DE69504200T2 - Optisches System zur Verbesserung der Symmetrie eines von einer breitflächigen Laser-Diode abgestrahlten Strahls - Google Patents
Optisches System zur Verbesserung der Symmetrie eines von einer breitflächigen Laser-Diode abgestrahlten StrahlsInfo
- Publication number
- DE69504200T2 DE69504200T2 DE69504200T DE69504200T DE69504200T2 DE 69504200 T2 DE69504200 T2 DE 69504200T2 DE 69504200 T DE69504200 T DE 69504200T DE 69504200 T DE69504200 T DE 69504200T DE 69504200 T2 DE69504200 T2 DE 69504200T2
- Authority
- DE
- Germany
- Prior art keywords
- symmetry
- wide
- improve
- optical system
- laser diode
- 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
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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
- G02B27/09—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
- G02B27/0911—Anamorphotic systems
-
- 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
- G02B27/10—Beam splitting or combining systems
- G02B27/12—Beam splitting or combining systems operating by refraction only
- G02B27/126—The splitting element being a prism or prismatic array, including systems based on total internal reflection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
- H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4012—Beam combining, e.g. by the use of fibres, gratings, polarisers, prisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/273,899 US5557475A (en) | 1994-07-12 | 1994-07-12 | Optical system for improving the symmetry of the beam emitted from a broad area laser diode |
PCT/US1995/008334 WO1996002013A1 (en) | 1994-07-12 | 1995-06-30 | Optical system for improving the symmetry of the beam emitted from a broad area laser diode |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69504200D1 DE69504200D1 (de) | 1998-09-24 |
DE69504200T2 true DE69504200T2 (de) | 1999-05-06 |
Family
ID=23045896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69504200T Expired - Fee Related DE69504200T2 (de) | 1994-07-12 | 1995-06-30 | Optisches System zur Verbesserung der Symmetrie eines von einer breitflächigen Laser-Diode abgestrahlten Strahls |
Country Status (5)
Country | Link |
---|---|
US (3) | US5557475A (de) |
EP (1) | EP0770226B1 (de) |
JP (1) | JPH10502746A (de) |
DE (1) | DE69504200T2 (de) |
WO (1) | WO1996002013A1 (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5557475A (en) * | 1994-07-12 | 1996-09-17 | Coherent, Inc. | Optical system for improving the symmetry of the beam emitted from a broad area laser diode |
FR2739944B1 (fr) * | 1995-10-11 | 1997-12-19 | Telecommunications Sa | Systeme optique pour des vues a grand champ |
JPH09234579A (ja) * | 1996-02-28 | 1997-09-09 | Semiconductor Energy Lab Co Ltd | レーザー照射装置 |
US5856888A (en) * | 1996-05-13 | 1999-01-05 | Ait Corporation | Split beam optical character reader |
DE19645150C2 (de) * | 1996-10-28 | 2002-10-24 | Fraunhofer Ges Forschung | Optische Anordnung zur Symmetrierung der Strahlung von Laserdioden |
DE19838518A1 (de) | 1998-08-25 | 2000-03-02 | Bosch Gmbh Robert | Anordnung |
ATE254292T1 (de) * | 1999-09-08 | 2003-11-15 | Tno | Achromatisches phasenverschiebungsgerät und zugehöriges interferometer |
DE19948889C1 (de) * | 1999-10-11 | 2001-06-07 | Unique M O D E Ag | Vorrichtung zur Symmetrierung der Strahlung von linearen optischen Emittern und Verwendung der Vorrichtung |
US6756094B1 (en) * | 2000-02-28 | 2004-06-29 | Scimed Life Systems, Inc. | Balloon structure with PTFE component |
EP1150097A1 (de) * | 2000-04-26 | 2001-10-31 | Leica Geosystems AG | Optischer Entfernungsmesser |
US6556352B2 (en) * | 2000-08-23 | 2003-04-29 | Apollo Instruments Inc. | Optical coupling system |
