Erbium doped fiber EDF-4/125-10

FIBER SPECIFICATIONS;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