Легированное эрбием EDF 4/125-50

Application notes:

EDF-4/125-50 is designed for amplification of ultra-short pulses, when high efficiency, a short amplifier length and a high negative dispersion (-30..-50 ps/nm/km) are required.

 

Article EDF-4/125-50

Erbium doped fiber

 

 

 

 

 

 

 

 

 

 

 

 

 

Typical core absorption 

 

Fiber specifications

 

Fiber ID

Волокно оптическое легированное эрбием EDF-4/125-50 

Core diameter, µm 3.5 ± 0.5
Clad diameter, µm 125 ± 1
Core NA 0.27 ± 0.3
MFD @ 1550nm, µm  5.5 ± 1
Cutoff wavelength, µm < 0.98
Core absorption (980 nm), dB/m 30 ± 5
Core absorption (1480 nm), dB/m  20 ± 5 
Core absorption (1532 nm), dB/m    50 ± 15  
Background loss (1100 nm), dB/km < 30
Dispersion @ 1550nm,  ps/nm/km -36 ± 5
Dispersion slope @ 1550nm,  ps/nm2/km < 0.03
Nonconcentricity, µm < 0.5


 Other parameters are available on the request

 Erbium doped fiber (Article EDF-4/125-50

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