DE69201393T2 - Faseroptikbaugruppe für ein Lasersystem. - Google Patents

Faseroptikbaugruppe für ein Lasersystem.

Info

Publication number
DE69201393T2
DE69201393T2 DE69201393T DE69201393T DE69201393T2 DE 69201393 T2 DE69201393 T2 DE 69201393T2 DE 69201393 T DE69201393 T DE 69201393T DE 69201393 T DE69201393 T DE 69201393T DE 69201393 T2 DE69201393 T2 DE 69201393T2
Authority
DE
Germany
Prior art keywords
fiber optic
laser system
optic assembly
assembly
laser
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
DE69201393T
Other languages
English (en)
Other versions
DE69201393D1 (de
Inventor
Julian David Clayton Jones
Daoning Su
Alvaro Alexandre Pedei Boechat
Clive Lionel Michael Ireland
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.)
Lumonics Ltd
Original Assignee
Lumonics Ltd
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 Lumonics Ltd filed Critical Lumonics Ltd
Publication of DE69201393D1 publication Critical patent/DE69201393D1/de
Application granted granted Critical
Publication of DE69201393T2 publication Critical patent/DE69201393T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/04Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03Observing, e.g. monitoring, the workpiece
    • B23K26/032Observing, e.g. monitoring, the workpiece using optical means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/04Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • B23K26/042Automatically aligning the laser beam
    • B23K26/043Automatically aligning the laser beam along the beam path, i.e. alignment of laser beam axis relative to laser beam apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • B23K26/707Auxiliary equipment for monitoring laser beam transmission optics
DE69201393T 1991-04-02 1992-03-23 Faseroptikbaugruppe für ein Lasersystem. Expired - Fee Related DE69201393T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919106874A GB9106874D0 (en) 1991-04-02 1991-04-02 Optical fibre assembly for a laser system

Publications (2)

Publication Number Publication Date
DE69201393D1 DE69201393D1 (de) 1995-03-23
DE69201393T2 true DE69201393T2 (de) 1995-06-22

Family

ID=10692514

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69201393T Expired - Fee Related DE69201393T2 (de) 1991-04-02 1992-03-23 Faseroptikbaugruppe für ein Lasersystem.

Country Status (5)

Country Link
US (1) US5319195A (de)
EP (1) EP0507483B1 (de)
JP (1) JPH05118956A (de)
DE (1) DE69201393T2 (de)
GB (1) GB9106874D0 (de)

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DE10144628A1 (de) * 2001-09-11 2003-04-03 Precitec Kg Laserbearbeitungsanlage und Verfahren zur Überwachung ihres Betriebs
CN104297845A (zh) * 2014-10-13 2015-01-21 武汉锐科光纤激光器技术有限责任公司 一种可监控包层光及反馈光的激光光纤传输系统

