CN101510002B - 光学系统及包括光学系统的光学装置 - Google Patents

光学系统及包括光学系统的光学装置 Download PDF

Info

Publication number
CN101510002B
CN101510002B CN2009100043576A CN200910004357A CN101510002B CN 101510002 B CN101510002 B CN 101510002B CN 2009100043576 A CN2009100043576 A CN 2009100043576A CN 200910004357 A CN200910004357 A CN 200910004357A CN 101510002 B CN101510002 B CN 101510002B
Authority
CN
China
Prior art keywords
lens
optical system
negative lens
lines
angle
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
CN2009100043576A
Other languages
English (en)
Chinese (zh)
Other versions
CN101510002A (zh
Inventor
杉田茂宣
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
Publication of CN101510002A publication Critical patent/CN101510002A/zh
Application granted granted Critical
Publication of CN101510002B publication Critical patent/CN101510002B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives
    • 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
    • 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
    • G02B15/1445—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 negative
    • G02B15/144515—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 negative 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
    • G02B15/16—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/177—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a negative front lens or group of lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Studio Devices (AREA)
CN2009100043576A 2008-02-12 2009-02-12 光学系统及包括光学系统的光学装置 Active CN101510002B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008030299A JP5207761B2 (ja) 2008-02-12 2008-02-12 光学系及びそれを有する光学機器
JP2008030299 2008-02-12
JP2008-030299 2008-02-12

Publications (2)

Publication Number Publication Date
CN101510002A CN101510002A (zh) 2009-08-19
CN101510002B true CN101510002B (zh) 2011-10-12

Family

ID=40445579

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009100043576A Active CN101510002B (zh) 2008-02-12 2009-02-12 光学系统及包括光学系统的光学装置

Country Status (4)

Country Link
US (1) US7715121B2 (enExample)
EP (1) EP2090916B1 (enExample)
JP (1) JP5207761B2 (enExample)
CN (1) CN101510002B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8369030B2 (en) * 2009-05-25 2013-02-05 Ricoh Company, Limited Image forming lens, camera device, and handheld terminal
JP5590498B2 (ja) * 2009-09-07 2014-09-17 株式会社ニコン 投射装置
CN102736226B (zh) * 2010-03-04 2014-06-04 大立光电股份有限公司 摄影透镜系统
US8780463B2 (en) * 2010-06-24 2014-07-15 Ricoh Company, Ltd. Image-forming lens, and imaging apparatus and information device using the image-forming lens
JP5807166B2 (ja) * 2010-07-12 2015-11-10 パナソニックＩｐマネジメント株式会社 ズームレンズ系、交換レンズ装置及びカメラシステム
JP5463265B2 (ja) * 2010-11-17 2014-04-09 株式会社タムロン 広角レンズ
EP3462224A1 (en) * 2011-07-05 2019-04-03 Nittoh Inc. Projection optical system and projector apparatus
EA016646B1 (ru) * 2011-08-23 2012-06-29 Закрытое Акционерное Общество "Импульс" Проекционный светосильный объектив (варианты)
JP2013044964A (ja) * 2011-08-24 2013-03-04 Tamron Co Ltd ズームレンズ
JP5864969B2 (ja) * 2011-09-08 2016-02-17 キヤノン株式会社 光学系及びそれを用いた撮像装置
JP2014059480A (ja) * 2012-09-18 2014-04-03 Ricoh Co Ltd ズームレンズ及びプロジェクタ
JP5777592B2 (ja) * 2012-11-06 2015-09-09 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
WO2015178095A1 (ja) * 2014-05-19 2015-11-26 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
JP6632311B2 (ja) * 2015-10-14 2020-01-22 キヤノン株式会社 光学系及びそれを有する撮像装置
CN107436474B (zh) * 2016-05-26 2021-04-16 信泰光学(深圳)有限公司 投影镜头
JP6781964B2 (ja) * 2017-03-28 2020-11-11 株式会社ニコン 光学系及び光学機器
US10228543B2 (en) * 2017-03-31 2019-03-12 Sony Interactive Entertainment Inc. Zoom apparatus and associated methods
JP7086635B2 (ja) * 2018-02-20 2022-06-20 キヤノン株式会社 レンズ装置およびそれを有する撮像装置
JP7140571B2 (ja) 2018-07-04 2022-09-21 キヤノン株式会社 光学系および撮像装置
JP2022114764A (ja) * 2021-01-27 2022-08-08 キヤノン株式会社 光学系、撮像装置、車載システムおよび移動装置
JP7697217B2 (ja) * 2021-02-01 2025-06-24 株式会社リコー 単焦点レンズ、交換レンズ及び撮像装置
JP2023163074A (ja) * 2022-04-27 2023-11-09 キヤノン株式会社 光学系および撮像装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6621645B2 (en) * 1999-12-02 2003-09-16 Nikon Corporation Super wide-angle lens and photographing apparatus having the same
US6687061B2 (en) * 2001-07-30 2004-02-03 Pentax Corporation Wide-angle lens system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232342A (en) * 1975-09-08 1977-03-11 Canon Inc Variable magnification optical unit
JP4007468B2 (ja) * 1998-07-23 2007-11-14 フジノン株式会社 バックフォーカスの長い広角レンズ
JP4323595B2 (ja) 1998-11-10 2009-09-02 キヤノン株式会社 撮影光学系及びカメラ
JP4349553B2 (ja) * 2002-01-17 2009-10-21 フジノン株式会社 バックフォーカスの長い固定焦点の広角レンズ
JP2004233797A (ja) * 2003-01-31 2004-08-19 Tamron Co Ltd 投射レンズ
JP2005106878A (ja) * 2003-09-29 2005-04-21 Sigma Corp 超広角レンズ系
JP2005173275A (ja) 2003-12-12 2005-06-30 Sigma Corp 超広角レンズ
JP4756903B2 (ja) * 2005-04-28 2011-08-24 キヤノン株式会社 広角レンズ、及びズームレンズ
JP4945989B2 (ja) 2005-09-29 2012-06-06 株式会社ニコン ズームレンズ
JP2007178894A (ja) 2005-12-28 2007-07-12 Canon Inc ズームレンズ及びそれを有する画像投写装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6621645B2 (en) * 1999-12-02 2003-09-16 Nikon Corporation Super wide-angle lens and photographing apparatus having the same
US6687061B2 (en) * 2001-07-30 2004-02-03 Pentax Corporation Wide-angle lens system

