Ilana ORIC: 150mm G.657.A2 Optial Fiber Preform
Preform ni pato
Preform Mefa
Awọn iwọn preform yoo jẹ bi ninu Table 1.1 ni isalẹ.
Table 1.1 Preform Mefa
Nkan | Awọn ibeere | Akiyesi | |
1 | Àpapọ̀ Ìpínlẹ̀ Àṣàwárí (OD) | 135 ~ 160 mm | (Akiyesi 1.1) |
2 | O pọju iwọn ila opin Preform (ODmax) | ≤ 160 mm | |
3 | Iwọn Iwọn Preform Kere (ODmin) | ≥ 130 mm | |
4 | Ifarada ti OD (laarin Preform) | ≤ 20 mm (ni apakan taara) | |
5 | Ipari Preform (pẹlu apakan mimu) | 2600 ~ 3600 mm | (Akiyesi 1.2) |
6 | Ipari to munadoko | ≥ 1800 mm | |
7 | Taper ipari | ≤ 250 mm | |
8 | Opin ni opin taper | ≤ 30 | |
9 | Preform Non-iyipo | ≤ 1% | |
10 | Aṣiṣe aifọwọyi | ≤ 0.5 μm | |
11 | Ifarahan | (Akiyesi 1.4&1.5) |
Olusin 1.1 Apẹrẹ ti Preform
Akiyesi 1.4: Awọn nyoju ti o wa ni agbegbe ita gbangba (wo Nọmba 1.2) yoo gba laaye, da lori iwọn; Nọmba awọn nyoju fun iwọn ẹyọkan ko ni kọja iwọnyi ti a ṣeto sinu tabili 1.2 ni isalẹ.
Table 1.2 Bubble ni a Preform
Ipo ati Iwọn ti Bubble | Nọmba / 1,000 cm3 | |
Ekun Core (= koko + ibora inu) | (Wo Akọsilẹ 1.5) | |
Lode Cladding Region (= wiwo wiwo + ita gbangba) | 0,5 mm | Ko si Ika |
0,5 ~ 1.0 mm | ≤ 10 | |
1.0 ~ 1.5 mm | ≤2 | |
1.5 ~ 2.0 mm | ≤ 1.0 | |
2.1 mm ~ | (Wo Akọsilẹ 1.5) |
Ṣe nọmba 1.2 Iwoye apakan-agbelebu ti Preform
Olusin 1.2 Agbelebu-apakan Wiwo ti a Preform
Gbigba agbara iwuwo
Àkọlé Okun Abuda
Nigbati awọn ipo iyaworan ati awọn ipo wiwọn jẹ aipe ati iduroṣinṣin, awọn apẹrẹ yoo nireti lati pade awọn pato okun afojusun bi o ti han ni Table 2.1.
Table 2.1 Àkọlé Okun Abuda
Nkan | Awọn ibeere |
| |
1 | Attenuation ni 1310 nm | ≤ 0.34 dB/km |
|
Attenuation ni 1383 nm | ≤ 0.34 dB/km | (Akiyesi 2.1) | |
Attenuation ni 1550 nm | ≤ 0.20 dB/km |
| |
Attenuation ni 1625 nm | ≤ 0.23 dB/km |
| |
Isokan ti Attenuation | ≤ 0.05 dB/km ni 1310&1550 nm |
| |
2 | Iwọn Iwọn aaye ni 1310 nm | 9.1± 0.4 µm |
|
3 | Cable Cutoff Weful (λcc) | ≤ 1260 nm |
|
4 | Odo Itanka Igbi Gigun (λ0) | 1300 ~ 1324 nm |
|
5 | Pipin ni 1285 ~ 1340 nm | -3.8 ~ 3.5 ps/(nm·km) |
|
6 | Pipin 1550 nm | 13.3 ~ 18.6 ps/(nm·km) |
|
7 | Pipin 1625 nm | 17.2 ~ 23.7 ps/(nm·km) |
|
8 | Ite pipinka ni λ0 | 0.073 ~ 0.092 ps/(nm2·km) |
|
9 | Aṣiṣe Concentricity Core | ≤ 0.6 µm |
Akiyesi 2.1: Attenuation ni 1383 nm lẹhin idanwo arugbo hydrogen ko ni wa ninu tabili 2.1 nitori pe o da lori awọn ipo iyaworan okun.