Ingolise ho Mecha ea rona ea Sechaba bakeng sa Post e Potlakileng
Fiber-coupled Laser Diode Definition, Working Principle, le Wavelength e Tloaelehileng
Fiber-coupled laser diode ke sesebelisoa sa semiconductor se hlahisang leseli le momahaneng, ebe joale le tsepame le ho hokahanngoa hantle hore le kopanngoe ho thapo ea fiber optic.Molao-motheo oa mantlha o kenyelletsa ho sebelisa matla a motlakase ho susumetsa diode, ho theha li-photon ka tlhahiso e hlasimollang.Li-photon tsena li holisoa ka har'a diode, li hlahisa lebone la laser.Ka ho tsepamisa maikutlo ka hloko le ho tsamaisana, lebone lena la laser le lebisoa bohareng ba thapo ea fiber optic, moo e fetisetsoang ka tahlehelo e fokolang ka ho bonahatsa ka hare ho kakaretso.
Range of Wavelength
Bophahamo bo tloaelehileng ba mojule oa fiber-coupled laser diode bo ka fapana haholo ho latela ts'ebeliso ea eona e reriloeng.Ka kakaretso, lisebelisoa tsena li ka koahela mefuta e mengata ea wavelengths, ho kenyelletsa:
Spectrum ea Leseli e Bonahalang:Ho tloha ho 400 nm (violet) ho isa ho 700 nm (e khubelu).Tsena li sebelisoa hangata lits'ebetsong tse hlokang leseli le bonahalang bakeng sa ho bonesa, ho bonts'a, kapa ho utloa.
Haufi le Infrared (NIR):Ho tloha ho 700 nm ho isa ho 2500 nm.Maqhubu a maqhubu a NIR a sebelisoa hangata mekhoeng ea mehala, lits'ebetsong tsa bongaka, le lits'ebetsong tse fapaneng tsa indasteri.
Mid-Infrared (MIR): E atoloha ho feta 2500 nm, le hoja e sa tloaeleha ho li-module tsa laser diode tse tloaelehileng tsa fiber-coupled ka lebaka la lisebelisoa tse khethehileng le lisebelisoa tsa fiber tse hlokahalang.
Lumispot Tech e fana ka module ea fiber-coupled laser diode e nang le maqhubu a tloaelehileng a 525nm, 790nm, 792nm, 808nm, 878.6nm, 888nm, 915m, le 976nm ho kopana le bareki ba fapaneng.'litlhoko tsa kopo.
E tloaelehileng Akopos ea lasers e kopantsoeng le fiber ka bolelele bo fapaneng
Tataiso ena e hlahloba karolo ea bohlokoa ea li-fiber-coupled laser diode (LDs) ho ntlafatseng mahlale a mohloli oa pompo le mekhoa ea ho pompa ka mahlo ho pholletsa le litsamaiso tse fapaneng tsa laser.Ka ho shebana le bolelele bo itseng ba maqhubu le ts'ebeliso ea bona, re totobatsa kamoo laser diode tsena li fetolang ts'ebetso le ts'ebeliso ea li-fiber le li-solid state lasers.
Tšebeliso ea Li-Laser tse Kopantsoeng ka Fiber e le Mehloli ea Pompo bakeng sa Fiber Lasers
915nm le 976nm Fiber Coupled LD e le mohloli oa pompo bakeng sa 1064nm ~ 1080nm fiber laser.
Bakeng sa li-laser tsa fiber tse sebetsang sebakeng sa 1064nm ho isa ho 1080nm, lihlahisoa tse sebelisang maqhubu a 915nm le 976nm li ka sebetsa e le mehloli e sebetsang ea pompo.Tsena li sebelisoa haholo lits'ebetsong tse kang laser cutting le welding, cladding, laser processing, marking, le high-power laser weaponry.Mokhoa ona, o tsejoang e le ho pompa ka ho toba, o kenyelletsa fiber e monyang leseli la pompo le ho e ntša ka ho toba e le laser e hlahisoang ke maqhubu a kang 1064nm, 1070nm, le 1080nm.Mokhoa ona oa ho pompa o sebelisoa haholo ho li-laser tsa lipatlisiso le li-lasers tse tloaelehileng tsa indasteri.
