OM5 yog ib tug wideband multimode fiber ntau ua rau siab -ceev, luv- mus txog qhov txuas, thiab nws ci ntsa iab tshwj xeeb tshaj yog thaum ua ke nrog SWDM lossis lwm yam multi- wavelength optics. Nws tuaj yeem pab lub chaw khaws ntaub ntawv ntxiv lub peev xwm thaum ua kom paub txog duplex multimode kev sib txuas. Nws yog dab tsitsis yogyog ib qho guaranteed upgrade dua OM4. Nrog zoo tib yam 850 nm optics, OM5 cable coj raws nraim li OM 4 - tib qhov ncav cuag, tus nqi siab dua.
Yog li cov lus nug tseem ceeb tsis yog "Yog OM5 sai dua?" Nws yog:ua koj cov transceivers, txuas nrug, thiab txhim kho txoj kev npaj siv tau dab tsi OM5 ntxiv?Cov lus qhia no teb tias nrog cov lej nyob deb, cov qauv tom qab lawv, ib sab -los ntawm - sab nrog OM3 thiab OM4, thiab lub rooj txiav txim siab koj tuaj yeem siv rau koj tus kheej racks.
Koj Yuav Tsum Xaiv OM5 Fiber?
Yog tias koj luv sijhawm, ntawm no yog luv luv version:
- Siv SWDM lossis ntau- wavelength optics(40G/100G SWDM4, 400GBASE-SR4.2 BiDi)? OM5 khwv tau nws qhov chaw thiab tuaj yeem ncav cuag li 50% dhau OM4.
- Siv tus qauv 850 nm SR lossis SR4 optics?OM4 yuav luag ib txwm xa tib qhov ncav cuag kom tau nyiaj tsawg. OM5 ntxiv tus nqi, tsis nyob deb.
- Tsim ib qho tshiab ntev - qaum qaum los yog lub tsev kawm ntawv txuas?Tib - hom fiber ntau feem ntau yog qhov muaj zog ntev - xaiv lub sijhawm.
- Ua ntej koj xaj:paub meej tias qhov transceiver qhov yuav tsum tau muaj fiber ntau qib, wavelength thiab txoj kab suav, ntsuas qhov ncav cuag, thiab channel ntxig- poob nyiaj ntawm cov ntaub ntawv. Ib daim tshev ntawd daws feem ntau OM4-kev txiav txim siab-OM5.
OM5 Fiber ntau yog dab tsi?
OM5 yog 50/125 µm laser -optimized multimode fiber ntau tuned rau kev ua haujlwm dav dav. Koj tseem yuav pom nws hu ua wideband multimode fiber, lossis WBMMF.
Nws sib koom tib yam 50 µm core thiab 125 µm cladding li OM3 thiab OM4, yog li nws poob rau hauv multimode systems uas twb muaj lawm lub cev. Qhov txawv yog nyob rau hauv iav. OM5 yog tus cwj pwm thoob plaws ib pawg dav ntawm luv wavelengths los ntawm kwv yees li 850 nm mus rau 953 nm, whereas OM3 thiab OM4 yog optimized rau 850 nm ib leeg. Nws qhov kev ua tau zoo modal bandwidth tau teev nyob rau ntawm ob qhov kawg ntawm qhov ntau: 4700 MHz ·km ntawm 850 nm thiab 2470 MHz ·km ntawm 953 nm.
OM5 tau tsim los ntawm TIA li ANSI/TIA-492AAAE thiab tom qab ntawdmuab OM5 kev xaiv los ntawm ISO / IEC. Nws tseem raug lees paub hauv ISO / IEC 11801 thiab IEC 60793-2-10. Los ntawm TIA-598 xim code, OM5 tau txheeb xyuas los ntawm atxiv qaub-ntsuablub tsho, uas cais nws pom kev los ntawm aqua siv rau OM3 thiab OM4.
Vim li cas OM5 Muaj, thiab Yuav Ua Li Cas SWDM Fits Hauv
Raws li cov chaw zov me nyuam nce los ntawm 10G mus rau 40G, 100G, 200G, thiab 400G, fiber ntau suav tau los ua tus nqi tiag tiag thiab qhov teeb meem ceev. Thaum ntxov siab-ceev multimode siv parallel optics. 40GBASE-SR4 thiab 100GBASE-SR4, piv txwv li, khiav yim fibers hla MPO connector: plaub rau kis thiab plaub tau txais.
OM5 tau tsim los ua kom muaj kev sib txawv ntawm qhov ua tau zoo - xa ob peb lub wavelengths cia ib khub fiber ntau es tsis txhob kis kab hla ntau fibers. Cov txheej txheem ntawd yog SWDM, lossis Shortwave Wavelength Division Multiplexing, ib daim ntawv ntawmwavelength faib multiplexinguas stacks plaub luv wavelengths (kwv yees li 850 rau 940 nm) mus rau ib tug duplex txuas. Lub 40G lossis 100G SWDM4 transceiver nqa cov ntaub ntawv tag nrho tshaj li ob lub fibers xwb tsis yog yim.
Ntawm no yog qhov ntes kev lag luam feem ntau hla:OM5 tsis tsim qhov txiaj ntsig ntawm nws tus kheej.Cov optics yuav tsum txhawb SWDM lossis lwm qhov ntau- wavelength tswvyim. Yog hais tias lub transceiver tsuas eits 850 nm, qhov ntxiv 953 nm bandwidth OM5 yog tsis siv, thiab OM4 ua tau zoo ib yam.
OM5 Fiber nrug thiab ceev rooj
Qhov no yog qhov uas feem ntau OM5-vim-OM4 tsis meej pem nyob, yog li nws tsim nyog muab faib ua ob qhov xwm txheej.
Case 1 - ib zaug -wavelength 850 nm optics.Rau qhov sib txuas SR thiab SR4 zoo tib yam, OM4 thiab OM5 ncav cuag tib qhov deb. Cov lej hauv qab no ua raws li IEEE 802.3 cov qauv kev thov.
| Daim ntawv thov | OM 3 | OM4 / AWM 5 |
|---|---|---|
| 10GBASE-SR | 300 m | 400 m |
| 25GBASE-SR | 70 m | 100 m |
| 40GBASE-SR4 | 100 m | 150 m |
| 100GBASE-SR4 | 70 m | 100 m |
| 200GBASE-SR4 / 400GBASE-SR8 | 70 m | 100 m |
Case 2 - multi-wavelength optics.Qhov no yog qhov uas OM5's wideband tsim them tawm. SWDM thiab BiDi-style 400GBASE-SR4.2 siv ntau ntawm 850 mus rau 953 nm qhov rais, yog li OM5 stretches noticeably tshaj OM4.
| Daim ntawv thov | OM 3 | OM 4 | OM 5 |
|---|---|---|---|
| 40G-SWDM4 | 240 m | 350 m | 440 m |
| 100G-SWDM4 | 75 m | 100 m | 150 m |
| 400GBASE-SR4.2 (BiDi) | 70 m | 100 m | 150 m |
Ob peb cov lus sau tseg. Daim duab 10G ntawm 400 m yog IEEE lub hauv paus; Qee qhov optics thiab cabling specs raug ntsuas rau 550 m ntawm OM4 thiab OM5. Thiab vim tias ntau dua 90% ntawm cov ntaub ntawv lag luam-cov kev sib txuas hauv nruab nrab khiav qis dua 100 m, OM5 ncav cuag qhov zoo tsuas yog qhov tseem ceeb ntawm cov neeg tsawg ntawm cov kev sib txuas uas yog qhov ntev rau ntau hom. Yog xav paub ntau ntxiv nyob rau txhua qib, saib phau ntawv qhia nomultimode fiber ntau nrug txwv los ntawm OM1 txog OM5. Lub 10G thiab 40G ncav cuag qhia ntawm no taug qab rov qab mus rauSib nrug ntawm Ethernet Alliance tus qauv rau OM3 thiab OM4.
