Mokhoa oa ORIC: 150mm G.657.A2 Optial Fiber Preform
Litlhaloso tsa Preform
Preform Dimensions
Litekanyo tsa preform li tla ba joalo ka ho Lethathamo la 1.1 le ka tlase.
Lethathamo la 1.1 Preform Dimensions
| Ntho | Litlhoko | Ela hloko | |
| 1 | Karolelano ea bophara ba Preform (OD) | 135 ~ 160 limilimithara | (Tlhokomeliso 1.1) |
| 2 | Maximum Preform Diameter (ODmax) | ≤ 160 limilimithara | |
| 3 | Minimum Preform Diameter (ODmin) | ≥ 130 limilimithara | |
| 4 | Mamello ea OD (ka hare ho Preform) | ≤ 20 mm (karolong e otlolohileng) | |
| 5 | Preform Length (ho kenyeletsoa le karolo ea ho tšoara) | 2600 ~ 3600 limilimithara | (Tlhokomeliso 1.2) |
| 6 | Bolelele bo sebetsang | ≥ 1800 limilimithara | |
| 7 | Bolelele ba taper | ≤ 250 limilimithara | |
| 8 | Diameter qetellong ea taper | ≤30 | |
| 9 | Preform Non-circularity | ≤ 1% | |
| 10 | Phoso ea Concentricity | ≤ 0.5 μm | |
| 11 | Ponahalo | (Tlhokomeliso 1.4&1.5) |
Setšoantšo sa 1.1 Sebopeho sa Preform
Tlhokomeliso 1.4: Li-bubble tse sebakeng sa ka ntle (sheba setšoantšo sa 1.2) li tla lumelloa, ho itšetlehile ka boholo; palo ea li-bubble ka bophahamo ba yuniti e ke ke ea feta tse boletsoeng ho Lethathamo la 1.2 le ka tlase.
Lethathamo la 1.2 Bubble ho Preform
Sebaka le boholo ba Bubble | Nomoro / 1,000 cm3 | |
Sebaka sa mantlha (=makono + a ka hare) | (Sheba Ntlha ea 1.5) | |
| Sebaka sa Kantle sa Cladding (=sehokelo + seaparo sa ka ntle) | ~ 0.5 limilimithara | Ha ho Palo |
0.5 ~ 1.0 limilimithara | ≤ 10 | |
1.0 ~ 1.5 limilimithara | ≤2 | |
1.5 ~ 2.0 limilimithara | ≤ 1.0 | |
2.1 limilimithara ~ | (Sheba Ntlha ea 1.5) | |
Setšoantšo sa 1.2 Pono e fapaneng ea Preform
Setšoantšo sa 1.2 Pono e fapaneng ea Preform
Boima ba Tefiso
Sepheo sa Litšobotsi tsa Fiber
Ha maemo a ho taka le litekanyo tsa tekanyo li le ntle ebile li tsitsitse, li-preforms li tla lebelloa hore li finyelle litlhaloso tsa faeba tse lebeletsoeng joalo ka ha li bonts'itsoe ho Lethathamo la 2.1.
Lethathamo la 2.1 Litšobotsi tsa Fiber tse reriloeng
Ntho | Litlhoko |
| |
1 | Attenuation ka 1310 nm | ≤ 0.34 dB/km |
|
Attenuation ka 1383 nm | ≤ 0.34 dB/km | (Tlhokomeliso 2.1) | |
Attenuation ka 1550 nm | ≤ 0.20 dB/km |
| |
Attenuation ka 1625 nm | ≤ 0.23 dB/km |
| |
Ho tšoana ha Attenuation | ≤ 0.05 dB/km ho 1310&1550 nm |
| |
2 | Mode Field Diameter ho 1310 nm | 9.1± 0.4 µm |
|
3 | Cable Cutoff Wavelength (λcc) | ≤ 1260 nm |
|
4 | Zero Dispersion Wavelength (λ0) | 1300 ~ 1324 nm |
|
5 | Phatlalatso ho 1285 ~ 1340 nm | -3.8 ~ 3.5 ps/(nm·km) |
|
6 | Phatlalatso ea 1550 nm | 13.3 ~ 18.6 ps/(nm·km) |
|
7 | Phatlalatso ea 1625 nm | 17.2 ~ 23.7 ps/(nm·km) |
|
8 | Moepa oa Phatlalatso ho λ0 | 0.073 ~ 0.092 ps/(nm2·km) |
|
9 | Phoso ea Core Concentricity | ≤ 0.6 µm |
Tlhokomeliso 2.1: The attenuation ho 1383 nm ka mor'a tlhahlobo ea botsofali ba hydrogen e ke ke ea kenyelletsoa ho Lethathamo la 2.1 hobane e itšetlehile haholo ka maemo a ho taka fiber.