Fiber e kopantsoeng le laser diode e nang le 940nm e le mohloli oa pompo oa 1550nm fiber laser
Sebakeng sa 1550nm fiber lasers, li-lasers tse kopantsoeng ka fiber tse nang le leqhubu la 940nm hangata li sebelisoa e le mehloli ea pompo.Sesebelisoa sena se bohlokoa haholo tšimong ea laser LiDAR.
Lisebelisoa tse Khethehileng tsa Fiber e kopantsoeng le laser diode e nang le 790nm
Li-laser tse kopantsoeng ka fiber ho 790nm ha li sebetse feela e le mehloli ea pompo ea li-laser tsa fiber empa li boetse li sebetsa ho li-laser tsa boemo bo tiileng.Li sebelisoa haholo e le mehloli ea pompo bakeng sa li-lasers tse sebetsang haufi le 1920nm wavelength, ka lits'ebetso tsa mantlha mehatong ea li-photoelectric.
Lisebelisoaea Fiber-Coupled Lasers e le Mehloli ea Pompo bakeng sa Laser e tiileng ea naha
Bakeng sa li-lasers tsa boemo bo tiileng tse tsoang pakeng tsa 355nm le 532nm, li-lasers tse kopantsoeng ka fiber tse nang le maqhubu a 808nm, 880nm, 878.6nm, le 888nm ke likhetho tse ratoang.Tsena li sebelisoa haholo liphuputsong tsa mahlale le nts'etsopele ea li-laser tsa boemo bo tiileng ho violet, blue, and green spectrum.
Lisebelisoa tse otlolohileng tsa Lasers ea Semiconductor
Lisebelisoa tsa laser tsa semiconductor tse tobileng li kenyelletsa tlhahiso e tobileng, ho kopanya lense, kopanyo ea boto ea potoloho, le ho kopanya tsamaiso.Li-laser tse kopantsoeng ka fiber tse nang le maqhubu a maqhubu a kang 450nm, 525nm, 650nm, 790nm, 808nm, le 915nm li sebelisoa lits'ebetsong tse fapaneng tse kenyelletsang ho bonesa, tlhahlobo ea terene, pono ea mochini le lits'ebetso tsa ts'ireletso.
Litlhoko tsa mohloli oa pompo oa li-laser tsa fiber le li-laser tse tiileng.
Bakeng sa kutloisiso e felletseng ea litlhoko tsa mohloli oa pompo bakeng sa li-laser tsa fiber le li-solid state lasers, ho bohlokoa ho batlisisa ka botlalo hore na li-laser tsena li sebetsa joang le karolo ea mehloli ea pompo tšebetsong ea tsona.Mona, re tla atolosa ka kakaretso ea pele ho koahela mekhoa e rarahaneng ea mekhoa ea ho pompa, mefuta ea mehloli ea pompo e sebelisoang, le phello ea eona mosebetsing oa laser.Khetho le tlhophiso ea mehloli ea pompo e ama ka kotloloho ts'ebetso ea laser, matla a hlahisoang, le boleng ba phala.Ho hokahana hantle, ho tsamaisana ha maqhubu a maqhubu, le taolo ea mocheso li bohlokoa bakeng sa ho ntlafatsa ts'ebetso le ho lelefatsa bophelo ba laser.Tsoelopele ea theknoloji ea laser diode e tsoela pele ho ntlafatsa ts'ebetso le ts'epahalo ea li-fiber le li-solid state lasers, e leng ho li etsang hore li feto-fetohe le ho boloka chelete e ngata bakeng sa lits'ebetso tse fapaneng.
