WO2008111292A1 - ファイバ切断機構及び当該機構を備えたレーザ光源応用機器 - Google Patents

ファイバ切断機構及び当該機構を備えたレーザ光源応用機器 Download PDF

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Publication number
WO2008111292A1
WO2008111292A1 PCT/JP2008/000459 JP2008000459W WO2008111292A1 WO 2008111292 A1 WO2008111292 A1 WO 2008111292A1 JP 2008000459 W JP2008000459 W JP 2008000459W WO 2008111292 A1 WO2008111292 A1 WO 2008111292A1
Authority
WO
WIPO (PCT)
Prior art keywords
fiber
laser light
light source
cutting mechanism
application apparatus
Prior art date
Application number
PCT/JP2008/000459
Other languages
English (en)
French (fr)
Inventor
Hiroyuki Furuya
Kazuhisa Yamamoto
Shinichi Kadowaki
Original Assignee
Panasonic Corporation
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 Panasonic Corporation filed Critical Panasonic Corporation
Priority to JP2009503898A priority Critical patent/JP5064485B2/ja
Priority to CN200880000539XA priority patent/CN101542852B/zh
Priority to US12/376,653 priority patent/US8269139B2/en
Publication of WO2008111292A1 publication Critical patent/WO2008111292A1/ja

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
    • G02B6/24—Coupling light guides
    • G02B6/25—Preparing the ends of light guides for coupling, e.g. cutting
    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
    • G02B6/0008—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted at the end of the fibre
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • 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
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0028—Light guide, e.g. taper
    • 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
    • H01S3/0014—Monitoring arrangements not otherwise provided for
    • 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
    • H01S3/0064—Anti-reflection devices, e.g. optical isolaters
    • 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
    • H01S3/0092—Nonlinear frequency conversion, e.g. second harmonic generation [SHG] or sum- or difference-frequency generation outside the laser cavity
    • 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
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08054—Passive cavity elements acting on the polarization, e.g. a polarizer for branching or walk-off compensation
    • 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
    • H01S3/094015—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre with pump light recycling, i.e. with reinjection of the unused pump light back into the fiber, e.g. by reflectors or circulators
    • 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
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • 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
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/105—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • H01S3/1055—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length one of the reflectors being constituted by a diffraction grating

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lasers (AREA)
  • Laser Beam Processing (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Couplings Of Light Guides (AREA)

Abstract

　レーザ光を利用した機器に組み込まれているファイバレーザ光源の二次的利用を防止するファイバ切断機構を提供する。レーザ装置がレーザ光源応用機器から分離される時、特徴的なファイバ切断機構を用いて、ファイバグレーティング２９内からファイバグレーティング２９とレーザ活性物質を含むファイバ２６との接続点までの特定範囲（切断箇所（１））で、少なくともファイバ２６を切断する。 　　
PCT/JP2008/000459 2007-03-12 2008-03-06 ファイバ切断機構及び当該機構を備えたレーザ光源応用機器 WO2008111292A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009503898A JP5064485B2 (ja) 2007-03-12 2008-03-06 ファイバ切断機構及び当該機構を備えたレーザ光源応用機器
CN200880000539XA CN101542852B (zh) 2007-03-12 2008-03-06 光纤切断机构及具备该机构的激光光源应用设备
US12/376,653 US8269139B2 (en) 2007-03-12 2008-03-06 Fiber cutting mechanism and laser light source application apparatus comprising the mechanism

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-061475 2007-03-12
JP2007061475 2007-03-12

Publications (1)

Publication Number Publication Date
WO2008111292A1 true WO2008111292A1 (ja) 2008-09-18

Family

ID=39759236

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/000459 WO2008111292A1 (ja) 2007-03-12 2008-03-06 ファイバ切断機構及び当該機構を備えたレーザ光源応用機器

Country Status (4)

Country Link
US (1) US8269139B2 (ja)
JP (1) JP5064485B2 (ja)
CN (1) CN101542852B (ja)
WO (1) WO2008111292A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014507066A (ja) * 2011-01-06 2014-03-20 コーニンクレッカ フィリップス エヌ ヴェ レーザ光源に対する無認可のアクセスの禁止

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8436276B2 (en) * 2009-07-28 2013-05-07 The United States Of America As Represented By The Secretary Of The Navy Portable cutting device for breaching a barrier
US9321128B2 (en) 2009-07-28 2016-04-26 The United States Of America As Represented By The Secretary Of The Navy High power laser system
US8420977B2 (en) * 2009-07-28 2013-04-16 United States Of America As Represented By The Secretary Of The Navy High power laser system
JP5833299B2 (ja) * 2010-11-02 2015-12-16 株式会社ディスコ レーザー加工装置
CN102096228B (zh) * 2010-12-17 2012-07-04 湖南创图视维科技有限公司 一种显示系统和显示方法
JP6788854B2 (ja) * 2016-10-18 2020-11-25 パナソニックＩｐマネジメント株式会社 照明装置
US10469813B2 (en) 2017-12-21 2019-11-05 Stmicroelectronics S.R.L. Light source response compensation for light projection system using a graphics processing unit
CN110380326B (zh) * 2019-07-29 2020-10-23 武汉电信器件有限公司 一种光信号输出装置及方法、存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001267670A (ja) * 2000-03-16 2001-09-28 Sony Corp レーザ装置
JP2004341210A (ja) * 2003-04-07 2004-12-02 Seiko Epson Corp プロジェクタ
JP2007129133A (ja) * 2005-11-07 2007-05-24 Seiko Epson Corp 照明装置及び画像表示装置

Family Cites Families (4)

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Publication number Priority date Publication date Assignee Title
US5050173A (en) * 1988-05-03 1991-09-17 Phased Array Lasers Pty Ltd. Looped, phased array laser oscillator
WO1999012235A1 (en) * 1997-09-05 1999-03-11 Micron Optics, Inc. Tunable fiber fabry-perot surface-emitting lasers
US20020168139A1 (en) * 2001-03-30 2002-11-14 Clarkson William Andrew Optical fiber terminations, optical couplers and optical coupling methods
CN100566051C (zh) * 2005-06-02 2009-12-02 松下电器产业株式会社 二维图像显示装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001267670A (ja) * 2000-03-16 2001-09-28 Sony Corp レーザ装置
JP2004341210A (ja) * 2003-04-07 2004-12-02 Seiko Epson Corp プロジェクタ
JP2007129133A (ja) * 2005-11-07 2007-05-24 Seiko Epson Corp 照明装置及び画像表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014507066A (ja) * 2011-01-06 2014-03-20 コーニンクレッカ フィリップス エヌ ヴェ レーザ光源に対する無認可のアクセスの禁止

Also Published As

Publication number Publication date
US20100183037A1 (en) 2010-07-22
JPWO2008111292A1 (ja) 2010-06-24
CN101542852B (zh) 2013-01-16
JP5064485B2 (ja) 2012-10-31
US8269139B2 (en) 2012-09-18
CN101542852A (zh) 2009-09-23

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