The ASE 25 80 µm cladding allows for very tight bend radii without compromising the device reliability, building on OFS' more than 15 years of experience in 80 µm clad erbium-doped fibers.
Unit of Measure

Optical Properties


N/A Erbium-Doped Fibers For ASE Sources

Peak Absorption

N/A @ 1530 nm; 25 ± 3 dB/m

Numerical Aperture

N/A 0.31 ± 0.02

Cutoff Wavelength

N/A 930 nm

Mode Field Diameter

N/A @ 1550 nm, 4.3 ± 0.7 µm

PM or SM


Cladding Diameter

N/A 80 µm


N/A @ 1200 nm, ≤ 25 dB/km

Coating Diameter

N/A 165 µm

Core Eccentricity

N/A ≤ 0.5 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 Pumping at either 980 or 1480 nm Small Form-factor ASE Sources


N/A Coils Custom Designs Customized Spectral Shape HG980 80 also Available in Standard 125 µm Cladding Size with 250 µm Coating 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 35644