Singlemode Fiber- G.657A2 Singlemode Fiber Wasin Fujikura
Nanjing Wasin Fujikura of G.657A2 single mode fiber have better bending characteristic, mainly used in FTTH network. Prouduce according to supreme standard, performance excelled ITU-T\GB/T9771 the newest standard. Wasin Fujikura can provide the diameter of 180um, 200um, 400um fiber, accepting customized diameter according to customer requirements.
performance
| characteristic | condition | date | unit | |
| Optical specifications | ||||
| Attenuation coefficient | 1310nm1383nm
1550nm 1625nm |
≤0.35 ≤0.34≤0.21 ≤0.24 | dB/kmdB/kmdB/km
dB/km |
|
| Attenuation vs.Wavelength | @1310nm@1550nm | 1285~1330nm1525~1575nm | ≤0.04 ≤0.03 | dB/kmdB/km |
| Wavelenth Dispersion | 1285~1340nm1550nm1625nm | ≤18 ≤22 | ps/(nm·km)ps/(nm·km) | |
| Zero-dispersion wavelength | 1300~1324 | nm | ||
| Zero-dispersion slope | ≤0.092 | ps/(nm2·km) | ||
| Polarization Mode Dispersion PMDSingle fiber maximal valueFiber link value(M=20,Q=0.01%) | ≤0.20 ≤0.10 | ps/√kmps/√km | ||
| cable cutoff wavelength | ≤1260 | nm | ||
| Mode field diameter MFD | 1310nm | 8.6±0.4 | μm | |
| Point discontinuity | 1550nm | ≤0.05 | dB | |
| Dimensions performance | ||||
| Cladding diameter | 125±0.7 | μm | ||
| Cladding Non-circularity | ≤0.5 | % | ||
| Outer coating diameter | 245±10 | μm | ||
| Cladding/Coating Concentricity | ≤12.0 | μm | ||
| Core/cladding concentricity | ≤0.5 | μm | ||
| curvature (radius) | ≥4 | m | ||
| length | 2.0~50.4 | km/reel | ||
| Environmental perfbrmance(1310nm/1550nm) | ||||
| Damp heat | 85℃,humidity≥85%,30days | ≤0.05 | dB/km | |
| Dry heat | 85℃±2℃,30days | ≤0.05 | dB/km | |
| Temperature Dependence | -60℃ ~ +85℃, two weeks | ≤0.05 | dB/km | |
| Water immersion | 23℃±5℃,30days | ≤0.05 | dB/km | |
| Mechanical performance | ||||
| Proof test level | >0.69 | GPa | ||
| Macrobend loss 10 turns φ30mm10 turnsφ30mm
1 turnsφ20mm 1 turnsφ20mm 1 turnsφ15mm 1 turnsφ15mm |
1550nm1625nm
1550nm 1625mn 1550nm 1625nm |
≤0.03≤0.1
≤0.1 ≤0.2 ≤0.5 ≤1.0 |
dBdBdB
dB |
|
| Strip force | 1.0~5.0 | N | ||
| Dynamic fatigue parameter | ≥20 | |||
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