Multimode fiber ntau yog ib qho kev xaiv kom ua tiav 10 Gbit / s ceev tshaj qhov kev ncua deb xav tau los ntawm LAN kev lag luam thiab cov ntaub ntawv chaw siv. Muaj ntau ntau hom multimode fiber ntau muaj rau kev sib txuas ceev ceev, thiab txhua tus muaj peev xwm ncav cuag thiab cov ntaub ntawv-tus nqi. Nrog rau ntau txoj kev xaiv, nws tuaj yeem nyuaj los xaiv qhov tsim nyog tshaj plaws multimode fiber ntau. OM1 vs OM2 vs OM3 vs OM4 vs OM5, uas xaiv? Koj tuaj yeem tau txais lus teb hauv kab lus no.
Multimode Fiber yog dab tsi?
Multimode fiber (MMF) yog ib hom fiber ntau optical feem ntau siv hauv kev sib txuas lus luv luv, piv txwv li, hauv tsev lossis hauv tsev kawm ntawv. Multimode fiber optic cable muaj cov tub ntxhais loj dua, feem ntau 50 lossis 62.5 microns uas ua rau ntau hom teeb pom kev zoo. Vim li no, ntau cov ntaub ntawv tuaj yeem dhau los ntawm multimode fiber core ntawm ib lub sijhawm. Qhov siab tshaj plaws kis tau tus mob rau MMF cable yog nyob ib ncig ntawm 550m ntawm qhov ceev ntawm 10Git / s. Nws tuaj yeem xa mus deb ntawm cov ntaub ntawv qis dua, xws li mus txog 2km ntawm 100Mb / s.
Muaj pes tsawg hom Multimode Fiber?
Kev txheeb xyuas los ntawm ISO 11801 tus qauv, multimode fiber optic cables tuaj yeem muab faib ua OM1 fiber ntau, OM2 fiber ntau, OM3 fiber ntau, OM4 fiber ntau thiab tshiab OM5 fiber ntau. Ib feem tom ntej no yuav piv cov fibers no los ntawm sab ntawm cov tub ntxhais loj, bandwidth, cov ntaub ntawv tus nqi, nyob deb, xim thiab qhov chaw kho qhov muag hauv cov ntsiab lus.
OM1 Fiber ntau
OM1 fiber ntau feem ntau tuaj nrog lub tsho txiv kab ntxwv thiab muaj qhov loj me ntawm 62.5 µm. Nws tuaj yeem txhawb nqa 10 Gigabit Ethernet ntawm qhov ntev txog 33 meters. Nws yog feem ntau siv rau 100 Megabit Ethernet daim ntawv thov. Hom no feem ntau siv lub teeb ci LED.
OM2 Fiber ntau
Ib yam li ntawd, OM2 fiber ntau kuj tuaj nrog lub tsho txiv kab ntxwv thiab siv lub teeb ci LED tab sis nrog cov tub ntxhais me me ntawm 50 µm. Nws txhawb nqa txog 10 Gigabit Ethernet ntawm qhov ntev txog 82 meters tab sis feem ntau siv rau 1 Gigabit Ethernet daim ntawv thov.
OM3 Fiber ntau
OM3 fiber ntau los nrog lub tsho aqua xim. Zoo li OM2, nws qhov loj me yog 50 µm, tab sis lub cable yog optimized rau cov khoom siv laser. OM3 txhawb 10 Gigabit Ethernet ntawm qhov ntev txog 300 meters. Dhau li ntawd, OM3 muaj peev xwm txhawb nqa 40 Gigabit thiab 100 Gigabit Ethernet mus txog 100 meters, txawm li cas los xij, 10 Gigabit Ethernet feem ntau siv.
OM4 Fiber ntau
OM4 fiber ntau yog rov qab ua tiav nrog OM3 fiber ntau thiab sib koom tib lub tsho aqua sib txawv. OM4 tau tsim tshwj xeeb rau VSCEL laser kis tau tus mob thiab tso cai rau 10 Gig / s txuas txuas mus txog 550m piv rau 300M nrog OM3. Thiab nws muaj peev xwm khiav 40/100GB mus txog 150 meters siv MPO connector.