OM5 vs OM4 vs OM3: Dab tsi tiag hloov
Tag nrho peb yog laser - optimized 50/125 µm multimode fibers siv rau luv luv - mus txog cov kev sib txuas hauv cov chaw zov me nyuam, cov chav neeg rau zaub mov, thiab kev lag luam network. Qhov sib txawv tiag tiag yog nqaim.
| Fiber ntau | Bandwidth ntawm 850nm | Optimized wavelengths zoo | Qhov twg nws haum |
|---|---|---|---|
| OM 3 | 2000 MHz · km | 850nm ib | Nqi -zoo 10G/40G/100G luv txuas |
| OM 4 | 4700 MHz · km | 850nm ib | Lub workhorse rau 40G / 100G thiab feem ntau cov chaw zov me nyuam |
| OM 5 | 4700 MHz ·km, ntxiv rau 2470 MHz ·km ntawm 953 nm | 850nm953 ua | Ib yam li OM4 ntawm 850 nm; ntxiv ncav cuag tsuas yog nrog SWDM lossis BiDi optics |
Ib qho lus dab neeg loj tshaj plaws yog tias OM5 tsuas yog "ntev dua - nrug OM4." Nws tsis yog. Ntawm 850 nm ob yog sib npaug. OM5 rub ua ntej tsuas yog thaum qhov txuas siv ntau lub wavelengths luv luv, uas yog vim li cas lub transceiver, tsis yog cable, txiav txim siab seb OM5 puas tsim nyog yuav.
OM5 Compatibility: Yuav ua li cas "rov qab tau tshaj" txhais tau tias tiag
Vim OM5 sib koom OM3 thiab OM4 geometry, OM5 thaj cords ua phooj ywg huv si hauv OM3 lossis OM4 ib puag ncig uas twb muaj lawm. Tab sis compatibility tsis ua hauj lwm. Cov channel tsuas yog coj raws li nws qhov tsis muaj zog, thiab qhov tshwm sim yog nyob ntawm tag nrho txoj hauv kev: qib fiber ntau tam sim no, thaj cords, pob tw, connectors, adapters, splices, tag nrho cov ntxig poob, lub transceiver, thiab nrug.
Muab OM5 thaj qaum rau ntawm OM3 channel laus thiab koj tsis tau txais OM5 channel. Koj tau txais OM3 channel nrog ib tus jumper zoo dua. Qhov qis tshaj - qib txuas hauv cov saw tseem teeb lub qab nthab.
OM5 Cable Hom: Connectors thiab Jacket Ratings
OM5 cables nkoj nrog tib cov kev xaiv sib txuas raws li lwm cov khoom sib dhos, yog li kev xaiv ua raws li cov khoom siv ntau dua li cov fiber ntau:
- LC duplex- lub neej ntawd rau ob -fiber multimode transceivers, suav nrog SWDM thiab BiDi optics. Yog tias koj qhov txuas yog duplex, koj yuav luag muaj tseebLC connectors.
- SC thiab ST- feem ntau nyob rau hauv cov vaj tse qub txeeg qub teg thiab qee cov khoom siv hauv tsev kawm ntawv.
- MTP/MPO- siv rau parallel optics (SR4 thiab SR8) thiab siab -cov pob txha ntom ntom. Txawm hais tias koj xav tau lub pob tw, qhov tawg, lossis duplex jumper yog nyob ntawm cov qauv tsim, thiabOM5 MTP / MPO thaj cablesnpog qhov sib npaug thiab duplex-rau- cov xwm txheej sib npaug.
