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Doped Fibers

 

Erbium Doped Fiber IsoGain™

  • Overview
  • Specification
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Erbium Doped Fiber IsoGain™ image

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

Product Variants

High Efficiency C-Band Erbium Doped Fibers 
I-4(980/125)

For high efficiency C-band EDFAs

I-4(980/125)HC

For high efficiency, high power C-band EDFAs

I-4(980/125)HP

For high efficiency, high power C-band EDFAs.

I-6(980/125)

Increased absorption for high efficiency C-band EDFAs

L-Band and C-Band Erbium Doped Fibers 
I-12(980/125)

Mid level absorption fiber for short length C-band and L-band EDFAs

I-12(980/125)HC

High cut-off wavelength, mid level absorption fiber for higher power short length C-band and L-band EDFAs

I-15(980/125)HC

High cut-off wavelength, mid/high level absorption fiber for higher power short length C-band and L-band EDFAs

I-25(980/125)

Very high absorption fiber for short length L-band EDFAs

Reduced Cladding Erbium Doped Fiber for Mini and Micro EDFAs 
I-25H(1480/80)

80µm cladding diameter, high cut-off wavelength, high absorption fiber for small coil diameter mini and micro EDFAs

Product Variants

I-4(980/125)

For high efficiency C-band EDFAs

 

I-4(980/125)

Cut-Off Wavelength (nm)

870 - 970

Numerical Aperture

0.22 - 0.24

Mode Field Diameter (μm)

5.4 - 6.6 @1550nm

Absorption (dB/m)

5.0 - 6.7 @1531nm

Proof Test (%)

1 (100 kpsi)

Attenuation (dB/km)

≤10 @1200nm

Polarization Mode Dispersion (ps/m)

≤0.005

Cladding Diameter (μm)

125 ± 1

Core Concentricity (μm)

≤0.3

Coating Diameter (μm)

245 ± 7

Coating Type

Dual Layer Acrylate

Operating Temperature (oC)

-55 to +85 

 

I-4(980/125)HC

I-4(980/125)HP

I-6(980/125)

I-12(980/125)

I-12(980/125)HC

I-15(980/125)HC

I-25(980/125)

I-25H(1480/80)

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