- Regisztráció

 

Optikai kábelekben alkalmazott szálak

G.652DSingle-mode fiber characteristics
Characteristic Condition Data Unit
Optical properties
Attenuation 1310nm ≤0.35 dB/km
1383nm ≤0.34 dB/km
1550nm ≤0.21 dB/km
1625nm ≤0.24 dB/km
Relative wavelength attenuation      
@1310nm 1285~1330nm ≤0.03 dB/km
@1550nm 1525~1575nm ≤0.02 dB/km
Dispersion inthewavelength range of 1550nm ≤18 ps/(nm.km)
Zero dispersion wavelength   1312±10 nm
A zero-dispersion slope   ≤0.092 ps/(nm2.km)
zero-dispersion slope typical value 0.086 ps/(nm2.km)
Cable cut-off wavelength   λcc   ≤1260 nm
Mode field diameter MFD 1310nm 9.2±0.4 μm
1550nm 10.4±0.5 μm
Effective group refractive index 1310nm 1.466  
1550nm 1.467
Attenuation discontinuities 1310nm ≤0.05 dB
1550nm ≤0.05 dB
Geometric characteristics
The diameter of the cladding layer   124.8±0.7 μm
Cladding roundness   ≤0.70 %
Coating diameter   245±5 μm
Coating / package concentricity error   ≤12.0 μm
Coating no roundness   ≤6.0 %
Core / package concentricity error   ≤0.5 μm
The warpage (radius)   ≥4 m
Environmental characteristics(1310nm,1550nm,1625nm)
Temperature additional attenuation -60°C~+85°C ≤0.05 dB/km
Flooding additional attenuation 23°C,30 days ≤0.05 dB/km
Hot and humid additional attenuation 85°C and 85%Relative humidity, 30 days ≤0.05 dB/km
Dry heat aging 85°C ≤0.05 dB/km
Mechanical properties
Screening tension   ≥9.0 N
The macrobendAdditionalattenuation 1550nm ≤0.05 dB
1Circle        32mm 1310nm and 1550nm ≤0.05 dB
100Circle    50mm 1625nm ≤0.05 dB
100Circle    60mm      
Coating peeling force Typical average 1,5 N
≥1.3  ≤8.9 N
Dynamic fatigue parameters   ≥20  

 

on