Hauv kev xyaum, QSFP SR4 cov chaw nres nkoj feem ntau txhais tau hais tias MTP / MPO pob tw lossis tawg; duplex SWDM txuas feem ntau nyob ntawm LC duplex; thiab siab -qhov ntom ntom- nplooj feem ntau xav tau MPO trunks pub cov khoom sib cais. Txuas lub connector mus rau qhov chaw nres nkoj thiab cov phiaj xwm cabling ua ntej xaj.
Jacket rating yog cais, code- tsav kev txiav txim siab. Xaiv riser, plenum, LSZH, armored, los yog sab nraum zoov- ntsuas kev tsim kho raws li qhov chaw ntawm lub cev khiav, tsis nyob ntawm qib fiber ntau.
Yuav ua li cas kom paub meej ntawm Transceiver Datasheet
OM5 ua haujlwm nrog ntau yam ntawm multimode optics - SR, SR4, SR8, BiDi, thiab SWDM - tab sis cov nyiaj them poob haujlwm yog nyob ntawm tus qauv tsim kho qhov muag, thiab qhia lawv sib nrug yog cov ntaub ntawv tawm dag zog. Ua ntej koj xaiv ib lub cable, paub meej tias:
- Yam yuav tsum tau muaj fiber ntau- nws puas hu rau OM3 lossis OM4, lossis tshwj xeeb tau txais txiaj ntsig los ntawm OM5?
- Wavelength thiab txoj kab suav- ib txoj kab 850 nm txhais tau tias OM4 txaus; plaub luv wavelengths (SWDM) lossis ob (BiDi) yog qhov OM5 pab.
- Rated ncav cuag ib qib fiber ntau- daim ntawv spec feem ntau teev OM3, OM4, thiab OM5 nrug sib nrug.
- Channel tso tawm - nyiaj txiag poob- tag nrho qhov txuas yuav tsum nyob hauv nws thaum koj ntxiv cov khoom sib txuas, qhov sib txuas, thiab qhov ntev. Saib yuav ua li casinsertion poob accumulates hla ib channel.
- Connector interface thiab polarity- duplex LC piv rau MTP/MPO, thiab rau MPO, txoj kev polarity.
Kev xaiv yuam kev tiag tiag, thiab yuav ua li cas zam nws
Qhov feem ntau thiab kim tshaj OM5 yuam kev zoo li no. Ib pab neeg hloov kho dua tshiab rau OM5 thaj cords cia siab tias yuav ncav cuag ntau dua, tab sis qhov txuas tseem khiav 100GBASE-SR4 ntawm 850 nm. Qhov ntsuas ncav cuag nyob ntawm 100 m, zoo ib yam rau OM4, vim tias tsis muaj dab tsi hauv optics puas tau kov lub qhov rais 953 nm. Lawv tau them OM5 tus nqi them rau xoom nrug nce.
Qhov thib ob classic suav nrog MPO pob tw. Ib qho polarity mismatch ntawm Txoj Kev A thiab Txoj Kev B tawm ntawm qhov txuas txawm tias txhua lub cable dhau qhov kev sim ib leeg. Npaj polarity kawg kom kawg ua ntej koj yuav, tsis yog tom qab qhov txuas tsis kam tuaj.
Kev kho rau ob qho tib si yog tib txoj kev qhuab qhia: ntsuas qhov ntev channel nrog rau cov hlua khi thiab cov pob tw, tsis yog chav - mus rau - chav nyob deb, ces phim cov cable rau qhov transceiver tiag tiag.
OM5 vs Tib -Mode Fiber
OM5 thiab tib - hom daws teeb meem sib txawv. OM5 yog multimode - luv ncav cuag, qis- tus nqi optics, zoo tagnrho thaum koj twb muaj multimode infrastructure thiab xav tau ceev dua tshaj qhov sib nrug deb.Tib - hom fiber ntaumuaj lub hauv paus me me thiab tsim rau kev ncua deb: lub hauv paus hauv tsev kawm ntawv, kev sib txuas lus, cov ntaub ntawv ntev - nruab nrab kev sib txuas, thiab cov kev sib txuas uas xav tau txoj kev khiav ntev rau yav tom ntej.
