Erbium doped fiber EDF-4/125-10 is specially designed to achieve the highest efficiency of telecommunication amplifiers.
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Erbium doped fiber | EDF-4/125-10 |
| 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 | 0.21 ± 0.03 |
| Cutoff wavelength, µm | < 0.98 |
| Core absorption (980 nm), dB/m | 6 ± 1 |
| Core absorption (1532 nm), dB/m | 10 ± 3 |
| Background loss (1100 nm), dB/km | < 10 |
| Nonconcentricity, µm | < 0.5 |
| Pump-to-signal conversion efficiency, % | 4 ± 2 |
| Other parameters including PM version are available on the request | |