US6462883B1 (en) * | 2000-08-23 | 2002-10-08 | Apollo Instruments Inc. | Optical coupling systems |
US6678095B2 (en) | 2000-11-27 | 2004-01-13 | Visual Systems Research, Inc. | Anamorphic optical system |
US6400512B1 (en) | 2000-11-28 | 2002-06-04 | Xerox Corporation | Refractive/reflective optical element multiple beam spacer |
US6407867B1 (en) | 2000-11-28 | 2002-06-18 | Xerox Corporation | Multiple beam spacer with a beam splitter cube and two roof mirrors |
US6381073B1 (en) | 2000-12-05 | 2002-04-30 | Xerox Corporation | Single refractive element and segmented mirror multiple beam spacer |
US6666590B2 (en) | 2000-12-14 | 2003-12-23 | Northrop Grumman Corporation | High brightness laser diode coupling to multimode optical fibers |
CN2453457Y (zh) * | 2000-12-14 | 2001-10-10 | 福建华科光电有限公司 | 一种阵列型光学结构 |
DE10106155A1 (de) | 2001-02-10 | 2002-08-14 | Lissotschenko Vitalij | Strahlformungsvorrichtung für die Formung des Querschnitts eines Lichtstrahls sowie Anordnung zur Einkopplung eines von einer langgestreckten Laserlichtquelle ausgehenden Lichtstrahls mit einem länglichen Querschnitt in eine Lichtleitfaser |
JP4794770B2 (ja) * | 2001-08-10 | 2011-10-19 | 浜松ホトニクス株式会社 | レーザバー積層体用整形光学系及びレーザ光源 |
US6943957B2 (en) | 2001-08-10 | 2005-09-13 | Hamamatsu Photonics K.K. | Laser light source and an optical system for shaping light from a laser-bar-stack |
LT5060B (en) | 2002-04-10 | 2003-10-27 | Uzdaroji Akcine Bendrove Mgf S | A laser beam former |
KR100478091B1 (ko) * | 2002-05-24 | 2005-03-24 | 주식회사 포스코 | 용융아연도금강판의 제조방법 |
US6859324B2 (en) * | 2002-07-31 | 2005-02-22 | Agere Systems Inc. | Optical demultiplexer/multiplexer architecture |
AU2003274969A1 (en) * | 2002-09-12 | 2004-04-30 | Visotek, Inc. | Contact lens package and storage case, holder, and system and method of making and using |
US7010194B2 (en) | 2002-10-07 | 2006-03-07 | Coherent, Inc. | Method and apparatus for coupling radiation from a stack of diode-laser bars into a single-core optical fiber |
ATE496411T1 (de) | 2003-02-07 | 2011-02-15 | Spi Lasers Uk Ltd | Vorrichtung zur abgabe optischer strahlung |
JP2004273812A (ja) * | 2003-03-10 | 2004-09-30 | Matsushita Electric Ind Co Ltd | レーザ装置 |
US7006549B2 (en) * | 2003-06-11 | 2006-02-28 | Coherent, Inc. | Apparatus for reducing spacing of beams delivered by stacked diode-laser bars |
US6993059B2 (en) * | 2003-06-11 | 2006-01-31 | Coherent, Inc. | Apparatus for reducing spacing of beams delivered by stacked diode-laser bars |
US7088883B2 (en) * | 2003-09-30 | 2006-08-08 | Textron Systems Corporation | Beam combination using interleaved optical plates |
LT5257B (lt) | 2003-12-19 | 2005-08-25 | Uždaroji akcinė bendrovė MGF "Šviesos konversija" | Ryškį išsaugojantis lazerinių pluoštų formuotuvas |
JP2006171348A (ja) * | 2004-12-15 | 2006-06-29 | Nippon Steel Corp | 半導体レーザ装置 |
US7408971B2 (en) | 2006-02-28 | 2008-08-05 | Quantronix Corporation | Longitudinally pumped solid state laser and methods of making and using |
US8422148B2 (en) * | 2007-07-03 | 2013-04-16 | Limo Patentverwaltung Gmbh & Co. Kg | Apparatus for shaping of laser radiation |
US7995282B2 (en) * | 2008-12-10 | 2011-08-09 | Panamorph, Inc. | Anamorphic optical system |
US8624155B1 (en) | 2009-05-12 | 2014-01-07 | Vinyl Technologies, Inc. | Apparatus for scribing thin films in photovoltaic cells |
US8861082B2 (en) * | 2012-02-21 | 2014-10-14 | Corning Incorporated | Method and apparatus for combining laser array light sources |
US10868404B2 (en) * | 2016-02-22 | 2020-12-15 | Mitsubishi Electric Corporation | Laser light source device and method of manufacturing laser light source device |
WO2018134861A1 (ja) | 2017-01-17 | 2018-07-26 | ギガフォトン株式会社 | トムソン散乱計測システム、及びeuv光生成システム |
