DK3547468T3 - Optisk forstærkningsfiber, fiberlaserindretning og optisk resonator - Google Patents

Optisk forstærkningsfiber, fiberlaserindretning og optisk resonator

Info

Publication number
DK3547468T3
DK3547468T3 DK18208467.3T DK18208467T DK3547468T3 DK 3547468 T3 DK3547468 T3 DK 3547468T3 DK 18208467 T DK18208467 T DK 18208467T DK 3547468 T3 DK3547468 T3 DK 3547468T3
Authority
DK
Denmark
Prior art keywords
fiber
optical
laser device
fiber laser
resonator
Prior art date
Application number
DK18208467.3T
Other languages
English (en)
Inventor
Rintaro Kitahara
Hidenori Miyauchi
Original Assignee
Fujikura 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 Fujikura Ltd filed Critical Fujikura Ltd
Application granted granted Critical
Publication of DK3547468T3 publication Critical patent/DK3547468T3/da

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
    • H01S3/06729—Peculiar transverse fibre profile
    • H01S3/06733—Fibre having more than one cladding
    • 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
    • H01S3/06716—Fibre compositions or doping with active elements
    • 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
    • H01S3/0672—Non-uniform radial doping
    • 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
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08013—Resonator comprising a fibre, e.g. for modifying dispersion or repetition rate
    • 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
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1618—Solid materials characterised by an active (lasing) ion rare earth ytterbium
    • 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
    • H01S2301/00—Functional characteristics
    • H01S2301/03—Suppression of nonlinear conversion, e.g. specific design to suppress for example stimulated brillouin scattering [SBS], mainly in optical fibres in combination with multimode 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
    • H01S3/05—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
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
    • 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
    • H01S3/06754—Fibre amplifiers
    • 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
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/0804—Transverse or lateral modes
    • H01S3/08045—Single-mode emission
    • 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
    • H01S3/094049—Guiding of the pump light
    • H01S3/094053—Fibre coupled pump, e.g. delivering pump light using a fibre or a fibre bundle
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/17—Solid materials amorphous, e.g. glass
    • H01S3/176—Solid materials amorphous, e.g. glass silica or silicate glass

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
DK18208467.3T 2018-03-30 2018-11-27 Optisk forstærkningsfiber, fiberlaserindretning og optisk resonator DK3547468T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018069801 2018-03-30

Publications (1)

Publication Number Publication Date
DK3547468T3 true DK3547468T3 (da) 2026-02-09

Family

ID=64500198

Family Applications (1)

Application Number Title Priority Date Filing Date
DK18208467.3T DK3547468T3 (da) 2018-03-30 2018-11-27 Optisk forstærkningsfiber, fiberlaserindretning og optisk resonator

Country Status (5)

Country Link
US (1) US11095086B2 (da)
EP (1) EP3547468B1 (da)
CN (1) CN110323659B (da)
CA (1) CA3025416C (da)
DK (1) DK3547468T3 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119575541A (zh) * 2025-02-06 2025-03-07 深圳市创鑫激光股份有限公司 一种低数值孔径稳定吸收率的增益光纤、光纤激光器及激光加工设备

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69026815T2 (de) 1989-11-20 1996-09-19 Fujitsu Ltd Optischer verstärker
WO2003067723A1 (fr) 2002-02-06 2003-08-14 Mitsubishi Denki Kabushiki Kaisha Fibre optique multimode, amplificateur laser a fibre, et oscillateur laser a fibre
JP4358073B2 (ja) * 2004-09-07 2009-11-04 株式会社フジクラ 低曲げ損失トレンチ型マルチモードファイバ
JP2007139857A (ja) 2005-11-15 2007-06-07 Fujikura Ltd シングルモード光ファイバ及びファイバレーザ
WO2010055696A1 (ja) 2008-11-14 2010-05-20 株式会社フジクラ イッテルビウム添加光ファイバ、ファイバレーザ及びファイバアンプ
WO2010055700A1 (ja) 2008-11-14 2010-05-20 株式会社フジクラ イッテルビウム添加光ファイバ、ファイバレーザ及びファイバアンプ
EP2674795A4 (en) * 2011-02-09 2018-04-25 Furukawa Electric Co., Ltd. Optical fiber and optical transmission system
US8767288B2 (en) * 2011-04-13 2014-07-01 Nec Laboratories America, Inc. Multimode optical amplifier with close-loop modal gain control
EP2743742B1 (en) * 2011-08-08 2018-01-10 Furukawa Electric Co., Ltd. Multi-core optical fiber and optical transmission system
JP5779606B2 (ja) * 2013-03-14 2015-09-16 株式会社フジクラ 増幅用光ファイバ、及び、それを用いたファイバレーザ装置
EP3047316B1 (en) * 2013-09-20 2018-01-17 Draka Comteq BV Few mode optical fibers for space division multiplexing
JP6268232B2 (ja) 2016-07-04 2018-01-24 株式会社フジクラ 光ファイバ、及び、レーザ装置
JP6663387B2 (ja) * 2017-05-08 2020-03-11 株式会社フジクラ マルチモードファイバ、光増幅器、及びファイバレーザ

Also Published As

Publication number Publication date
CA3025416A1 (en) 2019-09-30
EP3547468A1 (en) 2019-10-02
US11095086B2 (en) 2021-08-17
CA3025416C (en) 2023-06-13
CN110323659A (zh) 2019-10-11
CN110323659B (zh) 2024-12-03
US20200028314A1 (en) 2020-01-23
EP3547468B1 (en) 2026-01-21

Similar Documents

Publication Publication Date Title
IL290760A (en) Optical waveguide
DK4376236T3 (da) Bølgelængdebestemmelse for bredt justerbare lasere og lasersystemer deraf
DK3462553T3 (da) Optisk fiber og laserindretning
EP3624278A4 (en) MULTIMODE FIBER, OPTICAL AMPLIFIER AND FIBER LASER
DK3306759T3 (da) Optisk fiber til forstærkning og laserindretning
EP3726673A4 (en) OPTICAL COUPLER AND OPTICAL AMPLIFIER
DK3956954T3 (da) Fiberpolarisationsforvrængningsindretning
EP3635459A4 (en) OPTICAL COUPLER ARRAYS
DK3480905T3 (da) Optisk fiber til forstærkning og laserindretning
EP3719943A4 (en) WAVELENGTH ADJUSTABLE LASER
DK3872558T3 (da) Optisk isolator
EP3934031A4 (en) Laser device
DK3822673T3 (da) Optisk fiber
DK3537192T3 (da) Optisk fiber, farvet optisk fiber og optisk transmissionssystem
EP4165738C0 (en) LASER FIGURE 8
EP3665750C0 (en) A MODE-LOCKED FIBER LASER SYSTEM
DK3764134T3 (da) Optisk fiber
EP4039401A4 (en) OPTICAL COMBINATOR AND LASER DEVICE
EP3767761A4 (en) LASER MODULE
EP4064468A4 (en) OPTICAL COUPLER AND OPTICAL AMPLIFIER
DK3677556T3 (da) Fremgangsmåde til fremstilling af optisk fiberudgangsmateriale og fremgangsmåde til fremstilling af optisk fiber
DK3872544T3 (da) Fiberstruktur, pulslaserindretning og superkontinuum-lyskilde
EP3952037A4 (en) OPTICAL FIBER WITH ACTIVE ELEMENT, RESONATOR AND FIBER LASER DEVICE
DK3736605T3 (da) Sikkerhedslaserscanner og fremgangsmåde
LT4021677T (lt) Lazerinis apdorojimo įtaisas