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. Wasin Fujikura can provide the diameter of 180um, 200um, 400um fiber, accepting customized diameter according to customer requirements.
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 |