ORIC tsari: 150mm G.657.A2 Optial Fiber Preform
Ƙididdigar Preform
Preform Dimensions
Girman preform zai kasance kamar yadda yake cikin Teburin 1.1 na ƙasa.
Tebur 1.1 Preform Girma
Abu | Abubuwan bukatu | Magana | |
1 | Matsakaicin Diamita Preform (OD) | 135 ~ 160 mm | (Lura 1.1) |
2 | Matsakaicin Diamita Preform (ODmax) | ≤ 160 mm | |
3 | Mafi ƙarancin Diamita Preform (ODmin) | ≥ 130 mm | |
4 | Haƙuri na OD (a cikin Preform) | ≤ 20 mm (a madaidaiciya sashi) | |
5 | Tsawon Preform (ciki har da bangaren hannu) | 2600 ~ 3600 mm | (Lura 1.2) |
6 | Tsawon inganci | ≥ 1800 mm | |
7 | Tsawon Taper | ≤ 250 mm | |
8 | Diamita a ƙarshen taper | ≤ 30 | |
9 | Preform Rashin kewayawa | ≤ 1% | |
10 | Kuskuren Matsala | 0.5 μm | |
11 | Bayyanar | (Lura 1.4&1.5) |
Hoto 1.1 Siffar Faɗakarwa
Lura 1.4: Za a ba da izinin kumfa a cikin yanki na waje (duba Hoto 1.2), dangane da girman; Adadin kumfa a kowace juzu'in raka'a ba zai wuce waɗannan sharuɗɗan a cikin Teburin 1.2 na ƙasa ba.
Tebur 1.2 Kumfa a cikin Preform
Wuri da Girman Kumfa | Lamba / 1,000 cm3 | |
Yankin Core (= ainihin + rufin ciki) | (Dubi bayanin kula 1.5) | |
Yankin Cladding na waje (= Interface + rufin waje) | ~ 0.5 mm | Babu Ƙidaya |
0.5 ~ 1.0 mm | ≤ 10 | |
1.0 ~ 1.5 mm | ≤ 2 | |
1.5 ~ 2.0 mm | ≤ 1.0 | |
2.1mm ku | (Dubi bayanin kula 1.5) |
Hoto 1.2 Duban sashe na giciye na Preform
Hoto 1.2 Duban sashe na giciye na Preform
Nauyin Caji
Halayen Fiber Target
Lokacin da yanayin zane da ma'aunin ma'auni suka kasance mafi kyau da kwanciyar hankali, za a sa ran abubuwan da aka tsara za su dace da ƙayyadaddun fiber na manufa kamar yadda aka nuna a cikin Table 2.1.
Tebur 2.1 Halayen Fiber Target
Abu | Abubuwan bukatu |
| |
1 | Attenuation a 1310 nm | ≤ 0.34 dB/km |
|
Attenuation a 1383 nm | ≤ 0.34 dB/km | (Lura 2.1) | |
Attenuation a 1550 nm | ≤ 0.20 dB/km |
| |
Attenuation a 1625 nm | ≤ 0.23 dB/km |
| |
Uniformity na Attenuation | ≤ 0.05 dB/km a 1310&1550 nm |
| |
2 | Yanayin Filin Diamita a 1310 nm | 9.1± 0.4µm |
|
3 | Cable Cutoff Wavelength (λcc) | ≤ 1260 nm |
|
4 | Tsayin Watsewar Sifili (λ0) | 1300 ~ 1324 nm |
|
5 | Watsawa a 1285 ~ 1340 nm | -3.8 ~ 3.5ps/(nm·km) |
|
6 | Watsawa 1550 nm | 13.3 ~ 18.6ps/(nm·km) |
|
7 | Watsawa 1625 nm | 17.2 ~ 23.7ps/(nm·km) |
|
8 | Rushewar Watsawa a λ0 | 0.073 ~ 0.092 ps/(nm2·km) |
|
9 | Kuskuren Mahimmanci na Core | 0.6µm |
Lura 2.1: Attenuation a 1383 nm bayan gwajin tsufa na hydrogen ba za a haɗa shi a cikin Teburin 2.1 ba saboda ya dogara da yanayin zane na fiber.