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By certification 
Geological Sizes
Mode field Diameter (1550nm): (8.0∽11.0)±0.7µm
Cladding Layer Diameter:125±1.0µm
Cladding Layer Non-circularity: <2.0%
Core/Cladding Layer Concentricity Tolerance: <2µm
Coating Layer Diameter: 245±10µm (uncolored)
Cladding/Coating Layer Concentricity Tolerance: <12.5µm
Bending Radius: R >4m
Attenuation Constant
1550nm |
16xxnm |
0.20-0.25dB/km |
0.27dB/km |
Wavelength Additional Attenuation
Wavelength Additional Attenuation Coefficient at 1525~1575nm in comparison with 1550nm <0.05dB/km
Wavelength Additional Attenuation Coefficient at 1625nm in comparison with 1550nm: <0.05dB/km
Cutoff Wavelength
Cutoff Wavelength of Optic Fiber before Cabling: <1470 nm(2meter sample test)
Cutoff Wavelength of FOC: <1480 nm
Dispersion
Dispersion Zone at Waveband C
Non-zero Dispersion Zone(nm)1530 <min <man <1565
Dispersion Absolute Value of Non-zero Dispersion Zone:PS/(nm<km)1.0 <Dmin <Dman <6.0
PMD Value: <0.3ps
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