JP5028103B2 - ズームレンズ及びそれを有する撮像装置 - Google Patents

ズームレンズ及びそれを有する撮像装置 Download PDF

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Publication number
JP5028103B2
JP5028103B2 JP2007034759A JP2007034759A JP5028103B2 JP 5028103 B2 JP5028103 B2 JP 5028103B2 JP 2007034759 A JP2007034759 A JP 2007034759A JP 2007034759 A JP2007034759 A JP 2007034759A JP 5028103 B2 JP5028103 B2 JP 5028103B2
Authority
JP
Japan
Prior art keywords
lens
lens group
zoom
zoom lens
positive
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
JP2007034759A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008197533A5 (enExample
JP2008197533A (ja
Inventor
雄介 日下
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 JP2007034759A priority Critical patent/JP5028103B2/ja
Priority to EP08151283.2A priority patent/EP1959286B1/en
Priority to US12/030,111 priority patent/US7583449B2/en
Publication of JP2008197533A publication Critical patent/JP2008197533A/ja
Publication of JP2008197533A5 publication Critical patent/JP2008197533A5/ja
Application granted granted Critical
Publication of JP5028103B2 publication Critical patent/JP5028103B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0037—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration with diffracting elements
    • 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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • G02B27/4211—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant correcting chromatic aberrations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2007034759A 2007-02-15 2007-02-15 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP5028103B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007034759A JP5028103B2 (ja) 2007-02-15 2007-02-15 ズームレンズ及びそれを有する撮像装置
EP08151283.2A EP1959286B1 (en) 2007-02-15 2008-02-11 Zoom lens and image pickup apparatus having the same
US12/030,111 US7583449B2 (en) 2007-02-15 2008-02-12 Zoom lens and image pickup apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007034759A JP5028103B2 (ja) 2007-02-15 2007-02-15 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2008197533A JP2008197533A (ja) 2008-08-28
JP2008197533A5 JP2008197533A5 (enExample) 2010-04-02
JP5028103B2 true JP5028103B2 (ja) 2012-09-19

Family

ID=39471997

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007034759A Expired - Fee Related JP5028103B2 (ja) 2007-02-15 2007-02-15 ズームレンズ及びそれを有する撮像装置

Country Status (3)

Country Link
US (1) US7583449B2 (enExample)
EP (1) EP1959286B1 (enExample)
JP (1) JP5028103B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5178798B2 (ja) 2010-09-15 2013-04-10 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
JP5656684B2 (ja) * 2011-02-28 2015-01-21 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
US9625733B2 (en) * 2011-04-06 2017-04-18 Nikon Corporation Zoom optical system comprising diffractive optical element and imaging device having the same
JP6245507B2 (ja) 2013-09-11 2017-12-13 株式会社リコー ズームレンズ、カメラおよび携帯情報端末装置
CN106772964B (zh) * 2014-08-06 2019-12-27 歌尔科技有限公司 一种变焦镜头
JP6670262B2 (ja) * 2017-02-24 2020-03-18 富士フイルム株式会社 ズームレンズおよび撮像装置
US10495847B2 (en) * 2017-09-20 2019-12-03 Young Optics Inc. Zoom lens
CN111308660B (zh) * 2020-03-16 2025-05-09 江西欧菲光学有限公司 光学系统、摄像模组及电子装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5268790A (en) 1991-12-20 1993-12-07 Hughes Aircraft Company Zoom lens employing refractive and diffractive optical elements
US6606200B1 (en) * 1996-09-19 2003-08-12 Canon Kabushiki Kaisha Zoom lens device and optical apparatus provided with the same
JP3990025B2 (ja) * 1998-03-24 2007-10-10 オリンパス株式会社 ズームレンズ
JP4273556B2 (ja) * 1999-02-08 2009-06-03 コニカミノルタオプト株式会社 レンズ光学系
JP4004140B2 (ja) 1998-04-30 2007-11-07 オリンパス株式会社 回折光学素子を用いたズームレンズ及びそれを用いた撮像装置

Also Published As

Publication number Publication date
EP1959286B1 (en) 2013-04-10
JP2008197533A (ja) 2008-08-28
EP1959286A2 (en) 2008-08-20
EP1959286A3 (en) 2012-01-25
US20080291546A1 (en) 2008-11-27
US7583449B2 (en) 2009-09-01

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