DE602005004946D1 - Zoomlinsensystem - Google Patents

Zoomlinsensystem

Info

Publication number
DE602005004946D1
DE602005004946D1 DE602005004946T DE602005004946T DE602005004946D1 DE 602005004946 D1 DE602005004946 D1 DE 602005004946D1 DE 602005004946 T DE602005004946 T DE 602005004946T DE 602005004946 T DE602005004946 T DE 602005004946T DE 602005004946 D1 DE602005004946 D1 DE 602005004946D1
Authority
DE
Germany
Prior art keywords
zoom lens
lens system
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.)
Active
Application number
DE602005004946T
Other languages
English (en)
Other versions
DE602005004946T2 (de
Inventor
Makoto Sato
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.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co Ltd
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
Priority claimed from JP2004276311A external-priority patent/JP2005242291A/ja
Priority claimed from JP2004276310A external-priority patent/JP4513476B2/ja
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of DE602005004946D1 publication Critical patent/DE602005004946D1/de
Application granted granted Critical
Publication of DE602005004946T2 publication Critical patent/DE602005004946T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B15/142—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 two groups only
    • G02B15/1425—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 two groups only the first group being negative
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/02—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of crystals, e.g. rock-salt, semi-conductors
    • 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
    • G02B3/00—Simple or compound lenses
    • G02B3/0087—Simple or compound lenses with index gradient
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B2003/0093—Simple or compound lenses characterised by the shape

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Lenses (AREA)
DE602005004946T 2004-01-30 2005-01-26 Zoomlinsensystem Active DE602005004946T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2004023315 2004-01-30
JP2004023315 2004-01-30
JP2004276311A JP2005242291A (ja) 2004-01-30 2004-09-24 ズームレンズ
JP2004276310 2004-09-24
JP2004276311 2004-09-24
JP2004276310A JP4513476B2 (ja) 2004-01-30 2004-09-24 ズームレンズ

Publications (2)

Publication Number Publication Date
DE602005004946D1 true DE602005004946D1 (de) 2008-04-10
DE602005004946T2 DE602005004946T2 (de) 2008-08-07

Family

ID=34811798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005004946T Active DE602005004946T2 (de) 2004-01-30 2005-01-26 Zoomlinsensystem

Country Status (6)

Country Link
US (1) US7054072B2 (de)
EP (1) EP1577695B1 (de)
KR (1) KR100669924B1 (de)
CN (1) CN100476495C (de)
DE (1) DE602005004946T2 (de)
TW (1) TWI279578B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4657624B2 (ja) * 2004-05-06 2011-03-23 日本電産コパル株式会社 ズームレンズ
JP5028776B2 (ja) * 2005-09-28 2012-09-19 株式会社ニコン ズームレンズ
JP4967294B2 (ja) * 2005-09-29 2012-07-04 株式会社ニコン ２群ズームレンズ
EP1921482A1 (de) * 2006-11-08 2008-05-14 Nikon Corporation Compaktes Retrofokus Zoomobjektiv mit zwei Linsengruppen
KR100882621B1 (ko) * 2006-11-22 2009-02-06 엘지이노텍 주식회사 줌 렌즈
JP5063165B2 (ja) * 2007-04-06 2012-10-31 キヤノン株式会社 ズームレンズ及び画像投射装置
CN101377562B (zh) * 2007-08-30 2010-06-02 鸿富锦精密工业（深圳）有限公司 透镜***
CN100592134C (zh) * 2007-09-24 2010-02-24 鸿富锦精密工业（深圳）有限公司 变焦投影镜头
US7738183B2 (en) * 2007-12-19 2010-06-15 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus having the same
US9392188B2 (en) * 2014-08-10 2016-07-12 Corephotonics Ltd. Zoom dual-aperture camera with folded lens
CN108802975A (zh) * 2017-05-03 2018-11-13 信泰光学(深圳)有限公司 望远镜头
CN110412725B (zh) * 2018-04-28 2021-11-30 宁波舜宇车载光学技术有限公司 光学镜头
CN108957696B (zh) * 2018-08-14 2020-12-11 瑞声光学解决方案私人有限公司 摄像光学镜头
CN109143544B (zh) * 2018-08-14 2020-12-22 瑞声光学解决方案私人有限公司 摄像光学镜头
CN109143541B (zh) * 2018-08-14 2021-03-02 瑞声光学解决方案私人有限公司 摄像光学镜头
CN110346915B (zh) * 2019-07-22 2023-07-21 福建福光天瞳光学有限公司 一种2.8mm高清超广角镜头及其工作方法
CN114911042B (zh) * 2022-05-26 2024-03-08 辽宁中蓝光电科技有限公司 一种车载变焦光学***

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2903479B2 (ja) * 1990-03-30 1999-06-07 オリンパス光学工業株式会社 ズームレンズ
JPH04242709A (ja) * 1990-04-17 1992-08-31 Asahi Optical Co Ltd ズームレンズ
JPH0588084A (ja) * 1991-09-30 1993-04-09 Nikon Corp ２群構成ズームレンズ
US5528428A (en) * 1991-11-13 1996-06-18 Nikon Corporation Compact wide-angle objective lens
JP3200925B2 (ja) * 1992-03-05 2001-08-20 株式会社ニコン 広画角を有するズームレンズ
JPH05249373A (ja) * 1992-03-05 1993-09-28 Nikon Corp 広角ズームレンズ
US5381269A (en) * 1993-03-30 1995-01-10 Eastman Kodak Company Zoom lens
US6545819B1 (en) * 1999-08-31 2003-04-08 Canon Kabushiki Kaisha Zoom lens and optical apparatus having the same
JP4106882B2 (ja) * 2001-08-08 2008-06-25 カシオ計算機株式会社 ズームレンズ
JP4313539B2 (ja) * 2002-03-14 2009-08-12 フジノン株式会社 非球面合成樹脂レンズを有するズームレンズ

Also Published As

Publication number Publication date
TWI279578B (en) 2007-04-21
KR100669924B1 (ko) 2007-01-16
KR20050078227A (ko) 2005-08-04
US7054072B2 (en) 2006-05-30
EP1577695A2 (de) 2005-09-21
DE602005004946T2 (de) 2008-08-07
TW200532239A (en) 2005-10-01
US20050168831A1 (en) 2005-08-04
CN100476495C (zh) 2009-04-08
EP1577695B1 (de) 2008-02-27
EP1577695A3 (de) 2006-05-24
CN1664643A (zh) 2005-09-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition