Coherent passive double clad optical fibers are designed for use in a variety of high power fiber laser and amplifier applications. Featuring a 25 µm core diameter and a 250 µm cladding diameter, these fibers provide high pump absorption and excellent power handling capabilities. The proprietary NuCOAT fluoroacrylate coating ensures durability and reliability under extreme environmental conditions, making these fibers an excellent choice for demanding industrial, medical, and military applications.
Parameter | BD-G25/250-11FA |
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Optical Specifications | |
Operating Wavelength | 800-2100 nm |
Core NA | 0.110 ± 0.010 |
First Cladding NA | ≥ 0.460 |
Cladding Attenuation | ≤ 15.0 dB/km @ 1095 nm |
Geometrical & Mechanical Specifications | |
Cladding Diameter | 250.0 ± 3.0 μm |
Core Diameter | 25.0 ± 1.5 μm |
Coating Diameter | 395.0 ± 15.0 μm |
Core Clad Offset | ≤ 2.00 μm |
Coating Material | Low Index Acrylate |
Prooftest Level | ≥ 100 kpsi (0.7 GN/m²) |
Clad Non-Circularity | ≤ 0.5 % |