Erbium-Ytterbium Codoped Double-Clad Fiber EYDF-12/125-DC
Double-clad erbium/ytterbium fiber uses optimized fabrication and high-performance glass for 1.5 μm high-power telecom/CATV fiber amplifiers, laser ranging, lidar and eye-safe lasers. High absorption, optical conversion efficiency and beam quality with low splice loss support materials processing, medical and research applications.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Operating wavelength | 1530-1625 nm |
| Fiber core Numerical aperture | 0.20±0.05 |
| Cladding Numerical Aperture | ≥0.46 |
| Fiber core Absorption [@1535 nm] | 65.0±15.0 dB/m |
| Cladding absorption [@915 nm] | 3.8±0.6 dB/m |
| Cladding Optical Loss [@1095 nm] | ≤30.0 dB/km |
| Birefringence Coefficient | ≥1.0×10⁻⁴ |
| Fiber Core Diameter | 12.0±1.5 μm |
| Cladding diameter | 125.0±2.0 μm |
| Coating Diameter | 245.0±10.0 μm |
| Fiber Core Cladding Concentricity | ≤1.5 μm |
| Coating Material | Low-refractive-index coating / Low index acrylate |
| Proof-Test Strength | ≥100 kpsi |
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