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Fiber-coupled Laser Diode txhais, ua hauj lwm hauv paus ntsiab lus, thiab hom wavelength
Lub fiber-coupled laser diode yog ib qho khoom siv semiconductor uas tsim cov teeb pom kev sib txuas, uas yog tom qab ntawd tsom thiab ua raws li qhov tseeb kom ua ke rau hauv fiber ntau optic cable.Lub hauv paus ntsiab lus tseem ceeb suav nrog kev siv hluav taws xob tam sim no los txhawb lub diode, tsim cov photons los ntawm kev txhawb nqa emission.Cov photons yog amplified nyob rau hauv lub diode, ua ib tug laser beam.Los ntawm kev ua tib zoo tsom thiab kev sib raug zoo, lub laser beam no tau coj mus rau hauv cov tub ntxhais ntawm fiber ntau optic cable, qhov uas nws kis tau tsawg kawg nkaus los ntawm tag nrho cov kev xav sab hauv.
Ntau yam ntawm Wavelength
Lub wavelength ntawm fiber ntau-coupled laser diode module tuaj yeem sib txawv nyob ntawm nws qhov kev thov.Feem ntau, cov khoom siv no tuaj yeem npog ntau qhov dav ntawm wavelengths, suav nrog:
Pom pom lub teeb Spectrum:Ntau yam ntawm li 400 nm (violet) txog 700 nm (liab).Cov no feem ntau yog siv rau hauv daim ntawv thov uas xav tau lub teeb pom kev zoo rau kev teeb pom kev zoo, tso saib, lossis pom.
Ze-Infrared (NIR):Kev sib tw ntawm li 700nm txog 2500nm.NIR wavelengths feem ntau siv hauv kev sib txuas lus, kev siv kho mob, thiab ntau yam kev lag luam.
Mid-Infrared (MIR): Txuas ntxiv tshaj 2500 nm, txawm tias tsawg dua hauv cov qauv fiber ntau-coupled laser diode modules vim yog cov ntawv tshwj xeeb thiab cov khoom siv fiber ntau.
Lumispot Tech muab cov fiber ntau-coupled laser diode module nrog cov raug wavelengths ntawm 525nm, 790nm, 792nm, 808nm, 878.6nm, 888nm, 915m, thiab 976nm kom tau raws li ntau tus neeg muas zaub'daim ntawv thov xav tau.
Hom Adaim ntawv thovs ntawm fiber-coupled lasers ntawm txawv wavelengths
Cov lus qhia no tshawb txog lub luag haujlwm tseem ceeb ntawm fiber ntau-coupled laser diodes (LDs) hauv kev nce qib twj tso kua mis thiab cov kev siv kho qhov muag thoob plaws ntau lub tshuab laser.Los ntawm kev tsom mus rau qhov tshwj xeeb wavelengths thiab lawv cov ntawv thov, peb qhia txog yuav ua li cas cov laser diodes hloov pauv qhov kev ua tau zoo thiab kev siv hluav taws xob ntawm ob qho tib si fiber ntau thiab cov khoom siv lub xeev lasers.
Siv cov Fiber-Coupled Lasers li Pump Sources rau Fiber Lasers
915nm thiab 976nm Fiber Coupled LD ua lub twj tso kua mis rau 1064nm ~ 1080nm fiber ntau laser.
Rau fiber ntau lasers ua haujlwm nyob rau hauv 1064nm mus rau 1080nm ntau yam, cov khoom siv siv wavelengths ntawm 915nm thiab 976nm tuaj yeem ua haujlwm zoo li cov twj tso kua mis.Cov no feem ntau yog siv rau hauv daim ntawv thov xws li laser txiav thiab vuam, cladding, laser ua, cim, thiab lub zog laser riam phom.Cov txheej txheem, hu ua direct pumping, muaj fiber ntau absorbing lub teeb lub teeb thiab ncaj qha emitting nws raws li laser tso zis ntawm wavelengths xws li 1064nm, 1070nm, thiab 1080nm.Cov txheej txheem twj tso kua mis no yog siv dav hauv kev tshawb fawb lasers thiab cov pa lasers.
