Fiber pigtail e bua ka sehokelo se tšoanang le halofo ea jumper e sebelisetsoang ho hokahanya fiber ea optical le optical fiber coupler.E kenyelletsa sehokelo sa jumper le karolo ea fiber optical.Kapa hokela lisebelisoa tsa phetisetso le liraka tsa ODF, jj.
Qetello e le 'ngoe feela ea optical fiber pigtail ke sehokelo se tsamaeang.Mofuta oa sehokelo ke LC/UPC, SC/UPC, FC/UPC, ST/UPC, LC/APC, SC/APC, FC/APC.Lipheletso ka bobeli tsa jumper ke lihokelo tse tsamaeang.Ho na le mefuta e mengata ea li-interfaces, 'me lihokelo tse fapaneng li hloka li-couplers tse fapaneng.The jumper e arotsoe ka bobeli 'me e ka boela ea sebelisoa e le pigtail.
Bophahamo ba mantlha ba fiber ea multimode ke 50-62.5μm, bophara bo ka ntle ba ho koaheloa ke 125μm, bophara ba mantlha ba fiber ea mofuta o le mong ke 8.3μm, le bophara ba kantle ba sekoaelo ke 125μm.Bophahamo bo sebetsang ba fiber ea optical bo na le bolelele bo bokhutšoane ba 0.85μm, bolelele bo bolelele ba 1.31μm le 1.55μm.Tahlehelo ea fiber hangata e fokotseha ka ho lelefatsa bolelele ba maqhubu.Tahlehelo ea 0.85μm ke 2.5dB/km, tahlehelo ea 1.31μm ke 0.35dB/km, le tahlehelo ea 1.55μm ke 0.20dB/km.Ena ke tahlehelo e tlaase ka ho fetisisa ea fiber, e nang le wavelength ea 1.65 Tahlehelo e ka holimo ho μm e atisa ho eketseha.Ka lebaka la ho monya OHˉ, ho na le litlhōrō tsa tahlehelo ka har'a mekhahlelo ea 0.90 ~ 1.30μm le 1.34 ~ 1.52μm, 'me mekhahlelo ena e 'meli ha e sebelisoe ka botlalo.Ho tloha lilemong tsa bo-1980, likhoele tsa mokhoa o le mong li atisa ho sebelisoa hangata, 'me bolelele ba nako e telele ba 1.31μm bo sebelisitsoe pele.
Multimode fiber
Multi Mode Fiber:Karolo e bohareng ea khalase e teteaneng (50 kapa 62.5μm), e ka fetisang mekhoa e mengata ea khanya.Leha ho le joalo, phallo ea li-inter-mode e batla e le kholo, e fokotsang khafetsa phetiso ea matšoao a dijithale, 'me e ba e tebileng le ho feta ka keketseho ea sebaka.Mohlala: 600MB/KM optical fiber e na le bandwidth ea 300MB feela ho 2KM.Ka hona, sebaka sa phetiso ea fiber ea multimode e batla e le khuts'oane, hangata ke lik'hilomithara tse 'maloa feela.
Single Mode Fiber
Single Mode Fiber:Karolo e bohareng ea khalase e tšesaane haholo (bophara ba mantlha hangata ke 9 kapa 10 μm) mme e ka fetisa mokhoa o le mong oa khanya.Ka hona, ho hasana ha eona ka har'a mefuta-futa e nyenyane haholo, e loketseng puisano ea nako e telele, empa ho na le ho hasana ha lintho tse bonahalang le ho hasana ha waveguide.Ka tsela ena, likhoele tsa mofuta o le mong li na le litlhoko tse phahameng bakeng sa bophara ba spectral le botsitso ba mohloli oa leseli, ke hore, bophara ba spectral bo lokela ho ba bo fokolang le bo tsitsitseng.Betere.Hamorao, ho ile ha fumanoa hore ka bolelele ba 1.31μm, ho qhalakanngoa ha lintho tse bonahalang le ho hasana ha waveguide ea fiber ea mofuta o le mong e ntle le e mpe, 'me boholo bo tšoana hantle.Sena se bolela hore ka bolelele ba 1.31μm, phallo e felletseng ea fiber ea mofuta o le mong ke zero.Ho ea ka pono ea litšobotsi tsa tahlehelo ea fiber optical, 1.31μm ke feela fensetere e fokolang ea tahlehelo ea fiber optical.Ka tsela ena, sebaka sa 1.31μm wavelength se fetohile fensetere e ntle haholo ea ho sebetsa bakeng sa puisano ea fiber ea optical, hape ke sehlopha se ka sehloohong sa ts'ebetso ea tsamaiso ea hona joale e sebetsang ea optical fiber communication.Mekhahlelo e ka sehloohong ea 1.31μm e tloaelehileng ea fiber e le 'ngoe e khethoa ke International Telecommunication Union ITU-T ka tlhahiso ea G652, kahoo fiber ena e boetse e bitsoa G652 fiber.
Fiber ea mofuta o le mong, bophara ba mantlha bo nyane haholo (8-10μm), lets'oao la optical le fetisoa feela ka lehlakoreng le le leng le rarolloang le fiber axis, mme le fetisetsoa ka mokhoa o le mong feela, o qobang ho hasana ha modal mme o etsa kamore ea phetisetso. bophara ba bandwidth.Matla a phetisetso a maholo, tahlehelo ea pontšo ea optical e nyenyane, 'me ho hasana ho nyenyane, e leng se loketseng bakeng sa puisano e kholo le ea nako e telele.
Li-fiber tse nang le mefuta e mengata, letšoao la optical le fiber axis li fetisoa ka li-angles tse ngata tse rarolloang, 'me phetiso ea mabone a mangata e fetisoa ka mekhoa e mengata ka nako e le' ngoe.Bophara ke 50-200μm, e leng tlase ho ts'ebetso ea phetisetso ea fiber ea mofuta o le mong.E ka aroloa ka fiber abrupt multimode le multimode graded fiber.Ea pele e na le mantlha e kholoanyane, mekhoa e mengata ea phetisetso, bandwidth e moqotetsane, le matla a manyane a phetisetso.
RAISEFIBER e sebetsa ka ho khetheha tlhahisong ea likhoele tsa optical patch le li-pigtails, 'me e fana ka lihlahisoa tsa profeshenale tsa fiber optic bakeng sa bareki ba nang le lithapo tse kopaneng.
Nako ea poso: Dec-27-2021