Ho hlokomela ha puisano ea fiber ea fiber e thehiloe ho molao-motheo oa leseli.
Ha leseli le qala bohareng ba fiber ea mahlo, index ea theko e phahameng e phahame ho feta ea n2, le tahlehelo ea mantlha, e le hore leseli le tla feta tekano , le matla a eona a bobebe li fetisoa haholo ka korekolong. Ka lebaka la lipohollo tse felletseng, leseli le ka fetisoa ho tloha pheletsong e 'ngoe ho ea ho e' ngoe.
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E khethiloe ke mokhoa oa phetiso: mokhoa o le mong le mokhoa oa bongata.
Mokhoa o le mong o na le bophara ba mantlha 'me o ka fetisa maqhubu a bobebe a mode e le' ngoe.
Fobertical Modes tsa 'muelli oa mefuta-kholo e na le bophara bo boholo ba mantlha' me bo ka fetisa maqhubu a bobebe maemong a mangata.
Re ka boela ra khetholla fiber ea mode e le 'ngoe ho tsoa ho fiber ea mode e mengata ka' mala oa ponahalo.
Boholo ba likhoele tsa batsamaisi ba li-uptical tse nang le masela a masene ba na le jekete e mosehla le sehokei se boputsoa, 'me core ea cable e 9.0 μm. Ho na le li-waveleng tse peli tse bohareng ba fiber ea mode e le 'ngoe: 1310 nm le 1550 nm. 1310 NM hangata e sebelisoa haholo bakeng sa sebaka se seng se khuts'oane, phetisetso e hole kapa e hole, le 1550 nm e sebelisoa bakeng sa phetiso e telele. Sebaka sa phetisetso se itšetlehile ka matla a phetisetso a mojule oa optical. Sebaka sa phetisetso sa port ea lik'hilomithara tse 1310 NM
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Li-Fibers tsa li-aptical tse fapaneng haholo li na le li-ramix tsa Orange / tse putsoa Setsi sa marang-rang sa faveleth sa mofuta o mengata ka kakaretso ke 850 nm. Sebaka sa phetisetso sa fiber ea mode e mengata se bokhutšoanyane ka kakaretso, ka kakaretso ka kakaretso ho fihlela 500 m.
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Poso: Hlakubele-17-2023