (2)

Country Link
US (1) US7331693B2 (enExample)
JP (1) JP4777018B2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4516475B2 (ja) * 2005-04-27 2010-08-04 オリンパスメディカルシステムズ株式会社 略球形状の観察窓を有する内視鏡用撮像光学系
JP2008107391A (ja) * 2006-10-23 2008-05-08 Olympus Medical Systems Corp 内視鏡対物光学系
JP5251884B2 (ja) 2007-11-15 2013-07-31 コニカミノルタアドバンストレイヤー株式会社 変倍光学系、撮像装置およびデジタル機器
JP5505758B2 (ja) * 2008-04-11 2014-05-28 株式会社ニコン 撮影レンズ、この撮影レンズを備えた光学機器
US8758234B2 (en) 2008-07-08 2014-06-24 Karl Storz Imaging, Inc. Solid state variable direction of view endoscope
US10092169B2 (en) 2008-07-08 2018-10-09 Karl Storz Imaging, Inc. Solid state variable direction of view endoscope
US8771177B2 (en) * 2008-07-08 2014-07-08 Karl Storz Imaging, Inc. Wide angle flexible endoscope
KR20120067155A (ko) * 2010-12-15 2012-06-25 삼성엘이디 주식회사 플래시 렌즈 및 이를 채용한 플래시 모듈
CN103733108B (zh) 2011-07-29 2016-05-18 富士胶片株式会社 成像镜头和成像设备
EP2745763B1 (en) * 2012-12-20 2017-09-27 Karl Storz Imaging Inc. Solid state variable direction of view endoscope
TWI472794B (zh) * 2013-01-31 2015-02-11 Largan Precision Co Ltd 移動對焦光學系統
KR101699681B1 (ko) * 2014-10-28 2017-02-09 주식회사 코렌 촬영 렌즈 광학계
CN106249384A (zh) * 2016-08-30 2016-12-21 福建福光股份有限公司 一种超经济型3.6mm非球面日夜共焦光学系统
CN106646826B (zh) * 2016-12-12 2019-04-30 雅安格纳斯光电科技有限公司 一种日夜共焦玻塑混合镜头
JP7222237B2 (ja) * 2018-12-11 2023-02-15 東芝ライテック株式会社 画像処理プログラム、端末装置および画像処理方法
KR102837053B1 (ko) * 2019-06-05 2025-07-23 엘지이노텍 주식회사 광학 모듈
CN110609379B (zh) * 2019-10-29 2021-06-25 长春理工大学 双通道共透镜式光学系统
JP7639126B2 (ja) 2020-09-19 2025-03-04 華為技術有限公司 光学装置
CN112255772B (zh) * 2020-12-23 2021-03-16 江西联创电子有限公司 光学成像镜头及成像设备
CN117017167B (zh) * 2023-08-31 2025-07-11 深圳市星辰海医疗科技有限公司 一种内窥镜及内窥镜物镜

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0792546B2 (ja) * 1986-07-18 1995-10-09 キヤノン株式会社 小型のズ−ムレンズ
JPS6472114A (en) * 1987-09-11 1989-03-17 Canon Kk Zoom lens
JPS6474521A (en) * 1987-09-17 1989-03-20 Canon Kk Rear focus type zoom lens
JP3315839B2 (ja) 1994-10-21 2002-08-19 旭光学工業株式会社 超広角ズームレンズ
JP2000267002A (ja) 1999-03-15 2000-09-29 Olympus Optical Co Ltd 光学系
JP4406112B2 (ja) 1999-05-20 2010-01-27 Ｈｏｙａ株式会社 内視鏡対物変倍光学系

Also Published As

Publication number Publication date
JP2007058054A (ja) 2007-03-08
US7331693B2 (en) 2008-02-19
US20070047103A1 (en) 2007-03-01

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