JP7069677B2 (ja) * | 2017-12-12 | 2022-05-18 | 株式会社島津製作所 | 発光装置 |
CN109031488B (zh) * | 2018-08-31 | 2020-09-22 | 西安炬光科技股份有限公司 | 光束折叠棱镜、光斑压缩的光学系统及方法 |
US11796306B2 (en) * | 2020-09-25 | 2023-10-24 | United States Of America As Represented By The Administrator Of Nasa | Methods and apparatus for an adjustable beam directing optical system |
US11333949B1 (en) * | 2021-10-26 | 2022-05-17 | Aeva, Inc. | Techniques for beam patterning optics |
CN114678774B (zh) * | 2022-05-24 | 2022-08-09 | 江苏镭创高科光电科技有限公司 | 一种带光束校正的激光阵列耦合系统 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1366147A (en) * | 1971-12-13 | 1974-09-11 | Redifon Ltd | Optical systems for the display of visual images |
GB1495017A (en) * | 1974-10-30 | 1977-12-14 | Redifon Ltd | Optical systems for the display of visual images |
GB1549613A (en) * | 1975-12-23 | 1979-08-08 | Plessey Co Ltd | Optical system for producing an area of light of even dispersion of illumination |
US4128308A (en) * | 1977-04-14 | 1978-12-05 | Mcnaney Joseph T | Optical system for changing the cross sectional dimensions of a collimated beam of light |
FR2465241A1 (fr) * | 1979-09-10 | 1981-03-20 | Thomson Csf | Dispositif illuminateur destine a fournir un faisceau d'eclairement a distribution d'intensite ajustable et systeme de transfert de motifs comprenant un tel dispositif |
JPS61133052A (ja) * | 1984-12-03 | 1986-06-20 | Hitachi Ltd | 光学的記録再生装置 |
US4828371A (en) * | 1985-10-18 | 1989-05-09 | Xerox Corporation | Anamorphic laser beam correction optics |
JPH0833521B2 (ja) * | 1986-12-17 | 1996-03-29 | ソニー株式会社 | 光照射装置 |
DE3904896A1 (de) * | 1989-02-17 | 1990-08-23 | Siemens Ag | Optisches element zur erzielung einer annaehernd gleichmaessigen beleuchtungsstaerke in einer beobachtungsebene |
JPH02222919A (ja) * | 1989-02-23 | 1990-09-05 | Fuji Photo Film Co Ltd | ビーム形状変換装置 |
JPH02246030A (ja) * | 1989-03-17 | 1990-10-01 | Ricoh Co Ltd | 光情報記録再生装置 |
US4921338A (en) * | 1989-05-09 | 1990-05-01 | Macken John A | Corrective optics for rectangular laser beams |
US5081637A (en) * | 1989-11-28 | 1992-01-14 | Massachusetts Institute Of Technology | Multiple-laser pump optical system |
US5052815A (en) * | 1990-04-13 | 1991-10-01 | Coherent, Inc. | Single frequency ring laser with two reflecting surfaces |
US5212710A (en) * | 1990-07-19 | 1993-05-18 | Sony Corporation | Laser light beam synthesizing apparatus |
US5170409A (en) * | 1991-05-09 | 1992-12-08 | Coherent, Inc. | Laser resonator assembly |
US5381439A (en) * | 1993-06-14 | 1995-01-10 | The United States Of America As Represented By The United States Department Of Energy | Laser dividing apparatus |
US5557475A (en) * | 1994-07-12 | 1996-09-17 | Coherent, Inc. | Optical system for improving the symmetry of the beam emitted from a broad area laser diode |
-
1994
- 1994-07-12 US US08/273,899 patent/US5557475A/en not_active Expired - Fee Related
-
1995
- 1995-05-25 US US08/450,817 patent/US5636069A/en not_active Expired - Fee Related
- 1995-06-30 DE DE69504200T patent/DE69504200T2/de not_active Expired - Fee Related
- 1995-06-30 WO PCT/US1995/008334 patent/WO1996002013A1/en active IP Right Grant
- 1995-06-30 JP JP8504358A patent/JPH10502746A/ja active Pending
- 1995-06-30 EP EP95926158A patent/EP0770226B1/de not_active Expired - Lifetime
-
1996
- 1996-12-18 US US08/769,202 patent/US5798877A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1996002013A1 (en) | 1996-01-25 |
EP0770226B1 (de) | 1998-08-19 |
JPH10502746A (ja) | 1998-03-10 |
US5557475A (en) | 1996-09-17 |
US5636069A (en) | 1997-06-03 |
EP0770226A1 (de) | 1997-05-02 |
DE69504200D1 (de) | 1998-09-24 |
US5798877A (en) | 1998-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |