[go: up one dir, main page]

WO2003038486A3 - An optical light source - Google Patents

An optical light source Download PDF

Info

Publication number
WO2003038486A3
WO2003038486A3 PCT/GB2002/004912 GB0204912W WO03038486A3 WO 2003038486 A3 WO2003038486 A3 WO 2003038486A3 GB 0204912 W GB0204912 W GB 0204912W WO 03038486 A3 WO03038486 A3 WO 03038486A3
Authority
WO
WIPO (PCT)
Prior art keywords
light source
optical light
waveguide
laser diode
beam shaping
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.)
Ceased
Application number
PCT/GB2002/004912
Other languages
French (fr)
Other versions
WO2003038486A2 (en
Inventor
Alam Shaiful
Anatoly Grudinin
Kalle Yla-Jarkko
Ian Godfrey
Paul Turner
Jonathan Moore
Christophe Codemard
Ray Horley
Jayaunta Kumar Sahu
David Richardson
Lars Johan Albinsson Nilsson
Cyril Renaud
Romeo Selvas-Aguilar
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.)
Trumpf Laser UK Ltd
Original Assignee
Southampton Photonics 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
Priority claimed from GB0126007A external-priority patent/GB0126007D0/en
Priority claimed from GB0203146A external-priority patent/GB0203146D0/en
Priority claimed from GB0222622A external-priority patent/GB0222622D0/en
Application filed by Southampton Photonics Ltd filed Critical Southampton Photonics Ltd
Priority to AU2002337338A priority Critical patent/AU2002337338A1/en
Priority to EP02772580A priority patent/EP1440495A2/en
Priority to CA002465522A priority patent/CA2465522A1/en
Publication of WO2003038486A2 publication Critical patent/WO2003038486A2/en
Publication of WO2003038486A3 publication Critical patent/WO2003038486A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/02361—Longitudinal structures forming multiple layers around the core, e.g. arranged in multiple rings with each ring having longitudinal elements at substantially the same radial distance from the core, having rotational symmetry about the fibre axis
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/0238—Longitudinal structures having higher refractive index than background material, e.g. high index solid rods
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2552—Splicing of light guides, e.g. by fusion or bonding reshaping or reforming of light guides for coupling using thermal heating, e.g. tapering, forming of a lens on light guide ends
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02319—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by core or core-cladding interface features
    • G02B6/02333—Core having higher refractive index than cladding, e.g. solid core, effective index guiding
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • G02B6/02342—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes characterised by cladding features, i.e. light confining region
    • G02B6/02376—Longitudinal variation along fibre axis direction, e.g. tapered holes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4202—Packages, e.g. shape, construction, internal or external details for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles
    • G02B6/4203—Optical features
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Lasers (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Couplings Of Light Guides (AREA)

Abstract

An optical light source comprising a laser diode (1), a beam shaping optics (2), and an amplifying fibre (3), wherein the amplifying fibre (3) comprises a waveguide (4) comprising a core (5) and a cladding (6), wherein the waveguide (4) is doped with a rare earth dopant (7), and wherein the laser diode (1) can produce optical pump power (8) which is coupled to the waveguide (4) by the beam shaping optics (2).
PCT/GB2002/004912 2001-10-30 2002-10-30 An optical light source Ceased WO2003038486A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2002337338A AU2002337338A1 (en) 2001-10-30 2002-10-30 An optical light source
EP02772580A EP1440495A2 (en) 2001-10-30 2002-10-30 An optical light source
CA002465522A CA2465522A1 (en) 2001-10-30 2002-10-30 An optical light source

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB0126007.4 2001-10-30
GB0126007A GB0126007D0 (en) 2001-10-30 2001-10-30 An optical light source
GB0203146A GB0203146D0 (en) 2002-02-08 2002-02-08 An optical light source
GB0203146.6 2002-02-08
GB0222622.3 2002-09-28
GB0222622A GB0222622D0 (en) 2002-09-28 2002-09-28 An optical light source

Publications (2)

Publication Number Publication Date
WO2003038486A2 WO2003038486A2 (en) 2003-05-08
WO2003038486A3 true WO2003038486A3 (en) 2003-08-21

Family

ID=27256307

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2002/004912 Ceased WO2003038486A2 (en) 2001-10-30 2002-10-30 An optical light source

Country Status (4)

Country Link
EP (1) EP1440495A2 (en)
AU (1) AU2002337338A1 (en)
CA (1) CA2465522A1 (en)
WO (1) WO2003038486A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107946891A (en) * 2017-12-14 2018-04-20 湖北工业大学 A kind of high-power ultraviolet solid-state laser

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6885683B1 (en) 2000-05-23 2005-04-26 Imra America, Inc. Modular, high energy, widely-tunable ultrafast fiber source
US6751241B2 (en) 2001-09-27 2004-06-15 Corning Incorporated Multimode fiber laser gratings
US7414780B2 (en) 2003-06-30 2008-08-19 Imra America, Inc. All-fiber chirped pulse amplification systems
US7257302B2 (en) * 2003-06-03 2007-08-14 Imra America, Inc. In-line, high energy fiber chirped pulse amplification system
US7403689B2 (en) 2003-11-19 2008-07-22 Corning Incorporated Active photonic band-gap optical fiber
EP1725899A2 (en) * 2004-03-19 2006-11-29 Crystal Fibre A/S Optical coupler devices, methods of their production and use
FI20045308A7 (en) 2004-08-26 2006-02-27 Corelase Oy Optical fiber amplifier with gain shape separation
DE602004020780D1 (en) * 2004-11-30 2009-06-04 Univ Lille Sciences Tech Passively Q-switched ytterbium-doped solid-state laser with samarium-doped fiber as saturable absorber
US7496260B2 (en) 2007-03-27 2009-02-24 Imra America, Inc. Ultra high numerical aperture optical fibers
EP2082462B1 (en) * 2007-04-06 2014-08-13 Fujikura, Ltd. Photonic bandgap fiber and fiber amplifier
JP5415553B2 (en) * 2008-11-28 2014-02-12 エヌケイティー フォトニクス アクティーゼルスカブ Improved clad pump optical waveguide
FR2951878B1 (en) * 2009-10-22 2011-11-25 Centre Nat Rech Scient SYSTEM FOR GENERATING DOPED MICROSTRUCTURE OPTICAL FIBER OPTICAL POLYCHROMATIC LIGHT
CN114026750B (en) * 2019-06-05 2025-07-18 恩耐公司 Aiming laser insensitive to fiber laser
CN115950872B (en) * 2022-11-02 2025-09-12 重庆大学 A Raman spectroscopic gas analyzer and analysis method based on hollow-core optical fiber

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4780877A (en) * 1985-07-26 1988-10-25 Polaroid Corporation Optical fiber laser
US4782491A (en) * 1987-04-09 1988-11-01 Polaroid Corporation Ion doped, fused silica glass fiber laser
US4967416A (en) * 1990-02-28 1990-10-30 The United States Of America As Represented By The Secretary Of The Navy Thulium-doped fluorozirconate fiber laser pumped by a diode laser source
US5121460A (en) * 1991-01-31 1992-06-09 The Charles Stark Draper Lab., Inc. High-power mode-selective optical fiber laser
US5291501A (en) * 1989-12-22 1994-03-01 University Of Southhampton Optical fibre with doped core and doped inner cladding, for use in an optical fibre laser
US5485480A (en) * 1982-08-06 1996-01-16 Kleinerman; Marcos Y. Fiber optic lasers and amplifiers
US5677920A (en) * 1994-09-06 1997-10-14 Sdl, Inc. Upconversion fiber laser
US5710786A (en) * 1995-08-25 1998-01-20 Sdl, Inc. Optical fibre laser pump source for fibre amplifiers
EP0905834A2 (en) * 1997-09-11 1999-03-31 Lucent Technologies Inc. Silica-based optical fiber comprising low refractive index intermediate cladding
US6061369A (en) * 1999-06-01 2000-05-09 Corning Incorporated Wavelength selectable fiber laser system
US6288835B1 (en) * 1996-12-04 2001-09-11 Lars Johan Albinsson Nilsson Optical amplifiers and light source

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5485480A (en) * 1982-08-06 1996-01-16 Kleinerman; Marcos Y. Fiber optic lasers and amplifiers
US4780877A (en) * 1985-07-26 1988-10-25 Polaroid Corporation Optical fiber laser
US4782491A (en) * 1987-04-09 1988-11-01 Polaroid Corporation Ion doped, fused silica glass fiber laser
US5291501A (en) * 1989-12-22 1994-03-01 University Of Southhampton Optical fibre with doped core and doped inner cladding, for use in an optical fibre laser
US4967416A (en) * 1990-02-28 1990-10-30 The United States Of America As Represented By The Secretary Of The Navy Thulium-doped fluorozirconate fiber laser pumped by a diode laser source
US5121460A (en) * 1991-01-31 1992-06-09 The Charles Stark Draper Lab., Inc. High-power mode-selective optical fiber laser
US5677920A (en) * 1994-09-06 1997-10-14 Sdl, Inc. Upconversion fiber laser
US5710786A (en) * 1995-08-25 1998-01-20 Sdl, Inc. Optical fibre laser pump source for fibre amplifiers
US6288835B1 (en) * 1996-12-04 2001-09-11 Lars Johan Albinsson Nilsson Optical amplifiers and light source
EP0905834A2 (en) * 1997-09-11 1999-03-31 Lucent Technologies Inc. Silica-based optical fiber comprising low refractive index intermediate cladding
US6061369A (en) * 1999-06-01 2000-05-09 Corning Incorporated Wavelength selectable fiber laser system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LEE JAEDEUK ET AL: "Coaxial-core erbium-doped fibre amplifiers for self-regulation of gain spectrum", ELECTRONICS LETTERS, IEE STEVENAGE, GB, vol. 34, no. 19, 17 September 1998 (1998-09-17), pages 1852 - 1854, XP006010352, ISSN: 0013-5194 *
ZELLMER H ET AL: "All fibre laser system with 0.1 W output power in blue spectral range", ELECTRONICS LETTERS, IEE STEVENAGE, GB, vol. 33, no. 16, 31 July 1997 (1997-07-31), pages 1383 - 1384, XP006007774, ISSN: 0013-5194 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107946891A (en) * 2017-12-14 2018-04-20 湖北工业大学 A kind of high-power ultraviolet solid-state laser

Also Published As

Publication number Publication date
EP1440495A2 (en) 2004-07-28
WO2003038486A2 (en) 2003-05-08
CA2465522A1 (en) 2003-05-08
AU2002337338A1 (en) 2003-05-12

Similar Documents

Publication Publication Date Title
EP0743722B1 (en) High-power pumping of three-level optical fiber laser amplifier
WO2003038486A3 (en) An optical light source
EP1696520A3 (en) Optical amplifier system
CA2085498A1 (en) Microlenses for coupling optical fibers to elliptical light beams
EP1052747A3 (en) Semiconductor laser, semiconductor optical amplifier, and production method thereof
WO2002073754A3 (en) Narrow band high power fibre lasers
EP1104055A3 (en) Laser light source apparatus and OTDR apparatus
AU5822194A (en) A high power optical fiber amplifier pumped by a multi-mode laser source
WO2004066458A3 (en) Fiber laser
CA2372638A1 (en) Thulium-doped fiber amplifier using pump light for improving conversion efficiency in s-band
WO2002003513A8 (en) Blue laser based on interactions in fiber
WO2020112447A1 (en) Tandem pumped fiber amplifier
CA2364254A1 (en) Side-pumped fiber laser
CA2230439A1 (en) Optical waveguide, waveguide amplifier and laser
WO2002063728A3 (en) Raman fiber laser
WO2005043694A3 (en) Fiber coupling enhancement via external feedback
AU6857990A (en) Optical power amplifier with doped active fibre
JP2001267664A (en) Device including waveguide structure
EP1130717A3 (en) Semiconductor laser light source with external cavity
WO2001042819A3 (en) Multi-clad optical fiber and amplifier
WO2005031927A3 (en) High power 938 nanometer fiber laser and amplifier
WO2001091252A3 (en) High-power compact fiber laser
CA2338905A1 (en) Laser diode module
RU93034822A (en) FIBER LIGHTING OPTICAL QUANTUM AMPLIFIER
WO1999027619A3 (en) Multi-mode fiber lasers

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A2

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ OM PH PL PT RO RU SD SE SG SI SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A2

Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LU MC NL PT SE SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
DFPE Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)
WWE Wipo information: entry into national phase

Ref document number: 2002772580

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2465522

Country of ref document: CA

WWP Wipo information: published in national office

Ref document number: 2002772580

Country of ref document: EP

WWW Wipo information: withdrawn in national office

Ref document number: 2002772580

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: JP

WWW Wipo information: withdrawn in national office

Country of ref document: JP