Erbium doped fiber | EDF-4/125-25 |
Core diameter, µm | 4 ± 0.5 |
Clad diameter, µm | 125 ± 1 |
Coating diameter, µm | 240 ± 30 |
Mode field diameter, µm | 5.5 ÷ 7.5 |
Core NA | 0.24 ± 0.03 |
Cutoff wavelength, µm | < 0.98 |
Core absorption (980 nm), dB/m | 14 ± 2 |
Core absorption (1532 nm), dB/m | 25 ± 5 |
Background loss (1100 nm), dB/km | < 20 |
Pump-to-signal conversion efficiency, % | 11 ± 4 |
Nonconcentricity, µm | < 0.5 |