Nanjing Wasin Fujikura G.657A3 singlemode fiber have minimum bending characterstic.satisfied transmission requirement in complex environment especially in 1310nm and 1550nm work well, may used together with other G657.
characteristic | condition | date | unit | |
Optical specifications | ||||
Attenuation coefficient | 1310nm1383nm1550nm1625nm | ≤0.35 ≤0.34≤0.21 ≤0.24 | dB/kmdB/kmdB/kmdB/km | |
Attenuation vs.Wavelength | @1310nm@1550nm | 1285~1330nm1525~1575nm | ≤0.04≤0.03 | dB/kmdB/km |
Wavelenth Dispersion | 1285~1340nm1550nm~1625nm1625nm | ≤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) | 24 | m | ||
length | 2.0~50.4 | km/reel | ||
Environmental performance(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 turnsφ30mm1 turnsφ20mm1 turnsφ20mm1 turnsφ15mm1 turnsφ15mm1 turnsφ10mm
1 turnsφ10mm |
1550nm1625nm1550nm1625nm1550nm
1652nm |
≤0.03≤0.1≤0.08≤0.25≤0.15
≤0.45 |
dBdBdBdBdB
dB |
|
Strip force | 1.0~5.0 | N | ||
Dynamic fatigue parameter | ≥20 |