ATE446599T1 - Vorrichtung zur bereitstellung optischer strahlung - Google Patents

Vorrichtung zur bereitstellung optischer strahlung

Info

Publication number
ATE446599T1
ATE446599T1 AT04743063T AT04743063T ATE446599T1 AT E446599 T1 ATE446599 T1 AT E446599T1 AT 04743063 T AT04743063 T AT 04743063T AT 04743063 T AT04743063 T AT 04743063T AT E446599 T1 ATE446599 T1 AT E446599T1
Authority
AT
Austria
Prior art keywords
optical radiation
cladding
providing optical
providing
cleaving
Prior art date
Application number
AT04743063T
Other languages
English (en)
Inventor
Malcolm Paul Varnham
Original Assignee
Spi Lasers Uk 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 Spi Lasers Uk Ltd filed Critical Spi Lasers Uk Ltd
Application granted granted Critical
Publication of ATE446599T1 publication Critical patent/ATE446599T1/de

Links

Classifications

    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • 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
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/06729—Peculiar transverse fibre profile
    • 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
    • H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
    • H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Glass Compositions (AREA)
  • Surgical Instruments (AREA)
  • Laser Surgery Devices (AREA)
AT04743063T 2003-06-25 2004-06-23 Vorrichtung zur bereitstellung optischer strahlung ATE446599T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0314817.8A GB0314817D0 (en) 2003-06-25 2003-06-25 Apparatus for providing optical radiation
PCT/GB2004/002712 WO2005002008A2 (en) 2003-06-25 2004-06-23 Apparatus for providing optical radiation

Publications (1)

Publication Number Publication Date
ATE446599T1 true ATE446599T1 (de) 2009-11-15

Family

ID=27637326

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04743063T ATE446599T1 (de) 2003-06-25 2004-06-23 Vorrichtung zur bereitstellung optischer strahlung

Country Status (6)

Country Link
US (1) US7421175B2 (de)
EP (1) EP1636882B1 (de)
AT (1) ATE446599T1 (de)
DE (1) DE602004023716D1 (de)
GB (1) GB0314817D0 (de)
WO (1) WO2005002008A2 (de)

