Coherent Large Mode Area (LMA) matched Yb-doped fibers are optimized for high-power laser and amplifier systems. Featuring a 25 µm core diameter and a 400 µm cladding diameter, these fibers provide low splice loss and exceptional beam quality. The matched (M) design ensures seamless integration with active fibers. The NuCOAT fluoroacrylate coating enhances environmental durability, making these fibers suitable for industrial, medical, and defense applications under demanding conditions.
Parameter | PLMA-YDF-25/400-M |
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Optical Specifications | |
Operating Wavelength | 1060 - 1115 nm |
Core NA | 0.065 ± 0.005 |
First Cladding NA | ≥ 0.46 |
Cladding Attenuation | ≤ 15.0 dB/km @ 1095 nm |
Cladding Absorption | ≤ 20.0 dB/km @ 1200 nm |
Birefringence | nominal 3.5 x 10⁻⁴ |
Geometrical & Mechanical Specifications | |
Cladding Diameter | 405.0 ± 10.0 μm |
Coating Diameter | Core/Clad Offset 550.0 |
Core Clad Offset | 550.0 ± 15.0 μm |
Coating Material | NuCOAT fluoracrylate |
Prooftest Level | ≥ 100 kpsi (0.7 GN/m²) |