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 |
|