Fiber txuas nrog laser diode nrog 940nm ua twj tso kua mis ntawm 1550nm fiber ntau laser
Hauv thaj tsam ntawm 1550nm fiber ntau lasers, fiber ntau-coupled lasers nrog 940nm wavelength feem ntau yog siv los ua twj tso kua mis.Daim ntawv thov no muaj txiaj ntsig tshwj xeeb hauv thaj chaw ntawm laser LiDAR.
Kev siv tshwj xeeb ntawm Fiber txuas nrog laser diode nrog 790nm
Fiber-coupled lasers ntawm 790nm tsis tsuas yog siv los ua cov twj tso kua mis rau fiber ntau lasers tab sis kuj tseem siv tau rau hauv cov khoom lag luam lasers.Lawv tsuas yog siv los ua cov twj tso kua mis rau cov lasers ua haujlwm nyob ze ntawm 1920nm wavelength, nrog rau cov ntawv thov hauv photoelectric countermeasures.
Daim ntawv thovFiber-Coupled Lasers li Pump Sources rau Solid-state Laser
Rau cov khoom siv lub xeev lasers emitting ntawm 355nm thiab 532nm, fiber-coupled lasers nrog wavelengths ntawm 808nm, 880nm, 878.6nm, thiab 888nm yog cov kev xaiv.Cov no tau siv dav hauv kev tshawb fawb txog kev tshawb fawb thiab kev txhim kho cov khoom siv hauv lub xeev lasers hauv violet, xiav, thiab ntsuab spectrum.
Kev siv ncaj qha ntawm Semiconductor Lasers
Direct semiconductor laser daim ntaub ntawv encompass ncaj qha tso zis, lens coupling, Circuit Court board integration, thiab system integration.Fiber-coupled lasers nrog wavelengths xws li 450nm, 525nm, 650nm, 790nm, 808nm, thiab 915nm yog siv nyob rau hauv ntau yam kev siv xws li illumination, railway soj ntsuam, tshuab pom, thiab kev ruaj ntseg systems.
Kev xav tau rau lub twj tso kua mis ntawm fiber ntau lasers thiab solid-state lasers.
Txhawm rau kom nkag siab cov ntsiab lus ntawm lub twj tso kua mis qhov yuav tsum tau ua rau fiber ntau lasers thiab solid-state lasers, nws yog ib qho tseem ceeb kom nkag siab txog qhov tshwj xeeb ntawm cov lasers ua haujlwm li cas thiab lub luag haujlwm ntawm cov twj tso kua mis hauv lawv cov haujlwm.Ntawm no, peb yuav nthuav dav ntawm cov lus qhia thawj zaug los npog cov kev tsis sib haum xeeb ntawm kev siv tshuab, hom twj tso kua mis siv, thiab lawv qhov cuam tshuam rau lub laser kev ua haujlwm.Kev xaiv thiab kev teeb tsa ntawm cov twj tso kua mis ncaj qha cuam tshuam rau lub laser qhov ua tau zoo, tso zis hluav taws xob, thiab nqaj zoo.Kev sib txuas ua haujlwm tau zoo, kev sib tw wavelength, thiab kev tswj xyuas thermal yog qhov tseem ceeb rau kev ua kom zoo dua qub thiab txuas ntxiv lub neej ntawm laser.Kev nce qib hauv laser diode thev naus laus zis txuas ntxiv txhim kho kev ua tau zoo thiab kev ntseeg tau ntawm ob qho tib si fiber ntau thiab cov khoom siv lub xeev lasers, ua rau lawv muaj ntau yam thiab raug nqi rau ntau yam kev siv.
