OFS offers 80 µm clad erbium-doped fibers specifically for compact amplifier designs operating in either the C- or L-band.  The fibers provide high efficiency and low noise figure, while allowing for very tight bend radii and high reliability.
Unit of Measure

Optical Properties

Peak Absorption

N/A @ 1530 nm, 9.0 ± 2.0 dB/m

Cutoff Wavelength

N/A 920 nm

Numerical Aperture

N/A 0.27 ± 0.02

Mode Field Diameter

N/A @ 1550 nm, 4.9 ± 0.7 µm

PMD (Typical)

N/A 2 fs/m


N/A @ 1200 nm, < 10 dB/km

PM or SM



N/A Erbium-Doped Fibers For C-Band

Physical Properties

Cladding Diameter

N/A 80 µm

Coating Diameter

N/A 165 µm

Core Diameter

N/A 2.9 µm

Clad Non-Circularity

N/A < 1%

Core Concentricity Error

N/A <0.3 µm

Coating Non-Circularity

N/A < 2.5%

Coating/Cladding Concentricity Error

N/A < 16 µm

Mechanical and Testing Data

Proof Test Level

N/A 2% 200 kpsi

Order From Location

+45 43 45 8888
Priorparken 680, DK-2605
Broendby, Denmark

Typical Applications

N/A 25-300 mW Pump Power @ 980 nm CATV and DWDM Systems Optical Amplifiers Splicing Applications


N/A Coils Colored or Natural Buffers Custom Designs Fibers available in long lengths on standard spools Fibers available in predetermined lengths and coiled to given diameters Fibers available with natural or colored buffer Fibers may be customized to suit your specific application Tighter Optical Property Specifications


N/A Compatible with OASiX® Software Package
Accurate prediction of EDF performance is essential to applications design. OFS offers specialized OASiX Amplifier Simulation System Software, which allows the designer to predict EDFA performance at all pump powers for the specific lot of EDF purchased. OASiX is also available in a DLL version for compatibility with external optimization tools.

How To Order:

Order By Item #

N/A 40902