OM5 Fiber ntau
OM5 fiber ntau, tseem hu ua WBMMF (wideband multimode fiber), yog hom tshiab ntawm multimode fiber ntau, thiab nws rov qab tau tshaj OM4. Nws muaj tib qhov loj me li OM2, OM3, thiab OM4. Cov xim ntawm OM5 fiber ntau tsho tau xaiv raws li txiv qaub ntsuab. Nws yog tsim thiab teev los txhawb tsawg kawg yog plaub WDM raws ntawm qhov tsawg kawg nkaus ceev ntawm 28Gbps ib channel los ntawm 850-953 nm qhov rais. Cov ntsiab lus ntxiv tuaj yeem nrhiav tau ntawm: Peb Qhov Tseem Ceeb Tseem Ceeb ntawm OM5 Fiber Optic Cable
OM1 vs OM2 vs OM3 vs OM4 vs OM5: Dab tsi yog qhov txawv?
Qhov tseem ceeb sib txawv ntawm multimode fibers so ntawm lub cev sib txawv. Raws li, qhov sib txawv ntawm lub cev ua rau cov ntaub ntawv sib kis sib txawv thiab nyob deb. Saib cov yees duab hauv qab no kom paub qhov txawv ntawm OM1, OM2, OM3, OM4 & OM5 multimode fibers.
Qhov txawv ntawm lub cev
Lub cev sib txawv tsuas yog nyob rau hauv txoj kab uas hla, lub tsho xim, qhov chaw kho qhov muag thiab bandwidth, uas tau piav qhia hauv cov lus hauv qab no.
| MMF Cable Hom | Txoj kab uas hla | Jacket Xim | Optical Source | Bandwidth |
|---|---|---|---|---|
| OM 1 | 62.5/125µm | Txiv kab ntxwv | LED | 200MHz * km |
| OM 2 | 50/125µm | Txiv kab ntxwv | LED | 500MHz * km |
| OM 3 | 50/125µm | Aqua | VSCEL | 2000MHz * km |
| OM 4 | 50/125µm | Aqua | VSCEL | 4700MHz * km |
| OM 5 | 50/125µm | Txiv qaub ntsuab | VSCEL | 28000MHz * km |
Tswv yim txawv
Multimode fibers muaj peev xwm xa tawm qhov sib txawv ntawm qhov sib txawv ntawm ntau cov ntaub ntawv tus nqi. Koj tuaj yeem xaiv qhov haum tshaj plaws raws li koj daim ntawv thov tiag tiag. Qhov max multimode fiber ntau qhov sib piv ntawm cov ntaub ntawv sib txawv yog teev hauv qab no.
| MMF Qeb | Ceev Ethernet | 1 GbE ib | 10 GbE | 40gb ua | 100 GbE |
|---|---|---|---|---|---|
| OM 1 | 2000m | 275m | 33m | / | / |
| OM 2 | 2000m | 550m | 82m | / | / |
| OM 3 | 2000m | / | 300m | 100m | 70m |
| OM 4 | 2000m | / | 550m | 150m | 150m |
| OM 5 | / | / | 550m | 150m | 150m |
Dab tsi yog qhov txawv ntawm Ib Hom thiab Multimode Fiber?
Technical sib txawv
Core Diameter-Ib hom fiber ntau muaj qhov me me diametral core (8.3 mus rau 10 microns) uas tso cai rau ib hom teeb pom kev zoo. Multimode fiber optic cable muaj ib tug loj diametral core (50 mus rau 100 microns) uas tso cai rau ntau hom ntawm lub teeb mus propagate.
Light Source-Multimode li feem ntau siv LED lossis laser ua lub teeb ci. Thaum ib hom khoom siv siv lub laser, lossis laser diode, los tsim lub teeb txhaj rau hauv cable.
Tswv yim txawv
Distance-Light taug kev ntev nyob rau hauv ib hom cable dua li nws ua hauv multimode. Yog li multimode fiber ntau haum rau daim ntawv thov luv luv, tso cai rau kev sib kis mus txog li 550m ntawm 10Git / s. Thaum nyob deb tshaj 550m, ib hom fiber ntau yog nyiam.
Nqe-Multimode fiber ntau feem ntau raug nqi tsawg dua ib hom fiber ntau.
Bandwidth-Qhov bandwidth ntawm ib hom yog siab dua multimode ntau npaum li 100,000 GHz.
Paub ntau infro txog ib hom vs multimode fiber ntau ntawm no: Ib hom Cabling nqi vs. Multimode Cabling nqi
Multimode Fiber Connectors Hom
Muaj ntau ntau hom fiber ntau txuas hauv kev ncig xws li ST, SC, FC, LC, MU, E2000, MTRJ, SMA, DIN thiab MTP & MPO thiab lwm yam. Cov khoom siv fiber ntau optic feem ntau suav nrog ST, SC, FC. thiab LC. Txhua tus muaj nws qhov zoo, qhov tsis zoo, thiab muaj peev xwm. Yog li dab tsi yog qhov txawv thiab lawv txhais li cas rau koj qhov kev siv? Cov lus no ntawm ntau hom fiber ntau txuas muab cov ntsiab lus ntawm qhov muaj zog thiab qhov tsis muaj zog. Tau txais cov ntsiab lus ntxiv txog kev siv fiber ntau optic txuas ntawm no: Fiber Optic Connector Hom, Kev Lag Luam, & Kev teeb tsa
| MMF Connector | Ferrule Loj | Hom Insertion Loss (dB) | Tus nqi (COM) | Daim ntawv thov nta |
|---|---|---|---|---|
| SC | φ2.5 hli ceramic | 0.25-0.5 | US$ 0.65 | Mainstream, txhim khu kev qha, ceev xa mus, ua ntaub ntawv haum |
| LC | φ1.25 hli ceramic | 0.25-0.5 | US$ 0.78 | High ceev, nqi-zoo, ntaub ntawv haum |
| FC | φ2.5 hli ceramic | 0.25-0.5 | US$ 0.74 | High precision, kev vibration ib puag ncig, teb haum |
| ST | φ2.5 hli ceramic | 0.25-0.5 | US$ 0.61 | Tub rog, thov haum |
Dab tsi yog Qhov Zoo ntawm Multimode Fiber?
Txawm hais tias ib hom fiber ntau thaj cable yog qhov zoo ntawm bandwidth thiab ncav cuag kev ncua ntev, multimode fiber tau yooj yim txhawb nqa ntau qhov kev ncua deb uas yuav tsum tau muaj rau kev lag luam thiab cov ntaub ntawv chaw sib txuas ntawm tus nqi qis dua ib hom fiber ntau. Tsis tas li ntawd, multimode fiber optic cable tseem muaj ntau yam zoo.
Multi-user Framework Tsis muaj kev cuam tshuam poob
Multimode fiber nta nqa ntau lub teeb liab tib lub sijhawm hauv tib kab. Qhov tseem ceeb tshaj plaws, tag nrho lub zog hauv cov teeb liab yuav luag tsis poob. Yog li ntawd, tus neeg siv lub network tuaj yeem xa ntau tshaj ib pob ntawv hauv lub cable tib lub sijhawm, thiab tag nrho cov ntaub ntawv yuav raug xa mus rau lawv qhov chaw uas tsis muaj kev cuam tshuam thiab tsis hloov pauv.
Kev them nyiaj yug ntau yam raws tu qauv
Multimode fiber ntau tuaj yeem txhawb nqa ntau cov ntaub ntawv hloov chaw, suav nrog Ethernet, Infiniband, thiab Internet raws tu qauv. Yog li ntawd, ib tug yuav siv tau lub cable raws li cov pob txha nraub qaum ntawm ib tug series ntawm cov nqi siab.
Nqi-zoo
Nrog rau cov tub ntxhais fiber ntau thiab kev ua kom zoo sib xws, ntau hom fiber ntau thiab cov khoom siv tsis tshua kim thiab yooj yim rau kev ua haujlwm nrog lwm cov khoom siv kho qhov muag xws li fiber ntau txuas thiab fiber ntau adapter, thiab multimode patch cords tsis tshua kim rau kev khiav lag luam, nruab thiab tswj ntau dua ib hom fiber ntau. kab.
Xaus
Vim nws lub peev xwm siab thiab kev ntseeg siab, multimode fiber ntau feem ntau yog siv rau kev siv pob txha hauv cov tsev. Feem ntau, mmf cable txuas ntxiv yog qhov kev xaiv zoo tshaj plaws rau kev lag luam thiab cov ntaub ntawv chaw siv mus txog qhov 500-600 meter ntau. Tab sis nws tsis yog hais tias peb muaj peev xwm hloov ib hom fiber ntau nrog multimode fiber ntau cable, xws li seb yuav xaiv ib hom fiber ntau thaj qaum los yog multimode thaj qaum, nws tag nrho yog nyob ntawm daim ntawv thov uas koj xav tau, kis tau tus mob deb yuav tsum tau them nrog rau. tag nrho cov peev nyiaj tso cai.