|
Item |
ITU-T 652B |
ITU-T G652C/D |
ITU-T G655 (NZD) |
Mode Field
Diameter
at 1310 nm
at 1550 nm |
9.2±0.5
10.4±1.0 |
9.2±0.5
10.4±1.0 |
9.2±0.5 |
|
Cladding diameter |
125±1 μm |
125±1 μm |
125±1 μm |
|
Core Concentricity
Error |
0.6μm以下 |
0.6μm以下 |
0.6μm以下 |
|
Cladding
Non-Circularity |
10%以下 |
10%以下 |
10%以下 |
|
Cutoff Wavelength |
≤ 1260nm |
≤ 1260nm |
≤ 1480nm |
|
Zero Dispersion
Wavelength |
1300nm~1322nm |
1300nm~1322nm |
≤ 1425nm |
|
Zero Dispersion
Slope(ps/nm².km) |
0.093 ps/nm².km |
0.093 ps/nm².km |
0.05 ps/nm².km |
Attenuation
@1310nm
@1383nm
@1550nm
@1625nm |
≤ 0.4dB
≤ 0.25dB
|
≤ 0.4dB
≤ 0.35dB
≤ 0.25dB
|
≤ 0.25dB
≤ 0.35dB |
Dispersion
@1310nm
@1383nm
@1550nm
@1625nm
@1530~1565nm
@1565~1625nm |
≤ 1.14ps/km-nm
≤ 18ps/km-nm
|
≤ 1.14ps/km-nm
≤ 7ps/km-nm
≤ 18ps/km-nm
≤ 22.31ps/km-nm
|
2.0 ≤ D ≤ 10ps/km-mm
2.0 ≤ D ≤ 10ps/km-mm |