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EP2074684B1 (de) 2006-06-08 2016-03-23 Ramesh K. Shori Mehrwellenlängen-pumpverfahren zur verbesserung der leistungsfähigkeit von auf erbium basierenden lasern
CA2712123C (en) * 2008-01-17 2014-12-23 Institut National D'optique Multi-cladding optical fiber with mode filtering through differential bending losses
US8947768B2 (en) 2012-05-14 2015-02-03 Jds Uniphase Corporation Master oscillator—power amplifier systems
US10226837B2 (en) 2013-03-15 2019-03-12 Nlight, Inc. Thermal processing with line beams
US10069271B2 (en) 2014-06-02 2018-09-04 Nlight, Inc. Scalable high power fiber laser
CN105720463B (zh) 2014-08-01 2021-05-14 恩耐公司 光纤和光纤传输的激光器中的背向反射保护与监控
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
WO2017008022A1 (en) 2015-07-08 2017-01-12 Nlight, Inc. Fiber with depressed central index for increased beam parameter product
WO2017053985A1 (en) 2015-09-24 2017-03-30 Nlight, Inc. Beam parameter product (bpp) control by varying fiber-to-fiber angle
CN108367389B (zh) 2015-11-23 2020-07-28 恩耐公司 激光加工方法和装置
US11179807B2 (en) 2015-11-23 2021-11-23 Nlight, Inc. Fine-scale temporal control for laser material processing
US10466494B2 (en) * 2015-12-18 2019-11-05 Nlight, Inc. Reverse interleaving for laser line generators
CN109478755B (zh) * 2016-06-30 2021-02-02 株式会社藤仓 放大用光纤以及激光装置
US10656427B2 (en) * 2016-09-29 2020-05-19 Nlight, Inc. Multicore fiber-coupled optical probing techniques
US10663742B2 (en) * 2016-09-29 2020-05-26 Nlight, Inc. Method and system for cutting a material using a laser having adjustable beam characteristics
US10732439B2 (en) * 2016-09-29 2020-08-04 Nlight, Inc. Fiber-coupled device for varying beam characteristics
US10673197B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. Fiber-based optical modulator
US10739621B2 (en) * 2016-09-29 2020-08-11 Nlight, Inc. Methods of and systems for materials processing using optical beams
US10684487B2 (en) * 2016-09-29 2020-06-16 Nlight, Inc. Frequency-converted optical beams having adjustable beam characteristics
US10661342B2 (en) * 2016-09-29 2020-05-26 Nlight, Inc. Additive manufacturing systems and methods for the same
US10730785B2 (en) * 2016-09-29 2020-08-04 Nlight, Inc. Optical fiber bending mechanisms
US10668535B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. Method of forming three-dimensional objects
US10670872B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. All-fiber optical beam switch
KR102498030B1 (ko) 2016-09-29 2023-02-08 엔라이트 인크. 조정 가능한 빔 특성
US10661391B2 (en) * 2016-09-29 2020-05-26 Nlight, Inc. Method of forming pores in three-dimensional objects
US10649241B2 (en) * 2016-09-29 2020-05-12 Nlight, Inc. Multi-function semiconductor and electronics processing
US10656440B2 (en) * 2016-09-29 2020-05-19 Nlight, Inc. Fiber optical beam delivery device producing output exhibiting intensity distribution profile having non-zero ellipticity
US10646963B2 (en) * 2016-09-29 2020-05-12 Nlight, Inc. Use of variable beam parameters to control a melt pool
US10668567B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. Multi-operation laser tooling for deposition and material processing operations
US10673198B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. Fiber-coupled laser with time varying beam characteristics
US10668537B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. Systems for and methods of temperature control in additive manufacturing
US10673199B2 (en) * 2016-09-29 2020-06-02 Nlight, Inc. Fiber-based saturable absorber
CN106405728B (zh) * 2016-10-12 2019-05-31 长飞光纤光缆股份有限公司 一种掺稀土双包层光纤及其制备方法
CN113900174A (zh) * 2021-09-14 2022-01-07 南京理工大学 一种莱洛三角形纤芯的稀土掺杂光纤
CN114035263B (zh) * 2021-11-17 2024-04-23 南京理工大学 一种莱洛三角形低折射率棒的光子带隙光纤
CN115360575B (zh) * 2022-10-19 2023-03-10 武汉创鑫激光科技有限公司 一种改变增益光纤折射率分布的方法及其装置

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US5533163A (en) * 1994-07-29 1996-07-02 Polaroid Corporation Optical fiber structure for efficient use of pump power
DE19535526C1 (de) * 1995-09-25 1997-04-03 Hannover Laser Zentrum Doppelkern-Faserlaser
JP3298799B2 (ja) * 1995-11-22 2002-07-08 ルーセント テクノロジーズ インコーポレイテッド クラッディングポンプファイバとその製造方法
US6157763A (en) * 1998-01-28 2000-12-05 Sdl, Inc. Double-clad optical fiber with improved inner cladding geometry
US6483973B1 (en) * 1999-04-09 2002-11-19 Fitel Usa Corp. Cladding member for optical fibers and optical fibers formed with the cladding member
CA2293132C (en) * 1999-12-24 2007-03-06 Jocelyn Lauzon Triple-clad rare-earth doped optical fiber and applications
US6477307B1 (en) * 2000-10-23 2002-11-05 Nufern Cladding-pumped optical fiber and methods for fabricating
US6954575B2 (en) * 2001-03-16 2005-10-11 Imra America, Inc. Single-polarization high power fiber lasers and amplifiers
US6831934B2 (en) * 2001-05-29 2004-12-14 Apollo Instruments, Inc. Cladding pumped fiber laser
EP1421419B1 (de) * 2001-07-12 2007-09-12 OCG Technology Licensing, LLC Optische faser
US6959022B2 (en) * 2003-01-27 2005-10-25 Ceramoptec Gmbh Multi-clad optical fiber lasers and their manufacture

Also Published As

Publication number Publication date
DE602004023716D1 (de) 2009-12-03
WO2005002008A2 (en) 2005-01-06
EP1636882A2 (de) 2006-03-22
WO2005002008A3 (en) 2005-04-28
US7421175B2 (en) 2008-09-02
GB0314817D0 (en) 2003-07-30
EP1636882B1 (de) 2009-10-21
US20070104438A1 (en) 2007-05-10

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