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DE19752521C2 (de) * 1997-11-27 2001-07-05 Bosch Gmbh Robert Vorrichtung zum Einkoppeln eines Laserstrahls in einen Lichtleiter
US6294225B1 (en) 1999-05-10 2001-09-25 The University Of Tennessee Research Corporation Method for improving the wear and corrosion resistance of material transport trailer surfaces
US6173886B1 (en) 1999-05-24 2001-01-16 The University Of Tennessee Research Corportion Method for joining dissimilar metals or alloys
US6299707B1 (en) 1999-05-24 2001-10-09 The University Of Tennessee Research Corporation Method for increasing the wear resistance in an aluminum cylinder bore
US6497985B2 (en) 1999-06-09 2002-12-24 University Of Tennessee Research Corporation Method for marking steel and aluminum alloys
US6284067B1 (en) 1999-07-02 2001-09-04 The University Of Tennessee Research Corporation Method for producing alloyed bands or strips on pistons for internal combustion engines
US6423162B1 (en) 1999-07-02 2002-07-23 The University Of Tennesse Research Corporation Method for producing decorative appearing bumper surfaces
US6229111B1 (en) 1999-10-13 2001-05-08 The University Of Tennessee Research Corporation Method for laser/plasma surface alloying
US6328026B1 (en) 1999-10-13 2001-12-11 The University Of Tennessee Research Corporation Method for increasing wear resistance in an engine cylinder bore and improved automotive engine
CN1726415B (zh) * 2002-12-13 2010-06-09 皇家飞利浦电子股份有限公司 光学系统和图像投影系统
CN100563903C (zh) * 2003-08-19 2009-12-02 电子科学工业公司 利用激光器进行连线处理的方法
US7146073B2 (en) * 2004-07-19 2006-12-05 Quantronix Corporation Fiber delivery system with enhanced passive fiber protection and active monitoring
US7301981B2 (en) * 2004-12-09 2007-11-27 Electro Scientific Industries, Inc. Methods for synchronized pulse shape tailoring
US20060128073A1 (en) * 2004-12-09 2006-06-15 Yunlong Sun Multiple-wavelength laser micromachining of semiconductor devices
US7349596B2 (en) * 2006-03-16 2008-03-25 Northrop Grumman Corporation System and method to remove light from cladding
US7574082B2 (en) * 2007-03-28 2009-08-11 Verizon Services Organization Inc. Optical power monitoring with robotically moved macro-bending
KR100922161B1 (ko) * 2007-09-28 2009-10-21 한전원자력연료 주식회사 지지격자용 다축 레이저용접 헤드
GB2458304A (en) * 2008-03-13 2009-09-16 Gsi Group Ltd Process Monitoring
US9267330B2 (en) * 2008-08-20 2016-02-23 Foro Energy, Inc. Long distance high power optical laser fiber break detection and continuity monitoring systems and methods
US10307862B2 (en) * 2009-03-27 2019-06-04 Electro Scientific Industries, Inc Laser micromachining with tailored bursts of short laser pulses
US8755649B2 (en) * 2009-10-19 2014-06-17 Lockheed Martin Corporation In-line forward/backward fiber-optic signal analyzer
DE102010047059A1 (de) * 2010-09-30 2012-04-05 Carl Zeiss Meditec Ag Verfahren und Vorrichtung zur automatischen Laserstrahleinkopplung in Lichtleitfasern
DE102011009996B4 (de) * 2011-02-01 2016-11-03 Roland Berger Faserbruchüberwachung für einen Lichtwellenleiter
SE536579C2 (sv) * 2011-12-19 2014-03-04 Optoskand Ab Anordning för övervakning av processprestanda hos ett lasersystem med en optisk högeffekt-fiberkabel
DE102011089482A1 (de) 2011-12-21 2013-06-27 Jenoptik Laser Gmbh Laser mit überwachter Lichtleitfaserstrecke
US8988669B2 (en) 2013-04-23 2015-03-24 Jds Uniphase Corporation Power monitor for optical fiber using background scattering
US9547143B2 (en) * 2013-05-09 2017-01-17 Laser Mechanisms, Inc. Fiber optic laser alignment tool
US9429467B2 (en) 2014-04-11 2016-08-30 Lockheed Martin Corporation System for non-contact optical-power measurement
US10069271B2 (en) 2014-06-02 2018-09-04 Nlight, Inc. Scalable high power fiber laser
CN110676679B (zh) 2014-07-04 2022-08-09 古河电气工业株式会社 光纤激光装置
US10310201B2 (en) * 2014-08-01 2019-06-04 Nlight, Inc. Back-reflection protection and monitoring in fiber and fiber-delivered lasers
US9837783B2 (en) 2015-01-26 2017-12-05 Nlight, Inc. High-power, single-mode fiber sources
US10050404B2 (en) 2015-03-26 2018-08-14 Nlight, Inc. Fiber source with cascaded gain stages and/or multimode delivery fiber with low splice loss
US10520671B2 (en) 2015-07-08 2019-12-31 Nlight, Inc. Fiber with depressed central index for increased beam parameter product
EP3353584B1 (de) 2015-09-24 2020-06-10 NLIGHT, Inc. Steuerung eines strahlparameterprodukts (bpp) durch änderung des faser-to-faser-winkels
US11179807B2 (en) 2015-11-23 2021-11-23 Nlight, Inc. Fine-scale temporal control for laser material processing
EP3978184A1 (de) 2015-11-23 2022-04-06 NLIGHT, Inc. Verfahren und vorrichtung zur feinstufigen zeitsteuerung für eine laserstrahlmaterialbearbeitung
US10732439B2 (en) 2016-09-29 2020-08-04 Nlight, Inc. Fiber-coupled device for varying beam characteristics
EP3519871A1 (de) 2016-09-29 2019-08-07 NLIGHT, Inc. Einstellbare strahleigenschaften
US10730785B2 (en) 2016-09-29 2020-08-04 Nlight, Inc. Optical fiber bending mechanisms
JP6363680B2 (ja) * 2016-11-16 2018-07-25 ファナック株式会社 レーザ装置
DE202017103758U1 (de) * 2017-06-23 2018-09-26 PT Photonic Tools GmbH System und Lichtleitkabel zur Übertragung eines Laserstrahls mit einer Hohlkernfaser
CN111050978B (zh) * 2017-09-11 2022-05-17 松下知识产权经营株式会社 激光装置
CN110320617B (zh) * 2019-07-04 2020-08-18 武汉光迅科技股份有限公司 一种基于光路位移补偿的发射光功率稳定组件

