DE3787285D1 - Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile. - Google Patents

Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile.

Info

Publication number
DE3787285D1
DE3787285D1 DE87201996T DE3787285T DE3787285D1 DE 3787285 D1 DE3787285 D1 DE 3787285D1 DE 87201996 T DE87201996 T DE 87201996T DE 3787285 T DE3787285 T DE 3787285T DE 3787285 D1 DE3787285 D1 DE 3787285D1
Authority
DE
Germany
Prior art keywords
phase
laser diode
coupled laser
optical construction
diode line
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
DE87201996T
Other languages
English (en)
Other versions
DE3787285T2 (de
Inventor
Kimio C O Int Octrooib Tatsuno
Jan C O Int Octrooibu Opschoor
Der Poel Carolus Johannes Van
Ronald Reindert Drenten
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
Hitachi Ltd
Philips Gloeilampenfabrieken 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 Hitachi Ltd, Philips Gloeilampenfabrieken NV filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3787285D1 publication Critical patent/DE3787285D1/de
Publication of DE3787285T2 publication Critical patent/DE3787285T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
    • G02B19/0057—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode in the form of a laser diode array, e.g. laser diode bar
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127—Lasers; Multiple laser arrays
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1359—Single prisms
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1395—Beam splitters or combiners
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Semiconductor Lasers (AREA)
DE87201996T 1987-10-19 1987-10-19 Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile. Expired - Fee Related DE3787285T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP87201996A EP0312652B1 (de) 1987-10-19 1987-10-19 Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile

Publications (2)

Publication Number Publication Date
DE3787285D1 true DE3787285D1 (de) 1993-10-07
DE3787285T2 DE3787285T2 (de) 1994-03-31

Family

ID=8197687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87201996T Expired - Fee Related DE3787285T2 (de) 1987-10-19 1987-10-19 Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile.

Country Status (5)