Raws li txoj cai ntawm tus ntiv tes xoo, luv luv -mus txog kev hloov kho ntau hom qhov twg SWDM lossis BiDi optics tsim tus nqi tiag tiag, OM5 tuaj yeem yog txoj cai hu. Rau cov pob txha tshiab lossis ib yam dab tsi uas hla lub tsev thiab tsev kawm ntawv, ib hom - feem ntau yog lub neej yav tom ntej ntau dua - lub hauv paus taw qhia.
OM5 Lub Rooj Txiav Txim Siab
Siv qhov no los qhia koj qhov xwm txheej rau kev pom zoo sai.
| Scenario | Pom zoo fiber ntau | Vim li cas |
|---|---|---|
| Txheem 850 nm SR / SR4 txuas, khiav qis dua 100 m | OM 4 | Tib yam mus txog OM5 ntawm tus nqi qis |
| 40G / 100G SWDM4 lossis 400G BiDi optics | OM 5 | Ntau - wavelength ncav cuag nce, txog li 150 m |
| Xav kom duplex LC thaum nce ceev | OM5 nrog SWDM | Tsawg fibers, paub kev sib txuas |
| Cov peev nyiaj nruj, OM4 twb tau ntsib nyob deb | OM 4 | OM5 ntxiv tus nqi, tsis muaj peev xwm |
| Cov caj qaum tshiab lossis lub tsev - rau - kev txuas hauv tsev | Tib - hom | Ntev mus txog thiab muaj zog txhim kho txoj kev |
| Kev sib xyaw lossis tsis paub meej txoj hauv kev, OM4 tsob nroj uas twb muaj lawm | OM4, txheeb xyuas ib qhov txuas | Tsis txhob them rau OM5 bandwidth tsis siv |
Standards thiab Specifications
OM5 qhov kev ntseeg siab nyob ntawm cov qauv luam tawm, tsis yog tus neeg muag khoom thov:
- Fiber ntau Spec:ANSI/TIA-492AAAE, tom qab ntawd folded rau hauv TIA-492AAAF, txhais cov raw khoom fiber ntau; IEC 60793-2-10 npog nws thoob ntiaj teb.
- Cable Specification:ANSI/TIA-568.3-D thiab ISO/IEC 11801 lees paub OM5 li cabled wideband multimode fiber ntau.
- Xim code:TIA-598 muab lub tsho ntsuab txiv qaub-ntsuab pov thawj.
- Ethernet apps:IEEE 802.3 txhais cov SR, SR4, thiab SR8 mus txog; IEEE 802.3cm ntxiv ob -wavelength400GBASE-SR4.2, thawj IEEE multimode tus qauv siv ntau lub wavelengths thiab qhov tseeb tshaj plaws uas OM5 ncav cuag tshaj OM4.
Ib qho nuance tsim nyog paub: SWDM4 nws tus kheej yog ntau- qhov kev pom zoo, tsis yog IEEE kis tus qauv, yog li rau SWDM txuas koj vam khom rau tus neeg muag khoom transceiver cov lus qhia ntau dua li Ethernet clause.
Kev Ntseeg Tsis Zoo
"OM5 ib txwm nrawm dua OM4."
Ceev los ntawm optics thiab Ethernet daim ntawv thov, tsis yog lub tsho xim. OM5 tsuas yog pab thaum lub kaw lus siv ntau lub wavelengths luv luv.
"OM5 ib txwm mus txog deb dua."
Tsuas yog nrog ntau- wavelength optics. Ntawm tus qauv 850 nm SR txuas, OM5 thiab OM4 ncav cuag tib qhov deb.
"OM5 yav tom ntej- pov thawj txhua lub network."
