JP4319582B2 - ズームレンズ系 - Google Patents

ズームレンズ系 Download PDF

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Publication number
JP4319582B2
JP4319582B2 JP2004142893A JP2004142893A JP4319582B2 JP 4319582 B2 JP4319582 B2 JP 4319582B2 JP 2004142893 A JP2004142893 A JP 2004142893A JP 2004142893 A JP2004142893 A JP 2004142893A JP 4319582 B2 JP4319582 B2 JP 4319582B2
Authority
JP
Japan
Prior art keywords
lens
lens group
focal length
positive
object side
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
JP2004142893A
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English (en)
Japanese (ja)
Other versions
JP2005326516A (ja
JP2005326516A5 (enExample
Inventor
修二 米山
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.)
Hoya Corp
Original Assignee
Hoya Corp
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 Hoya Corp filed Critical Hoya Corp
Priority to JP2004142893A priority Critical patent/JP4319582B2/ja
Priority to US11/126,235 priority patent/US6982836B2/en
Priority to DE102005022116A priority patent/DE102005022116B4/de
Publication of JP2005326516A publication Critical patent/JP2005326516A/ja
Publication of JP2005326516A5 publication Critical patent/JP2005326516A5/ja
Application granted granted Critical
Publication of JP4319582B2 publication Critical patent/JP4319582B2/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 +-++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2004142893A 2004-05-12 2004-05-12 ズームレンズ系 Expired - Fee Related JP4319582B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004142893A JP4319582B2 (ja) 2004-05-12 2004-05-12 ズームレンズ系
US11/126,235 US6982836B2 (en) 2004-05-12 2005-05-11 Zoom lens system
DE102005022116A DE102005022116B4 (de) 2004-05-12 2005-05-12 Variolinsensystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004142893A JP4319582B2 (ja) 2004-05-12 2004-05-12 ズームレンズ系

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009104701A Division JP4723012B2 (ja) 2009-04-23 2009-04-23 ズームレンズ系

Publications (3)

Publication Number Publication Date
JP2005326516A JP2005326516A (ja) 2005-11-24
JP2005326516A5 JP2005326516A5 (enExample) 2006-01-12
JP4319582B2 true JP4319582B2 (ja) 2009-08-26

Family

ID=35309137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004142893A Expired - Fee Related JP4319582B2 (ja) 2004-05-12 2004-05-12 ズームレンズ系

Country Status (3)

Country Link
US (1) US6982836B2 (enExample)
JP (1) JP4319582B2 (enExample)
DE (1) DE102005022116B4 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4898379B2 (ja) * 2006-10-11 2012-03-14 キヤノン株式会社 撮影光学系及びそれを有する撮像装置
JP5143532B2 (ja) * 2007-11-15 2013-02-13 富士フイルム株式会社 ズームレンズおよび撮像装置
JP2010102096A (ja) * 2008-10-23 2010-05-06 Fujinon Corp ズームレンズおよび撮像装置
JP5229954B2 (ja) * 2009-01-08 2013-07-03 富士フイルム株式会社 ズームレンズおよび撮像装置
JP5429612B2 (ja) * 2009-03-18 2014-02-26 株式会社リコー ズームレンズ、情報装置および撮像装置
JP5345042B2 (ja) * 2009-07-29 2013-11-20 富士フイルム株式会社 ズームレンズ
CN101988986B (zh) * 2009-07-29 2014-03-12 富士胶片株式会社 变焦透镜
JP2011203387A (ja) * 2010-03-24 2011-10-13 Olympus Imaging Corp 結像光学系及びそれを有する電子撮像装置
JP5566814B2 (ja) * 2010-08-31 2014-08-06 富士フイルム株式会社 変倍光学系および撮像装置
JP5782111B2 (ja) * 2011-04-05 2015-09-24 富士フイルム株式会社 ズームレンズおよび撮像装置
CN112394500B (zh) * 2020-12-01 2022-06-07 福建福光股份有限公司 一种8k超清变焦可见光电视摄像机镜头

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776680A (en) * 1985-05-11 1988-10-11 Canon Kabushiki Kaisha High range zoom lens of reduced size
US5134524A (en) * 1989-06-09 1992-07-28 Canon Kabushiki Kaisha Rear focus type zoom lens
US5568321A (en) * 1990-11-16 1996-10-22 Canon Kabushiki Kaisha Zoom lens
JP3184581B2 (ja) * 1991-11-27 2001-07-09 キヤノン株式会社 ズームレンズ
US5784205A (en) * 1992-11-13 1998-07-21 Canon Kabushiki Kaisha Zoom lens
JP3097395B2 (ja) 1993-05-26 2000-10-10 キヤノン株式会社 リヤーフォーカス式のズームレンズ
US5530592A (en) * 1993-04-30 1996-06-25 Canon Kabushiki Kaisha Zoom lens of rear focus type
US5748383A (en) * 1995-11-14 1998-05-05 Nikon Corporation Variable focal length optical system
US6226130B1 (en) * 1996-04-09 2001-05-01 Canon Kabushiki Kaisha Zoom lens
JP2901144B2 (ja) 1996-04-22 1999-06-07 キヤノン株式会社 ズームレンズ
US6473231B2 (en) * 1997-03-18 2002-10-29 Canon Kabushiki Kaisha Variable magnification optical system having image stabilizing function
US6084722A (en) * 1997-07-02 2000-07-04 Canon Kabushiki Kaisha Zoom lens of rear focus type and image pickup apparatus
US6128140A (en) * 1998-06-16 2000-10-03 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens system
JP3360817B2 (ja) 1998-06-16 2003-01-07 ペンタックス株式会社 ズームレンズ系
JP2000081572A (ja) * 1998-09-04 2000-03-21 Fuji Photo Optical Co Ltd ズームレンズ
JP2000121942A (ja) * 1998-10-16 2000-04-28 Olympus Optical Co Ltd ズームレンズ
JP2000171712A (ja) 1998-12-07 2000-06-23 Ricoh Co Ltd ズームレンズ
JP3598971B2 (ja) * 2000-04-07 2004-12-08 ミノルタ株式会社 撮像レンズ装置
JP3524482B2 (ja) * 2000-09-26 2004-05-10 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
JP2002365550A (ja) * 2001-06-06 2002-12-18 Canon Inc ズームレンズ及びそれを有する光学機器
JP2003255438A (ja) * 2002-02-28 2003-09-10 Canon Inc ズームレンズ及びそれを有する光学機器
JP2003315676A (ja) * 2002-04-19 2003-11-06 Pentax Corp ズームレンズ系
JP4366063B2 (ja) * 2002-09-19 2009-11-18 キヤノン株式会社 ズームレンズ及びそれを有するカメラ

Also Published As

Publication number Publication date
JP2005326516A (ja) 2005-11-24
DE102005022116B4 (de) 2009-04-09
DE102005022116A1 (de) 2005-12-08
US20050254138A1 (en) 2005-11-17
US6982836B2 (en) 2006-01-03

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