Usoro OVD: 185mm G.657.A1 Optical Fiber Preform
Nkọwapụta Preform
Akụkụ Preform
Akụkụ preform ga-adị ka ọ dị na tebụl 1.1 n'okpuru.
Tebụl 1.1 Preform Akụkụ
Ihe | Ihe achọrọ | kwuo | |
1 | Nkezi Dayameta Preform (OD) | 135-160 mm | (Ntụbaaka 1.1) |
2 | Dayameta Preform kacha (ODmax) | ≤ 160 mm | |
3 | Dayameta Preform kacha nta (ODmin) | ≥ 130 mm | |
4 | Nkwenye nke OD (n'ime Preform) | ≤ 20 mm (na ogologo akụkụ) | |
5 | Ogologo Preform (gụnyere akụkụ aka) | 2600 ~ 3600 mm | (Mkpu 1.2) |
6 | Ogologo dị irè | ≥ 1800 mm | |
7 | Ogologo taper | ≤250 mm | |
8 | Dayameta na njedebe nke taper | ≤ 30 | |
9 | Preform na-abụghị okirikiri | ≤ 1% | |
10 | Njehie mkpokọta | ≤ 0.5 μm | |
11 | Ọdịdị | (Mkpu 1.4&1.5) |
Ọgụgụ 1.1 Ọdịdị nke Preform
Rịba ama 1.4: A ga-ekwe ka afụ dị na mpaghara mkpuchi dị n'èzí (lee foto 1.2), dabere na nha; ọnụ ọgụgụ nke egosipụta kwa otu olu agaghị agafe ihe ndị a edepụtara na Tebụl 1.2 dị n'okpuru.
Tebụl 1.2 Bubble na Preform
Ebe na nha nke afụ | Nọmba / 1,000 cm3 | |
Mpaghara isi (= isi + mkpuchi ime) | (Lee ihe edeturu 1.5) | |
Mpaghara Cladding dị n'èzí (= interface + ihe mkpuchi elu) | ~ 0.5 mm | Enweghị Ọnụ |
0.5-1.0 mm | ≤ 10 | |
1.0 ~ 1.5 mm | ≤ 2 | |
1.5-2.0 mm | ≤ 1.0 | |
2.1 mm ~ | (Lee ihe edeturu 1.5) |
Onyonyo 1.2 Nleba anya n'ofe akụkụ nke preform
Onyonyo 1.2 Nleba anya n'ofe akụkụ nke preform
Ibu ibu
Njirimara Fiber Target
Mgbe ọnọdụ eserese na ọnọdụ nha dị mma ma kwụsie ike, a ga-atụ anya na preforms ga-ezute nkọwapụta eriri ebu n'uche dịka egosiri na Tebụl 2.1.
Tebụl 2.1 Njirimara Fiber Target
Ihe | Ihe achọrọ |
| |
1 | Attenuation na 1310 nm | ≤ 0.35 dB/km |
|
Attenuation na 1383 nm | ≤ 0.35 dB/km | (Mkpu. 2.1) | |
Attenuation na 1550 nm | ≤ 0.21 dB/km |
| |
Attenuation na 1625 nm | ≤ 0.23 dB/km |
| |
Uniformity nke Attenuation | ≤ 0.05 dB/km na 1310&1550 nm |
| |
2 | Dayameta Ubi Mode na 1310 nm | 9.0 ± 0.4 µm |
|
3 | Cable Cutoff Wavelength (λcc) | ≤ 1260 nm |
|
4 | Ogologo ogologo mgbasa ozi efu (λ0) | 1300 ~ 1324 nm |
|
5 | Mgbasa na 1285 ~ 1340 nm | -3.8 ~ 3.5 ps/(nm·km) |
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6 | Mgbasa 1550 nm | 13.3 ~ 18.6 ps/(nm·km) |
|
7 | Mgbasa 1625 nm | 17.2 ~ 23.7 ps/(nm·km) |
|
8 | Mkpọsa mgbasa na λ0 | 0.073 ~0.092 ps/(nm2·km) |
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9 | Njehie Mgbakọ Isi/Ikpuchi | ≤ 0.5 µm |
|
10 | Mfu ebutere Macro Bending | (Mkpu. 2.2) | |
Dayameta 30mm, ntụgharị 10, na 1550nm | ≤ 0.25dB | ||
Dayameta 30mm, ntụgharị 10, na 1625nm | ≤ 1.0dB | ||
Dayameta 20mm, 1 ntụgharị, na 1550nm | ≤ 0.75dB | ||
Dayameta 20mm, 1 ntụgharị, na 1625nm | ≤1.5dB |