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ES2069667T3 - Lente de objetivo retrofocal y dispositivo de escaneo optico dotado con tal lente. - Google Patents

Lente de objetivo retrofocal y dispositivo de escaneo optico dotado con tal lente.

Info

Publication number
ES2069667T3
ES2069667T3 ES90201205T ES90201205T ES2069667T3 ES 2069667 T3 ES2069667 T3 ES 2069667T3 ES 90201205 T ES90201205 T ES 90201205T ES 90201205 T ES90201205 T ES 90201205T ES 2069667 T3 ES2069667 T3 ES 2069667T3
Authority
ES
Spain
Prior art keywords
lens
scanning device
optical scanning
retrofocal
device given
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 - Lifetime
Application number
ES90201205T
Other languages
English (en)
Inventor
Josephus Johannes Maria Braat
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of ES2069667T3 publication Critical patent/ES2069667T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Automatic Focus Adjustment (AREA)
  • Mechanical Optical Scanning Systems (AREA)

Abstract

UNA LENTE OBJETIVO (20) Y UN DISPOSITIVO DE EXPLORACION OPTICO PROVISTO CON DICHA LENTE (30, 20, 50). AMBAS SUPERFICIES DE LA LENTE (22,23) VISTA DESDE EL LADO DEL OBJETO SON CONCAVAS EN TANTO QUE LA LONGITUD FOCAL ES CONSIDERABLEMENTE MENOR QUE EL GROSOR (D) A LO LARGO DEL EJE Y LA SUPERFICIE (23) DEL LADO DE LA IMAGEN ES ESFERICA. CUANDO SE UTILIZA ESTA LENTE OBJETIVO, EL DISPOSITIVO DE EXPLORACION PUEDE SER MUY COMPACTO.
ES90201205T 1989-05-19 1990-05-14 Lente de objetivo retrofocal y dispositivo de escaneo optico dotado con tal lente. Expired - Lifetime ES2069667T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8901245A NL8901245A (nl) 1989-05-19 1989-05-19 Retrofokus objektieflens en optische aftastinrichting voorzien van een dergelijke lens.

Publications (1)

Publication Number Publication Date
ES2069667T3 true ES2069667T3 (es) 1995-05-16

Family

ID=19854668

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90201205T Expired - Lifetime ES2069667T3 (es) 1989-05-19 1990-05-14 Lente de objetivo retrofocal y dispositivo de escaneo optico dotado con tal lente.

Country Status (9)

Country Link
US (1) US4986641A (es)
EP (1) EP0398431B1 (es)
JP (1) JPH0323413A (es)
KR (1) KR900018714A (es)
CN (1) CN1025371C (es)
AT (1) ATE117439T1 (es)
DE (1) DE69016093T2 (es)
ES (1) ES2069667T3 (es)
NL (1) NL8901245A (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8903013A (nl) * 1989-11-02 1991-06-03 Philips Nv Rasterobjektief en raster-bundelomvormer alsmede optische aftastinrichting voorzien van minstens een van deze elementen.
JPH0416910A (ja) * 1990-05-11 1992-01-21 Omron Corp 光学レンズ
US5465247A (en) * 1992-05-14 1995-11-07 Olympus Optical Co., Ltd. Optical head
US5274479A (en) * 1992-07-30 1993-12-28 Hughes Aircraft Company Mirror alignment and/or figure sensing with surface mounted holographic optical elements
JP3019902B2 (ja) * 1992-10-26 2000-03-15 松下電器産業株式会社 焦点誤差検出素子とそれを用いた光ヘッド
US5815293A (en) * 1993-02-01 1998-09-29 Matsushita Electric Industrial Co., Ltd. Compound objective lens having two focal points
JPH08313805A (ja) * 1995-05-18 1996-11-29 Sony Corp レンズ装置及び紫外線集光装置
JP2795233B2 (ja) * 1995-09-29 1998-09-10 日本電気株式会社 光ヘッド装置
JP3651844B2 (ja) * 2001-02-09 2005-05-25 シャープ株式会社 撮像装置およびその製造方法
US7001541B2 (en) * 2001-09-14 2006-02-21 Inphase Technologies, Inc. Method for forming multiply patterned optical articles
US6746631B2 (en) * 2001-09-28 2004-06-08 Polaroid Corporation Shaped plastic lenses and method for making the same
US6847498B2 (en) 2001-10-17 2005-01-25 Inphase Technologies, Inc. Holographic storage lenses
US6825960B2 (en) * 2002-01-15 2004-11-30 Inphase Technologies, Inc. System and method for bitwise readout holographic ROM
US6831762B2 (en) * 2002-02-19 2004-12-14 Inphase Technologies, Inc. System and method for holographic storage with optical folding
US6924942B2 (en) * 2002-03-22 2005-08-02 Inphase Technologies Holographic storage lenses
US7180644B2 (en) * 2002-04-03 2007-02-20 Inphase Technologies, Inc. Holographic storage lenses
JP2004178701A (ja) * 2002-11-27 2004-06-24 Samsung Electro Mech Co Ltd 対物レンズ及び光ピックアップ装置
US7362507B2 (en) 2005-07-29 2008-04-22 3M Innovative Properties Company Polarizing beam splitter
US7529029B2 (en) 2005-07-29 2009-05-05 3M Innovative Properties Company Polarizing beam splitter
US20070082179A1 (en) * 2005-10-07 2007-04-12 Wade James J Method and apparatus for forming optical articles
JP4991582B2 (ja) * 2007-02-16 2012-08-01 キヤノン株式会社 偏向装置、及びイメージング装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1278131C2 (de) * 1965-11-18 1974-03-21 Taisuke Tsugami Asphaerische Linse
DE1965069A1 (de) * 1969-12-27 1971-07-15 Eltro Gmbh Mit einer asphaerischen Linse ausgestatteter gekuehlter Detektor fuer Infrarotstrahlung
NL7907216A (nl) * 1979-09-28 1981-03-31 Philips Nv Optisch fokusfout-detektiestelsel.
US4545653A (en) * 1981-01-07 1985-10-08 Digital Recording Corporation Focusing elements and system for producing a prescribed energy distribution along an axial focal zone
NL8304213A (nl) * 1983-12-07 1985-07-01 Philips Nv Enkelvoudige lens met een asferisch oppervlak.
DE3421705C2 (de) * 1984-06-12 1986-10-02 Ingolf Dr. 3300 Braunschweig Weingärtner Abtastobjektiv mit einem Hologramm
NL8403198A (nl) * 1984-10-22 1986-05-16 Philips Nv Enkelvoudige bi-asferische lens.
JPH0514334Y2 (es) * 1986-10-01 1993-04-16
NL8603010A (nl) * 1986-11-27 1988-06-16 Philips Nv Optische aftastinrichting.
JPS63199301A (ja) * 1987-02-14 1988-08-17 Victor Co Of Japan Ltd レンズ
US4835380A (en) * 1987-06-11 1989-05-30 U. S. Philips Corporation Scanning device for an optical recording and/or reproducing apparatus

Also Published As

Publication number Publication date
CN1047395A (zh) 1990-11-28
CN1025371C (zh) 1994-07-06
US4986641A (en) 1991-01-22
KR900018714A (ko) 1990-12-22
DE69016093D1 (de) 1995-03-02
ATE117439T1 (de) 1995-02-15
EP0398431B1 (en) 1995-01-18
NL8901245A (nl) 1990-12-17
DE69016093T2 (de) 1995-08-24
JPH0323413A (ja) 1991-01-31
EP0398431A1 (en) 1990-11-22

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