JP2003255438A - ズームレンズ及びそれを有する光学機器 - Google Patents

ズームレンズ及びそれを有する光学機器

Info

Publication number
JP2003255438A
JP2003255438A JP2002053857A JP2002053857A JP2003255438A JP 2003255438 A JP2003255438 A JP 2003255438A JP 2002053857 A JP2002053857 A JP 2002053857A JP 2002053857 A JP2002053857 A JP 2002053857A JP 2003255438 A JP2003255438 A JP 2003255438A
Authority
JP
Japan
Prior art keywords
zoom lens
filter member
diaphragm
lens
lens according
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
JP2002053857A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003255438A5 (https=
Inventor
Akinaga Horiuchi
昭永 堀内
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 JP2002053857A priority Critical patent/JP2003255438A/ja
Priority to US10/372,539 priority patent/US6754009B2/en
Publication of JP2003255438A publication Critical patent/JP2003255438A/ja
Publication of JP2003255438A5 publication Critical patent/JP2003255438A5/ja
Pending legal-status Critical Current

Links

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 +-++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Studio Devices (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lens Barrels (AREA)
  • Diaphragms For Cameras (AREA)
  • Blocking Light For Cameras (AREA)
JP2002053857A 2002-02-28 2002-02-28 ズームレンズ及びそれを有する光学機器 Pending JP2003255438A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002053857A JP2003255438A (ja) 2002-02-28 2002-02-28 ズームレンズ及びそれを有する光学機器
US10/372,539 US6754009B2 (en) 2002-02-28 2003-02-24 Zoom lens and image taking apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002053857A JP2003255438A (ja) 2002-02-28 2002-02-28 ズームレンズ及びそれを有する光学機器

Publications (2)

Publication Number Publication Date
JP2003255438A true JP2003255438A (ja) 2003-09-10
JP2003255438A5 JP2003255438A5 (https=) 2005-06-23

Family

ID=28034804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002053857A Pending JP2003255438A (ja) 2002-02-28 2002-02-28 ズームレンズ及びそれを有する光学機器

Country Status (2)

Country Link
US (1) US6754009B2 (https=)
JP (1) JP2003255438A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011070221A (ja) * 2010-12-20 2011-04-07 Fujifilm Corp 防振機能付き変倍光学系および該変倍光学系を搭載した撮像装置
CN104991330A (zh) * 2015-07-13 2015-10-21 安徽长庚光学科技有限公司 一种新型摄影镜头

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4508521B2 (ja) * 2002-07-16 2010-07-21 オリンパス株式会社 撮像装置
JP4319582B2 (ja) * 2004-05-12 2009-08-26 Ｈｏｙａ株式会社 ズームレンズ系
JP2007272055A (ja) * 2006-03-31 2007-10-18 Olympus Corp 撮像機器
JP5568923B2 (ja) * 2009-08-25 2014-08-13 株式会社リコー 撮像光学系およびカメラ装置および携帯情報端末装置
US8054560B2 (en) * 2010-03-30 2011-11-08 A-Optronics Technology Inc. Zoom lens
TWI475246B (zh) 2011-04-15 2015-03-01 Largan Precision Co 具濾光元件之光學取像鏡頭
FR3127633B1 (fr) * 2021-09-24 2025-05-30 Lynred Dispositif d’imagerie infrarouge

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2740890B2 (ja) 1986-03-06 1998-04-15 キヤノン株式会社 リヤーフオーカス式ズームレンズ
JP2538526B2 (ja) * 1986-03-17 1996-09-25 キヤノン株式会社 ズ−ムレンズ
JP2561637B2 (ja) 1986-04-21 1996-12-11 キヤノン株式会社 ２つの合焦用レンズ群を有したズ−ムレンズ
US5189558A (en) * 1990-06-11 1993-02-23 Olympus Optical Co., Ltd. Vari-focal system having short total length
JP3147167B2 (ja) 1990-06-11 2001-03-19 オリンパス光学工業株式会社 ズームレンズ
JP3264949B2 (ja) 1991-09-02 2002-03-11 オリンパス光学工業株式会社 全長の短い変倍レンズ
JPH05281591A (ja) 1992-03-31 1993-10-29 Sony Corp 撮影レンズの絞り装置
JPH06224213A (ja) 1993-01-28 1994-08-12 Toyota Autom Loom Works Ltd 半導体装置の製造方法
US5963378A (en) * 1994-03-30 1999-10-05 Canon Kabushiki Kaisha Zoom lens
JP3363571B2 (ja) 1994-03-30 2003-01-08 キヤノン株式会社 リヤフォーカス式のズームレンズと撮像系
US6166864A (en) * 1998-03-10 2000-12-26 Canon Kabushiki Kaisha Zoom lens and optical apparatus using the same
JP3962481B2 (ja) 1998-04-23 2007-08-22 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
US6344932B1 (en) * 1999-01-19 2002-02-05 Canon Kabushiki Kaisha Zoom lens and optical apparatus having the same
JP2000305018A (ja) 1999-04-19 2000-11-02 Sony Corp ズームレンズ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011070221A (ja) * 2010-12-20 2011-04-07 Fujifilm Corp 防振機能付き変倍光学系および該変倍光学系を搭載した撮像装置
CN104991330A (zh) * 2015-07-13 2015-10-21 安徽长庚光学科技有限公司 一种新型摄影镜头

Also Published As

Publication number Publication date
US20030174411A1 (en) 2003-09-18
US6754009B2 (en) 2004-06-22

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