Country Link
US (1) US4822151A (de)
EP (1) EP0312652B1 (de)
JP (1) JPH01271928A (de)
KR (1) KR890007236A (de)
DE (1) DE3787285T2 (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0734069B2 (ja) * 1987-07-08 1995-04-12 富士写真フイルム株式会社 位相同期半導体レ−ザ光学系
US5289313A (en) * 1988-09-28 1994-02-22 Canon Kabushiki Kaisha Optical head using semiconductor laser array as light source
US4882594A (en) * 1988-10-03 1989-11-21 Polaroid Corporation Method for making a smooth, uniform image of a laser diode array
US5173799A (en) * 1988-10-12 1992-12-22 Fuji Electric Co., Ltd. Wavelength conversion device
JPH02139526A (ja) * 1988-11-21 1990-05-29 Fuji Photo Film Co Ltd 光増幅装置
US5157459A (en) * 1989-08-29 1992-10-20 Asahi Kogaku Kogyo Kabushiki Kaisha Wave front aberration measuring apparatus
JPH03157843A (ja) * 1989-11-16 1991-07-05 Sony Corp 光学ピックアップ装置
JPH03178046A (ja) * 1989-12-07 1991-08-02 Sanyo Electric Co Ltd 光ヘッド装置
ES2142803T3 (es) * 1990-08-01 2000-05-01 Diomed Ltd Fuente luminosa de alta potencia.
JPH0492236A (ja) * 1990-08-07 1992-03-25 Asahi Optical Co Ltd 光ディスク装置の光学系
CH682698A5 (de) * 1990-11-01 1993-10-29 Fisba Optik Ag Bystronic Laser Verfahren, bei dem mehrere, in einer oder mehreren Reihen angeordnete Strahlungsquellen abgebildet werden und Vorrichtung hierzu.
JPH04281231A (ja) * 1990-11-30 1992-10-06 Toshiba Corp 光集束光学系
JPH052152A (ja) * 1990-12-19 1993-01-08 Hitachi Ltd 光ビーム作成方法、装置、それを用いた寸法測定方法、外観検査方法、高さ測定方法、露光方法および半導体集積回路装置の製造方法
US5530641A (en) * 1991-05-17 1996-06-25 Olympus Optical Co., Ltd. Optical recording medium having grooves and lands and/or plural pit lines, and reproducing apparatus therefor
US5331622A (en) * 1991-05-28 1994-07-19 Applied Magnetics Corporation Compact optical head
US5646778A (en) * 1991-05-28 1997-07-08 Discovision Associates Optical beamsplitter
US5155633A (en) * 1991-07-30 1992-10-13 Applied Magnetics Corporation Anamorphic achromatic prism for optical disk heads
US5296958A (en) * 1992-05-29 1994-03-22 Eastman Kodak Company Multiple wavelength laser beam scanning system
US5194980A (en) * 1992-05-29 1993-03-16 Eastman Kodak Company Thresholded, high power laser beam scanning system
CA2155310A1 (en) * 1993-02-03 1994-08-18 Frank C. Gibeau Methods and apparatus for image projection
KR100230227B1 (ko) * 1993-04-30 1999-11-15 윤종용 광픽업
US6366335B1 (en) * 1993-06-09 2002-04-02 U.S. Philips Corporation Polarization-sensitive beam splitter, method of manufacturing such a beam splitter and magneto-optical scanning device including such a beam splitter
JP2922113B2 (ja) * 1994-04-06 1999-07-19 松下電送システム株式会社 画像記録装置
US5861987A (en) * 1994-08-30 1999-01-19 Olympus Optical Co., Ltd. Stereoscopic-vision endoscope offering a large angle of introversion and a necessary and sufficient sense of three-dimensionality
EP0803075B1 (de) * 1995-01-11 2002-12-04 Dilas Diodenlaser Gmbh Optische anordnung zur verwendung bei einer laserdiodenanordnung
US5533152A (en) * 1995-05-02 1996-07-02 Eastman Kodak Company Method and apparatus for coupling light emitted from a multi-mode laser diode array to a multi-mode optical fiber
JP2905746B2 (ja) 1996-11-06 1999-06-14 株式会社金田機械製作所 印刷用刷版露光装置
JPH11110808A (ja) * 1997-10-06 1999-04-23 Fujitsu Ltd 光学的情報記憶装置
JP3369101B2 (ja) * 1998-03-11 2003-01-20 富士写真フイルム株式会社 レーザ記録装置
EP1001297A1 (de) 1998-11-10 2000-05-17 Datalogic S.P.A. Optische Vorrichtung und Verfahren zum Fokussieren eines Laserstrahls
US6529542B1 (en) * 2000-04-04 2003-03-04 Aculight Corporation Incoherent beam combined optical system utilizing a lens array
US20020105984A1 (en) * 2000-12-15 2002-08-08 The Furukawa Electric Co., Ltd. Integrated laser beam synthesizing module for use in a semiconductor laser module and an optical amplifier
CA2365952A1 (en) 2000-12-15 2002-06-15 Takeshi Aikiyo Semiconductor laser device for use in a semiconductor laser module and optical amplifier
CN1204662C (zh) 2000-12-15 2005-06-01 古河电气工业株式会社 半导体激光器模块及其制造方法和光放大器
JP2002252420A (ja) * 2000-12-15 2002-09-06 Furukawa Electric Co Ltd:The 半導体レーザ素子、半導体レーザモジュールおよびその製造方法ならびに光ファイバ増幅器
US20020176661A1 (en) * 2001-04-11 2002-11-28 Van Eck Timothy Edwin Hybrid one-dimensional mode-matching method between round and elliptical waveguide modes
US20020159112A1 (en) * 2001-04-13 2002-10-31 Coppeta David A. Device and method for reducing polarization dependent loss in an optical monitor device
JP2004006439A (ja) 2001-07-02 2004-01-08 Furukawa Electric Co Ltd:The 半導体レーザモジュール及びその製造方法
WO2003005106A1 (fr) * 2001-07-02 2003-01-16 Furukawa Electric Co., Ltd Module de laser semi-conducteur et amplificateur optique
WO2003005507A1 (fr) * 2001-07-02 2003-01-16 Furukawa Electric Co.,Ltd Module de laser semi-conducteur et son procede de production, et intensificateur
JPWO2003005509A1 (ja) 2001-07-02 2004-10-28 古河電気工業株式会社 半導体レーザモジュール、光増幅器及び半導体レーザモジュールの製造方法
EP1418653A4 (de) * 2001-07-02 2005-05-04 Furukawa Electric Co Ltd Halbleiterlaserbauelement, halbleiterlasermodul und faseroptischer verstärker mit dem halbleiterlasermodul
WO2003005508A1 (fr) * 2001-07-02 2003-01-16 Furukawa Electric Co., Ltd Module laser a semi-conducteurs, amplificateur optique et procede de fabrication d'un module laser a semi-conducteurs
US7408867B2 (en) 2002-04-04 2008-08-05 The Furukawa Electric Co., Ltd. Method of aligning an optical fiber, method of manufacturing a semiconductor laser module, and semiconductor laser module
US6661577B1 (en) * 2002-09-17 2003-12-09 Jds Uniphase Corporation Wavelength-selective laser beam splitter
US20040252376A1 (en) * 2003-06-10 2004-12-16 Jacques Gollier Beam converter for enhancing brightness of polarized light sources
US20070153864A1 (en) * 2005-11-02 2007-07-05 Luminus Devices, Inc. Lasers and methods associated with the same
DE102006050155B4 (de) * 2006-10-21 2016-06-09 Keming Du Anordnungen zur Formung von Laserstrahlen
US20090161196A1 (en) * 2007-12-20 2009-06-25 Barco Nv System and method for speckle reduction from a coherent light source in a projection device
US20090174867A1 (en) * 2008-01-08 2009-07-09 Barco Nv System and method for reducing image artifacts in a projection device using a scrolling refractive element
JP5573215B2 (ja) * 2010-02-12 2014-08-20 セイコーエプソン株式会社 プロジェクター及びアナモフィックプリズム光学ユニット
JP5473774B2 (ja) * 2010-05-17 2014-04-16 三菱電機株式会社 レーザ光源装置
US9379515B1 (en) * 2011-02-10 2016-06-28 Mellanox Technologies Silicon Photonics Inc. Laser combining light signals from multiple laser cavities
DE102018103131B4 (de) * 2018-02-13 2020-07-09 Innovavent Gmbh Vorrichtung zum Erzeugen einer Beleuchtungslinie, optisches System und Verfahren zum Verarbeiten mindestens eines eintreffenden Laserstrahls
WO2020150520A1 (en) * 2019-01-17 2020-07-23 Dolby Laboratories Licensing Corporation Projector and method for increasing projected light intensity
CN112297422B (zh) * 2020-10-09 2021-08-31 南开大学 一种一次成型的3d打印装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160269A (en) * 1971-03-04 1979-07-03 U.S. Philips Corporation Apparatus for optically reading a phase-modulated optical record carrier
NL176314C (nl) * 1974-02-15 1985-03-18 Philips Nv Inrichting voor het uitlezen van een registratiedrager waarop informatie is aangebracht in een optisch uitleesbare structuur.
NL7414776A (nl) * 1974-11-13 1976-05-17 Philips Nv Inrichting voor het uitlezen van een registra- tiedrager met een optische informatiestruktuur.
US4517667A (en) * 1982-06-10 1985-05-14 Xerox Corporation Direct read after write optical disk system
CA1208466A (en) * 1982-07-28 1986-07-29 Donald R. Scifres Beam collimation and focusing of multi-emitter or broad emitter lasers
JPH0687316B2 (ja) * 1983-02-10 1994-11-02 オリンパス光学工業株式会社 光学式再生装置
WO1985001590A1 (en) * 1983-10-03 1985-04-11 Storage Technology Partners Ii A multiple-path dichroic optical beam splitter
JPS60236274A (ja) * 1984-05-10 1985-11-25 Sharp Corp 半導体レ−ザ素子
US4742526A (en) * 1985-01-12 1988-05-03 Sharp Kabushiki Kaisha Semiconductor laser array device
US4722089A (en) * 1985-12-16 1988-01-26 Lytel, Incorporated Phase locked diode laser array