Also Published As

Publication number Publication date
CN101510002A (zh) 2009-08-19
JP2009192599A (ja) 2009-08-27
US7715121B2 (en) 2010-05-11
EP2090916A1 (en) 2009-08-19
JP5207761B2 (ja) 2013-06-12
US20090201590A1 (en) 2009-08-13
EP2090916B1 (en) 2018-01-24

Similar Documents

Publication Publication Date Title
CN101510002B (zh) 光学系统及包括光学系统的光学装置
JP5495800B2 (ja) 光学系及びそれを有する撮像装置
US9995925B2 (en) Observation optical system, and image displaying apparatus having the same
WO2007063891A1 (ja) 魚眼レンズ及び撮像装置
JP2014074814A (ja) 接眼光学系、光学機器及び観察方法
US9110238B2 (en) Ocular optical system and image pick-up apparatus incorporating the same
JP2016200743A (ja) 光学系及びそれを有する撮像装置
US20120019925A1 (en) Zoom lens system, imaging device and camera
JP6579998B2 (ja) 結像光学系、投写型表示装置、および、撮像装置
CN107942477A (zh) 光学系统和光学装置
CN105527700B (zh) 望远镜头以及具有该望远镜头的摄像装置
JP2018092184A (ja) 光学系、光学機器及び光学系の製造方法
JP2013137411A (ja) 光学系及びそれを有する光学機器
CN104536121A (zh) 变焦透镜以及配备该变焦透镜的图像拾取装置
JP5387139B2 (ja) 結像レンズおよびカメラ装置および携帯情報端末装置
JP2018005099A (ja) 大口径レンズ
US9019622B2 (en) Zoom lens, optical apparatus, and method for manufacturing zoom lens
US7589905B2 (en) Optical system and optical apparatus including the same
CN104145200B (zh) 光学系统、光学装置和制造光学系统的方法
JP2014074815A (ja) 接眼光学系、光学機器及び観察方法
CN110568599B (zh) 变焦透镜和图像拾取装置
CN102289059A (zh) 变焦镜头和成像设备
JP2011027859A (ja) 撮像光学系およびカメラ装置および携帯情報端末装置
CN111983792B (zh) 变焦透镜和包括该变焦透镜的成像装置
JP5310352B2 (ja) 結像レンズおよびカメラ装置および携帯情報端末装置

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant