DE69211827D1 - Zoomobjektiv mit refraktiven und diffraktiven optischen Elementen - Google Patents

Zoomobjektiv mit refraktiven und diffraktiven optischen Elementen

Info

Publication number
DE69211827D1
DE69211827D1 DE69211827T DE69211827T DE69211827D1 DE 69211827 D1 DE69211827 D1 DE 69211827D1 DE 69211827 T DE69211827 T DE 69211827T DE 69211827 T DE69211827 T DE 69211827T DE 69211827 D1 DE69211827 D1 DE 69211827D1
Authority
DE
Germany
Prior art keywords
refractive
zoom lens
optical elements
diffractive optical
diffractive
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
DE69211827T
Other languages
English (en)
Other versions
DE69211827T2 (de
Inventor
Chungte W Chen
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE69211827D1 publication Critical patent/DE69211827D1/de
Publication of DE69211827T2 publication Critical patent/DE69211827T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B15/143—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 three groups only
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE69211827T 1991-12-20 1992-11-27 Zoomobjektiv mit refraktiven und diffraktiven optischen Elementen Expired - Fee Related DE69211827T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/811,485 US5268790A (en) 1991-12-20 1991-12-20 Zoom lens employing refractive and diffractive optical elements

Publications (2)

Publication Number Publication Date
DE69211827D1 true DE69211827D1 (de) 1996-08-01
DE69211827T2 DE69211827T2 (de) 1997-02-06

Family

ID=25206672

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69211827T Expired - Fee Related DE69211827T2 (de) 1991-12-20 1992-11-27 Zoomobjektiv mit refraktiven und diffraktiven optischen Elementen

Country Status (4)

Country Link
US (1) US5268790A (de)
EP (1) EP0549146B1 (de)
DE (1) DE69211827T2 (de)
ES (1) ES2089419T3 (de)

Families Citing this family (57)

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DE4228962C2 (de) * 1991-08-30 1996-08-14 Kansei Kk Optisches System zum Vergrößern eines Anzeigefeldes
JPH06324262A (ja) * 1993-05-11 1994-11-25 Olympus Optical Co Ltd 撮像光学系
US5631779A (en) * 1993-05-24 1997-05-20 Olympus Optical Co., Ltd. Objective lens system
US5581405A (en) * 1993-12-29 1996-12-03 Eastman Kodak Company Hybrid refractive/diffractive achromatic camera lens and camera using such
US5589983A (en) * 1993-12-29 1996-12-31 Eastman Kodak Company Method of manufacturing a diffractive surface profile
US5543966A (en) * 1993-12-29 1996-08-06 Eastman Kodak Company Hybrid refractive/diffractive achromatic camera lens
US5493441A (en) * 1994-01-13 1996-02-20 Texas Instruments Incorporated Infrared continuous zoom telescope using diffractive optics
US5691847A (en) * 1994-08-08 1997-11-25 Hughes Aircraft Company Athermalized and achromatized optical systems employing diffractive optical element
JP3445404B2 (ja) * 1994-08-12 2003-09-08 ペンタックス株式会社 投影レンズ及び投影装置
JP2795214B2 (ja) * 1994-10-12 1998-09-10 日本電気株式会社 Ｖｄｔ障害緩和方法および画像周波数減衰装置およびｖｄｔアダプタ
US5745301A (en) * 1994-12-19 1998-04-28 Benopcon, Inc. Variable power lens systems for producing small images
US7218448B1 (en) 1997-03-17 2007-05-15 The Regents Of The University Of Colorado Extended depth of field optical systems
US20030057353A1 (en) * 2001-07-20 2003-03-27 Dowski Edward Raymond Wavefront coding zoom lens imaging systems
JPH08286113A (ja) * 1995-04-17 1996-11-01 Olympus Optical Co Ltd 対物レンズ
US5619381A (en) * 1995-06-02 1997-04-08 Texas Instruments Incorporated Offset zoom lens for reflective light modulators
US5717525A (en) * 1995-08-16 1998-02-10 Eastman Kodak Company Zoom lenses
US5731914A (en) * 1995-08-16 1998-03-24 Eastman Kodak Company Zoom lens
US6067196A (en) * 1996-01-16 2000-05-23 Minolta Co., Ltd. Zoom lens system
US6236515B1 (en) 1996-01-16 2001-05-22 Minolta Co., Ltd. Zoom lens system
US5715090A (en) * 1996-02-20 1998-02-03 Eastman Kodak Company Color corrected viewfinder including a negative power lens component having a diffractive surface
US5796514A (en) * 1996-03-04 1998-08-18 Raytheon Ti Systems, Inc. Infrared zoom lens assembly having a variable F/number
US5852516A (en) * 1996-03-04 1998-12-22 Raytheon Ti Systems, Inc. Dual purpose infrared lens assembly using diffractive optics
JPH09265042A (ja) * 1996-03-29 1997-10-07 Minolta Co Ltd 手ぶれ補正機能付き撮影光学系
US5818634A (en) * 1996-08-05 1998-10-06 Motorola, Inc. Dual mode optical Magnifier system
US6606200B1 (en) 1996-09-19 2003-08-12 Canon Kabushiki Kaisha Zoom lens device and optical apparatus provided with the same
JPH10170818A (ja) * 1996-10-08 1998-06-26 Canon Inc 光学系及びそれを用いた光学機器
JP3853889B2 (ja) * 1996-11-28 2006-12-06 オリンパス株式会社 ズームレンズ
JPH10170820A (ja) * 1996-12-13 1998-06-26 Canon Inc 回折光学素子を有した光学系
US5999334A (en) 1997-01-14 1999-12-07 Minolta Co., Ltd. Fixed focal length lens system
WO1998052076A1 (en) * 1997-05-15 1998-11-19 Peck William G Wide angle large aperture imaging lens
JP3691638B2 (ja) * 1997-07-03 2005-09-07 オリンパス株式会社 ズームレンズ及びそれを用いたカメラ
US6141159A (en) * 1997-07-11 2000-10-31 Canon Kabushiki Kaisha Viewfinder optical system
US6081389A (en) * 1997-07-31 2000-06-27 Canon Kabushiki Kaisha Zoom lens of retrofocus type
US6215600B1 (en) 1997-09-30 2001-04-10 Canon Kabushiki Kaisha Zoom lens
JP3505980B2 (ja) * 1997-10-20 2004-03-15 ミノルタ株式会社 撮像装置
US6542301B1 (en) 1997-10-30 2003-04-01 Canon Kabushiki Kaisha Zoom lens and image scanner using it
JP3314021B2 (ja) * 1997-10-31 2002-08-12 キヤノン株式会社 ズームレンズ
US5980454A (en) * 1997-12-01 1999-11-09 Endonetics, Inc. Endoscopic imaging system employing diffractive optical elements
JP3686253B2 (ja) * 1998-04-10 2005-08-24 オリンパス株式会社 回折光学素子を用いたズームレンズ
JP4004140B2 (ja) * 1998-04-30 2007-11-07 オリンパス株式会社 回折光学素子を用いたズームレンズ及びそれを用いた撮像装置
JP3843607B2 (ja) 1998-06-19 2006-11-08 コニカミノルタビジネステクノロジーズ株式会社 ズームレンズ
JP2001066522A (ja) * 1999-08-31 2001-03-16 Fuji Photo Optical Co Ltd 画像表示装置用接眼レンズ
US6317268B1 (en) * 1999-11-23 2001-11-13 Eastman Kodak Company Movie projection lens
JP2001305429A (ja) 2000-04-20 2001-10-31 Canon Inc ズームレンズ及びそれを用いた光学機器
JP3542552B2 (ja) 2000-09-29 2004-07-14 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
JP3605034B2 (ja) 2000-12-22 2004-12-22 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
JP2002244044A (ja) 2001-02-19 2002-08-28 Canon Inc ズームレンズ及びそれを用いた光学機器
US6763186B2 (en) * 2002-01-25 2004-07-13 Canon Kabushiki Kaisha Zoom lens, and camera incorporating such zoom lens
JP2003215457A (ja) * 2002-01-25 2003-07-30 Canon Inc ズームレンズ及びそれを有する光学機器
JP4764051B2 (ja) * 2005-04-01 2011-08-31 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
JP5420255B2 (ja) 2006-03-06 2014-02-19 オムニビジョン テクノロジーズ， インコーポレイテッド 波面コーディングを有するズームレンズシステム
JP5028103B2 (ja) * 2007-02-15 2012-09-19 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
JP6245507B2 (ja) * 2013-09-11 2017-12-13 株式会社リコー ズームレンズ、カメラおよび携帯情報端末装置
US10677969B2 (en) * 2013-11-27 2020-06-09 Magic Leap, Inc. Manufacturing for virtual and augmented reality systems and components
JP6873041B2 (ja) * 2015-03-05 2021-05-19 マジック リープ， インコーポレイテッドＭａｇｉｃ Ｌｅａｐ，Ｉｎｃ． 第１の回折光学要素を含む接眼レンズを製造する方法
JP6544971B2 (ja) * 2015-04-03 2019-07-17 株式会社タムロン 光学系及び撮像装置
CN107450155B (zh) * 2016-05-31 2021-10-08 扬明光学股份有限公司 光学镜头

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023814B1 (de) * 1970-07-25 1975-08-11
US4072395A (en) * 1976-05-24 1978-02-07 The United States Of America As Represented By The Secretary Of The Navy Microscope
US5013133A (en) * 1988-10-31 1991-05-07 The University Of Rochester Diffractive optical imaging lens systems
JPH0833526B2 (ja) * 1988-11-28 1996-03-29 キヤノン株式会社 光学的ローパスフィルターを有した撮影レンズ
US5044706A (en) * 1990-02-06 1991-09-03 Hughes Aircraft Company Optical element employing aspherical and binary grating optical surfaces
US5148314A (en) * 1991-06-06 1992-09-15 Chen Chungte W Optical systems employing refractive and diffractive optical elements to correct for chromatic aberration
US5151823A (en) * 1991-09-23 1992-09-29 Hughes Aircraft Company Biocular eyepiece optical system employing refractive and diffractive optical elements

Also Published As

Publication number Publication date
DE69211827T2 (de) 1997-02-06
US5268790A (en) 1993-12-07
EP0549146A1 (de) 1993-06-30
EP0549146B1 (de) 1996-06-26
ES2089419T3 (es) 1996-10-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RAYTHEON CO., LEXINGTON, MASS., US

8339 Ceased/non-payment of the annual fee