- Fiber Lasers Pump Source Requirements
Laser DiodesRaws li Pump Sources:Fiber lasers feem ntau siv laser diodes raws li lawv cov twj tso kua mis vim lawv efficiency, compact loj, thiab muaj peev xwm los tsim ib tug tshwj xeeb wavelength ntawm lub teeb uas phim lub nqus spectrum ntawm doped fiber.Kev xaiv ntawm laser diode wavelength yog qhov tseem ceeb;Piv txwv li, ib qho dopant nyob rau hauv fiber ntau lasers yog Ytterbium (Yb), uas muaj qhov zoo tshaj plaws nqus ncov nyob ib ncig ntawm 976 nm.Yog li ntawd, laser diodes emitting ntawm los yog ze ntawm no wavelength yog nyiam rau siv Yb-doped fiber ntau lasers.
Ob chav Clad Fiber Design:Txhawm rau kom ua tau zoo ntawm lub teeb nqus los ntawm lub twj tso kua mis laser diodes, fiber ntau lasers feem ntau siv ob-clad fiber ntau tsim.Lub hauv paus tseem ceeb yog doped nrog lub active laser nruab nrab (xws li, Yb), thaum lub txheej txheej, loj cladding txheej coj lub teeb lub teeb.Cov tub ntxhais absorbs lub teeb lub twj tso kua mis thiab ua rau lub laser txiav, thaum lub cladding tso cai rau ib tug ntau ntawm cov ntsiab lus ntawm lub twj tso kua mis lub teeb los cuam tshuam nrog cov tub ntxhais, txhim kho cov efficiency.
Wavelength Matching thiab Coupling Efficiency: Siv tau zoo yuav tsum tsis txhob xaiv laser diodes nrog lub wavelength tsim nyog tab sis kuj optimizing lub coupling efficiency ntawm lub diodes thiab fiber.Qhov no suav nrog kev ua tib zoo saib xyuas thiab siv cov khoom siv kho qhov muag xws li lo ntsiab muag thiab cov khoom sib txuas kom ntseeg tau tias lub teeb pom kev siab tshaj plaws yog txhaj rau hauv cov tub ntxhais fiber ntau lossis cladding.
-Solid-State LasersPump Source Requirements
Optical Pumping:Dhau li ntawm laser diodes, cov khoom siv hauv lub xeev lasers (xws li cov lasers zoo li Nd: YAG) tuaj yeem kho qhov muag nrog lub teeb nyem lossis lub teeb arc.Cov teeb no emit ib tug dav spectrum ntawm lub teeb, ib feem ntawm uas phim lub nqus bands ntawm lub laser nruab nrab.Thaum tsis muaj txiaj ntsig zoo dua li laser diode siv, txoj kev no tuaj yeem muab lub zog pulse siab heev, ua rau nws tsim nyog rau cov ntawv thov uas xav tau lub zog siab.
Pump Source Configuration:Kev teeb tsa ntawm lub twj tso kua mis hauv lub xeev cov lasers tuaj yeem cuam tshuam rau lawv qhov kev ua tau zoo.End-pumping thiab side-pumping yog ib qho kev teeb tsa.Qhov kawg-pumping, qhov twg lub teeb lub twj tso kua mis yog qhia raws lub qhov muag axis ntawm lub laser nruab nrab, muaj kev sib tshooj zoo dua ntawm lub twj tso kua mis thiab lub laser hom, ua rau muaj kev ua tau zoo dua.Kev tso tawm sab nraud, thaum muaj peev xwm tsawg dua, yog qhov yooj yim dua thiab tuaj yeem muab lub zog ntau dua rau cov pas nrig lossis cov nplais loj.
Thermal Management:Ob leeg fiber ntau thiab solid-state lasers xav tau kev tswj xyuas thermal zoo los tswj cov cua sov uas tsim los ntawm cov twj tso kua mis.Nyob rau hauv fiber ntau lasers, qhov ntev ntawm qhov chaw ntawm fiber ntau pab nyob rau hauv tshav kub dissipation.Hauv cov khoom siv hluav taws xob hauv lub xeev, cov tshuab cua txias (xws li dej txias) yog qhov tsim nyog los tswj kev ua haujlwm ruaj khov thiab tiv thaiv thermal lensing lossis kev puas tsuaj rau laser nruab nrab.
Lub sij hawm xa tuaj: Feb-28-2024