- Litlhoko tsa Mohloli oa Fiber Lasers Pump
Li-Diode tsa Laserjoalo ka Mehloli ea Pompo:Li-laser tsa fiber hangata li sebelisa li-laser diode joalo ka mohloli oa pompo ka lebaka la ts'ebetso ea tsona e sebetsang hantle, boholo bo kopaneng, le bokhoni ba ho hlahisa bolelele bo itseng ba khanya bo tsamaellanang le sekhahla sa ho monya ha fiber e bonojoana.Khetho ea laser diode wavelength e bohlokoa;mohlala, dopant e tloaelehileng ho li-laser tsa fiber ke Ytterbium (Yb), e nang le tlhoro e nepahetseng ea ho monya ho pota 976 nm.Ka hona, li-laser diode tse ntšang bophahamong bona ba maqhubu kapa haufi le tsona li khethoa bakeng sa ho pompa lasers ea Yb-doped fiber.
Moralo oa Double-Clad Fiber:Ho eketsa bokhoni ba ho monya leseli ho tsoa ho li-laser diode tsa pompo, li-laser tsa fiber hangata li sebelisa moralo o nang le liphahlo tse peli.Bohareng bo ka hare bo entsoe ka laser medium e sebetsang (mohlala, Yb), ha karolo e ka ntle, e kholoanyane e tsamaisang leseli la pompo.Mokotla o monya leseli la pompo 'me o hlahisa ketso ea laser, athe cladding e lumella palo e kholo ea leseli la pompo ho sebelisana le mantlha, ho ntlafatsa ts'ebetso.
Wavelength Matching le Coupling Katleho: Ho pompa ka katleho ha ho hloke feela ho khetha diode tsa laser tse nang le wavelength e loketseng empa hape le ho ntlafatsa bokhoni ba ho kopanya lipakeng tsa diode le fiber.Sena se kenyelletsa ho tsamaisana ka hloko le ts'ebeliso ea likarolo tsa optical joalo ka lilense le li-couplers ho netefatsa hore leseli le phahameng la pompo le kenngoe ka har'a fiber core kapa cladding.
-Li-Laser tsa Naha tse TiilengLitlhoko tsa Mohloli oa Pompo
Optical Pumping:Ntle le li-laser diode, li-laser tsa solid-state (ho kenyeletsoa le li-laser tse ngata joalo ka Nd:YAG) li ka pompeloa ka pono ka mabone a flash kapa mabone a arc.Mabone ana a ntša khanya e pharalletseng, eo karolo ea eona e tsamaellanang le lihlopha tsa ho monya tsa leseare.Le hoja e sa sebetse hantle ho feta ho pompa laser diode, mokhoa ona o ka fana ka matla a phahameng haholo a ho otla ha pelo, oa etsa hore o tšoanelehe bakeng sa lisebelisoa tse hlokang matla a phahameng a phahameng.
Tlhophiso ea Mohloli oa Pompo:Ho hlophisoa ha mohloli oa pompo ho li-laser tse tiileng ho ka ama ts'ebetso ea bona haholo.Qetello ea ho pompa le ho pompa ka mahlakoreng ke litlhophiso tse tloaelehileng.Qetellong ea ho pompa, moo leseli la pompo le lebisitsoeng ka lehlakoreng la optical axis ea laser medium, e fana ka ho kopana ho molemo pakeng tsa leseli la pompo le mokhoa oa laser, e leng se lebisang katlehong e phahameng.Ho pompa ka mahlakoreng, le hoja ho sa sebetse hantle, ho bonolo ebile ho ka fana ka matla a phahameng ka kakaretso bakeng sa lithupa kapa li-slabs tse bophara bo boholo.
Taolo ea Thermal:Li-laser tsa fiber le boemo bo tiileng li hloka taolo e sebetsang ea mocheso ho sebetsana le mocheso o hlahisoang ke mehloli ea pompo.Ho li-laser tsa fiber, sebaka se atolositsoeng sa fiber se thusa ho qhala mocheso.Li-lasers tsa boemo bo tiileng, litsamaiso tse pholileng (tse kang ho pholisa metsi) lia hlokahala ho boloka ts'ebetso e tsitsitseng le ho thibela lense ea mocheso kapa tšenyo ea laser medium.
Nako ea poso: Feb-28-2024