JP3754805B2 - ズームレンズ及びそれを用いた光学機器 - Google Patents

ズームレンズ及びそれを用いた光学機器 Download PDF

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Publication number
JP3754805B2
JP3754805B2 JP24531497A JP24531497A JP3754805B2 JP 3754805 B2 JP3754805 B2 JP 3754805B2 JP 24531497 A JP24531497 A JP 24531497A JP 24531497 A JP24531497 A JP 24531497A JP 3754805 B2 JP3754805 B2 JP 3754805B2
Authority
JP
Japan
Prior art keywords
lens group
diffractive optical
refractive power
optical element
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
JP24531497A
Other languages
English (en)
Japanese (ja)
Other versions
JPH10148757A (ja
JPH10148757A5 (enrdf_load_stackoverflow
Inventor
博喜 中山
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 JP24531497A priority Critical patent/JP3754805B2/ja
Publication of JPH10148757A publication Critical patent/JPH10148757A/ja
Priority to US09/421,367 priority patent/US6606200B1/en
Publication of JPH10148757A5 publication Critical patent/JPH10148757A5/ja
Application granted granted Critical
Publication of JP3754805B2 publication Critical patent/JP3754805B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B15/144—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
    • G02B15/1441—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
    • G02B15/144105—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 +-+-

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP24531497A 1996-09-19 1997-09-10 ズームレンズ及びそれを用いた光学機器 Expired - Fee Related JP3754805B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP24531497A JP3754805B2 (ja) 1996-09-19 1997-09-10 ズームレンズ及びそれを用いた光学機器
US09/421,367 US6606200B1 (en) 1996-09-19 1999-10-19 Zoom lens device and optical apparatus provided with the same

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP24783796 1996-09-19
JP8-247837 1996-09-19
JP24531497A JP3754805B2 (ja) 1996-09-19 1997-09-10 ズームレンズ及びそれを用いた光学機器

Publications (3)

Publication Number Publication Date
JPH10148757A JPH10148757A (ja) 1998-06-02
JPH10148757A5 JPH10148757A5 (enrdf_load_stackoverflow) 2005-04-07
JP3754805B2 true JP3754805B2 (ja) 2006-03-15

Family

ID=26537169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24531497A Expired - Fee Related JP3754805B2 (ja) 1996-09-19 1997-09-10 ズームレンズ及びそれを用いた光学機器

Country Status (1)

Country Link
JP (1) JP3754805B2 (enrdf_load_stackoverflow)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7295387B1 (en) 1998-04-21 2007-11-13 Minolta Co., Ltd. Lens optical system
US6704149B2 (en) 1998-04-21 2004-03-09 Minolta Co., Ltd. Lens optical system
JP4447706B2 (ja) * 1999-10-29 2010-04-07 キヤノン株式会社 防振機能を有する変倍光学系及びそれを備える光学機器
US6473232B2 (en) 2000-03-08 2002-10-29 Canon Kabushiki Kaisha Optical system having a diffractive optical element, and optical apparatus
JP3467018B2 (ja) * 2000-03-08 2003-11-17 キヤノン株式会社 光学系及び光学機器
JP2001318316A (ja) 2000-05-12 2001-11-16 Canon Inc ズームレンズ及びそれを用いた光学機器
JP4672860B2 (ja) * 2000-12-14 2011-04-20 キヤノン株式会社 ズームレンズ及びそれを用いた光学機器
JP4903418B2 (ja) * 2005-11-18 2012-03-28 イーストマン コダック カンパニー ズームレンズ
JP2008122880A (ja) * 2006-11-15 2008-05-29 Olympus Imaging Corp ズームレンズ及びそれを用いた電子撮像装置
JP5006634B2 (ja) * 2006-12-20 2012-08-22 キヤノン株式会社 ズームレンズ及びこれを有する撮像装置
JP2008304708A (ja) * 2007-06-07 2008-12-18 Konica Minolta Opto Inc ズームレンズ及び撮像装置
JP5549134B2 (ja) 2008-07-15 2014-07-16 株式会社ニコン 変倍光学系、及び、この変倍光学系を備えた光学機器
US8416506B2 (en) 2009-02-20 2013-04-09 Nikon Corporation Zoom lens, optical apparatus equipped therewith and method for manufacturing the zoom lens
CN102334059B (zh) * 2009-02-26 2013-08-21 株式会社腾龙 变焦透镜
JP5393278B2 (ja) * 2009-06-16 2014-01-22 オリンパスイメージング株式会社 ズームレンズ及びそれを備えた撮像装置
US8320051B2 (en) 2009-10-13 2012-11-27 Panasonic Corporation Zoom lens system, imaging device and camera
JP5780727B2 (ja) * 2010-09-16 2015-09-16 オリンパス株式会社 ４群ズームレンズ及びそれを備えた撮像装置
JP5601586B2 (ja) * 2011-01-13 2014-10-08 株式会社ニコン 光学系および光学機器
US9625733B2 (en) 2011-04-06 2017-04-18 Nikon Corporation Zoom optical system comprising diffractive optical element and imaging device having the same
JP5659961B2 (ja) * 2011-06-13 2015-01-28 コニカミノルタ株式会社 大口径変倍光学系および撮像装置
JP6016537B2 (ja) * 2012-09-05 2016-10-26 キヤノン株式会社 光学系及びそれを有する撮像装置
JP6156706B2 (ja) * 2013-01-25 2017-07-05 コニカミノルタ株式会社 ズームレンズ及び撮像装置
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
WO2021124804A1 (ja) * 2019-12-20 2021-06-24 株式会社ニコン 光学系、光学機器、及び光学系の製造方法
JP7507592B2 (ja) * 2020-04-27 2024-06-28 株式会社タムロン ズームレンズ及び撮像装置
CN111505814B (zh) * 2020-06-30 2020-12-01 嘉兴中润光学科技有限公司 一种高解像力摄像装置和高清变焦镜头

Also Published As

Publication number Publication date
JPH10148757A (ja) 1998-06-02

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