Also Published As

Publication number Publication date
EP0312652B1 (de) 1993-09-01
KR890007236A (ko) 1989-06-19
US4822151A (en) 1989-04-18
EP0312652A1 (de) 1989-04-26
JPH01271928A (ja) 1989-10-31
DE3787285T2 (de) 1994-03-31

Similar Documents

Publication Publication Date Title
DE3787285D1 (de) Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile.
DE3787282D1 (de) Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile.
DE58908759D1 (de) Optischer Sender mit einer Laserdiode.
DE3687127D1 (de) Tragbarer abtastkopf mit einer laserdiode.
DE68918238T2 (de) Laser mit einem Mehrfachresonator.
DE69033405T2 (de) Abstimmbare Laserdiode mit verteilter Rückkoppelung
DE68908402T2 (de) Optische faserfuge mit hoher festigkeit.
DE3772044D1 (de) Ausgabestelle mit optischem abtaster.
DE68905832D1 (de) Laserdiodenmodul.
DE69109806T2 (de) Laserdiodenmodul mit Glasfaserausgang.
DE3888112D1 (de) Optische Faser mit einer einzigen Polarisierung.
DE69412693D1 (de) Laserdiode mit vertikalem Resonator
FR2631102B1 (fr) Lanterne a diodes electroluminescentes
DE3777407D1 (de) Faseroptisches speisenetzwerk mit seriell/parallel verbundenen lichtemittierenden opto-elektronischen komponenten.
DE69109141D1 (de) Laserdiode mit stabilisiertem Transversal-Mode.
DE68924077T2 (de) Optisches Gerät mit Laser.
DE68913046D1 (de) Laserbeständige beatmungsvorrichtung mit verbindungsmuffe.
DE3782462T2 (de) Laserdiode mit verteilter rueckkopplung.
DE3786622T2 (de) Optischer Kreisel mit Doppelfiber.
DE69002849D1 (de) Optisch gepumpte Festkörper-Laservorrichtung mit einer Halbleiter-Laservorrichtung.
DE3875768T2 (de) Halbleiterlaser mit verteilter rueckkopplung.
DE3885075T2 (de) Antriebsanordnung einer objektivlinse.
DE68912108T2 (de) Kohärentes radar mit einer schleifenförmigen faseroptischen verzögerungsleitung.
DE3787106T2 (de) Injektionslaser mit gekoppelten Wellenleitern.
DE69018905D1 (de) Datenverbindung mit Lichtwellenleitern.

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: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL HITACHI, L

8339 Ceased/non-payment of the annual fee