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Singlemode Fiber- G.655 Singlemode Fiber

Nanjing Wasin Fujikura G.655 Singlemode fiber, mainly used city network and access network. Prouduce according to supreme standard, performance excelled ITU-TGB/T9771 the newest standard.


characteristic condition date unit
Optical specifications
Attenuation coefficient 1550nm1625nm ≤0.22 ≤0.24 dB/kmdB/km
Attenuation vs.Wavelength @1550nm 1525~1575nm ≤0.02 dB/km
Wavelenth Dispersion 1530-1565nm1565~1625nm 2.0~6.04.5~11.2 ps/(nm·km) ps/(nm·km)
Zero-dispersion wavelength ≤1520 nm
Zero-dispersion slope 1550nm ≤0.084 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 ≤1450 nm
Mode field diameter MFD 1550nm 9.6±0.5 μm
Effective Group Index of Refraction Neff 1550nm1625nm 1.4691.469
Point discontinuity 1550nm ≤0.05 dB
Dimensions performance
Cladding diameter 125±0.7 μm
Cladding Non-circularity <1.0 %
Outer coating diameter 245±10 μm
Cladding/Coating Concentricity ≤12.0 μm
Core/cladding concentricity ≤0.6 μm
curvature(radius) ≥4 m
length 2.0~50.4 km/reel
Environmental performance(1310nm/1550nm)nm/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°C±5°C, 30days ≤0.05 dB/km
Mechanical performance
Proof test level ≥0.69 GPa
Macrobend loss100 turns φ60mm1 turns φ32mm 1625nm1550nm ≤0.1 ≤0.05 dBdB
Strip force 1.0~5.0 N
Dynamic fatigue parameter ≥20

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