Rau luv - ncav cuag multimode nws tuaj yeem txuas ntxiv txoj hauv kev, tab sis ntev - kev ncua deb lossis kev loj hlob ntawm caj qaum, ib hom - hom yog qhov muaj zog ntev dua - lub sij hawm thawj koom ruam.
FAQ
Q: Qhov siab tshaj plaws ntawm OM5 fiber ntau yog dab tsi?
A: Nws nyob ntawm daim ntawv thov. Nrog ib zaug -wavelength 850 nm optics, OM5 phim OM4 - piv txwv li 400 m ntawm 10G lossis 100 m ntawm 100GBASE-SR4. Nrog ntau-wavelength optics nws mus ntxiv: txog 150 m rau 100G-SWDM4 thiab 400GBASE-SR4.2, thiab txog li 440 m rau 40G-SWDM4.
Q: Puas yog OM5 muaj nqis tshaj OM4?
A: Tsuas yog thaum koj cov transceivers siv SWDM los yog lwm yam multi - wavelength technology. Rau qhov zoo tib yam 850 nm SR thiab SR4 txuas, OM4 muab tib qhov ncav cuag tus nqi qis, yog li OM5 feem ntau tsis tsim nyog tus nqi.
Q: Dab tsi xim yog OM5 fiber ntau cable?
A: Txiv qaub ntsuab, raws li TIA-598 xim code. OM3 thiab OM4 feem ntau yog aqua.
Q: Puas yog OM5 ua haujlwm nrog OM4 transceivers?
A: Yog. OM5 yog lub cev thiab optically sib xws nrog tib 850 nm transceivers siv ntawm OM4, tab sis ntawm cov optics nws tsuas yog coj zoo li OM4, tsis muaj kev ncav cuag lossis nce nrawm.
Q: Puas yog OM5 ib leeg -hom lossis multimode?
A: Multimode. OM5 yog 50/125 µm wideband multimode fiber ntau rau luv - ncav cuag, siab - nrawm txuas.
Q: Puas yog OM5 zoo rau 100G thiab 400G cov ntaub ntawv chaw?
A: Nws tuaj yeem yog, thaum lub optics muaj ntau - wavelength. Ob leeg 100G-SWDM4 thiab 400GBASE-SR4.2 ncav cuag ntxiv ntawm OM5. Rau 850 nm 100G-SR4 lossis 400G-SR8, OM5 tsis muaj qhov zoo dua OM4. Nco ntsoov xyuas qhov tshwj xeeb transceiver.
Q: Kuv puas yuav tsum xaiv OM5 lossis ib hom -?
A: OM5 luv luv - mus txog qhov sib txuas multimode qhov twg SWDM lossis BiDi optics ntxiv tus nqi; ib leeg- hom rau kev ncua ntev, cov pob txha tshiab, lossis qhov dav dav dua - lub sijhawm hloov kho txoj hauv kev.
Kab hauv qab
OM5 yog lub peev xwm fiber ntau nrog qhov nqaim qab zib. Nws tus nqi yog tiag tiag tab sis tshwj xeeb: wideband multimode kis tau tus mob nrog SWDM lossis BiDi optics, qhov twg nws txo cov fiber ntau suav thiab txuas mus txog. Yog tias koj khiav tus qauv 850 nm optics thiab OM4 twb npog koj qhov kev ncua deb, OM5 feem ntau ntxiv tus nqi. Yog tias koj tab tom siv ntau - wavelength optics lossis xav khaws kev sib txuas duplex thaum ntsuas, nws tuaj yeem yog lub cuab yeej zoo.
Txiav txim siab nrog cov ntaub ntawv, tsis yog lub tsho xim. Paub meej tias hom transceiver, qhov kev ncua deb ntawm channel, txuas txuas, cov peev nyiaj poob, thiab koj txoj kev npaj kho dua tshiab. Qhov zoo tshaj plaws fiber ntau yog qhov sib phim rau koj qhov optics, nyob deb, thiab pob nyiaj siv, uas, feem ntau txaus, tseem yog OM4.
