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C-Band Erbium Doped Fibers 

Erbium doped fibers for high channel-count DWDM systems

  • Optimized core composition for high-channel-count DWDM systems’ EDFAs
  • World-class leading conversion efficiency
  • Suitable for C and L-band amplifiers

Typical Applications:

  • EDFAs/telecoms
  • Fiber lasers
  • Biomedical illumination
  • Optical Coherence Tomography (OCT)
  • ASE light sources
  • Gyros
  • Current sensors
  • Distributed sensor systems

    Comparison
    I-4(980/125)I-4(980/125)HCI-4(980/125)HPI-6(980/125)
    Cut-Off Wavelength (nm)870-9701050-13201100-1320870-970
    Numerical Aperture0.22-0.240.22-0.240.19-0.220.22-0.24
    Mode Field Diameter (μm)5.5-6.6 @1550nm5.2-5.8 @1550nm5.7-6.6 @1550nm5.5-6.3 @1550nm
    Absorption (dB/m) @1531nm5.0-6.77.7-9.47.7-9.47.2-8.4
    Proof Test (%)1 (100kpsi)1 (100kpsi)1 (100kpsi)1 (100kpsi)
    Attenuation (dB/km) @1200nm≤10≤10≤10≤10
    Polarization Mode Dispersion (ps/m)≤0.005≤0.005≤0.005≤0.005
    Cladding Diameter (μm)125 ± 1125 ± 1125 ± 1125 ± 1
    Core Concentricity (μm)≤0.3≤0.3≤0.3≤0.3
    Coating Diameter (μm)245 ± 7245 ± 7245 ± 7245 ± 7
    Coating TypeDual Layer AcrylateDual Layer AcrylateDual Layer AcrylateDual Layer Acrylate
    Operating Temperature (ºC)-55 to +85-55 to +85-55 to +85-55 to +85
    Product Variants Explained
    I-4(980/125)For high efficiency C-band EDFAs
    I-4(980/125)HCFor high efficiency, high power C-band EDFAs
    I-4(980/125)HPFor high efficiency, high power C-band EDFAs.
    I-6(980/125)Increased absorption for high efficiency C-band EDFAs
    Cut-Off Wavelength (nm) 870 - 970
    Numerical Aperture 0.22 - 0.24
    Mode Field Diameter (μm) 5.5 - 6.6 @1550nm
    Attenuation (dB/km) ≤10 @1200nm
    Proof Test (%) 1 (100 kpsi)
    Cladding Diameter (μm) 125 ± 1
    Core Cladding Concentricity (μm) ≤0.3
    Coating Diameter (μm) 245 ± 7
    Coating Type Dual Layer Acrylate
    Operating Temperature (°C) -55 to +85
    Absorption (dB/m) 5.0 - 6.7 @1531nm
    Polarization Mode Dispersion (ps/m) ≤0.005
    Technical Bulletins