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FR2427626A1 (fr) * 1978-05-30 1979-12-28 Comp Generale Electricite Dispositif de derivation pour detecter la lumiere parcourant une fibre optique
GB1590082A (en) * 1978-05-31 1981-05-28 Standard Telephones Cables Ltd Directional y coupler for optical fibre
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FR2599516B1 (fr) * 1986-05-27 1988-08-12 Commissariat Energie Atomique Dispositif de mesure de champ electrostatique par une methode optique
US4812641A (en) * 1987-02-03 1989-03-14 General Electric Company High power optical fiber failure detection system
DE3733489A1 (de) * 1987-10-03 1989-04-20 Telemit Electronic Gmbh Verfahren und vorrichtung zur materialbearbeitung mit hilfe eines lasers
US4883054A (en) * 1987-12-09 1989-11-28 Fuller Research Corporation Optical fiber break detector
US5080506A (en) * 1988-05-20 1992-01-14 Raynet Corp. Optical fiber tap for monitoring laser input power
US4998043A (en) * 1989-05-01 1991-03-05 Fujikura Ltd. LED stabilizing light source device
US4947400A (en) * 1989-06-26 1990-08-07 At&T Bell Laboratories Laser-photodetector assemblage
DE4032967A1 (de) * 1989-10-17 1991-04-18 Haas Laser Systems Ag Verfahren und vorrichtung zur ueberwachung von faserlichtleitern
JP2798218B2 (ja) * 1990-01-08 1998-09-17 三菱重工業株式会社 レーザ溶接モニタリング装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10144628A1 (de) * 2001-09-11 2003-04-03 Precitec Kg Laserbearbeitungsanlage und Verfahren zur Überwachung ihres Betriebs
DE10144628B4 (de) * 2001-09-11 2006-01-05 Precitec Kg Laserbearbeitungsanlage und Verfahren zur Überwachung ihres Betriebs
CN104297845A (zh) * 2014-10-13 2015-01-21 武汉锐科光纤激光器技术有限责任公司 一种可监控包层光及反馈光的激光光纤传输系统

Also Published As

Publication number Publication date
EP0507483B1 (de) 1995-02-15
JPH05118956A (ja) 1993-05-14
EP0507483A1 (de) 1992-10-07
US5319195A (en) 1994-06-07
DE69201393D1 (de) 1995-03-23
GB9106874D0 (en) 1991-05-22

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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