Thulium-doped Matched Passive Fiber
Everfoton Large Mode Field Area Passive Double-claddig Matched Fiber is designed for high-power 2μm pulse or continuous fiber lasers and amplifiers. The fiber can achieve precise matching with Tm-doped active fibers and have excellent fusion compatibility, low attenuation, and stability, ensuring high-performance output of thulium fiber in system applications.
Low fusion attenuation
Excellent mode control
High reliability
027-65271788
sales@everfoton.com
Applications
- 2μm fiber lasers and amplifiers
Specifications
| Fiber Type | GDF_DC 10/130-0.15 | GDF_DC 25/250-0.11 | GDF_DC 25/400-0.11 | GDF_DC 25/400-0.095(Tm) | ||
| Part No. | DG1110-D | DG1112-D | DG1112-C | DG1112-G | ||
| Optical Properties | ||||||
| Operating Wavelength (nm) | 1900～2100 | |||||
| Core NA | 0.15±0.01 | 0.11±0.01 | 0.11±0.01 | 0.095±0.005 | ||
| Cladding NA | ≥0.46 | ≥0.46 | ≥0.46 | ≥0.46 | ||
| Core Attenuation @1200nm (dB/km) | ≤20.0 | ≤20.0 | ≤20.0 | ≤40.0 | ||
| Core Attenuation @1300nm (dB/km) | ≤20.0 | ≤15.0 | ≤15.0 | ≤20.0 | ||
| Cladding Attenuation @1095nm (dB/km) | ≤15.0 | ≤15.0 | ≤15.0 | ≤40.0 | ||
| Geometrical/Mechanical Properties | ||||||
| Core Diameter (µm) | 11.0±1.0 | 25.0±1.5 | 25.0±1.5 | 25.0±2.0 | ||
| Cladding Diameter (µm) | 130.0±1.0 | 247.0±3.0 | 395.0±5.0 | 395.0±5.0 | ||
| Core/Cladding Concentricity (µm) | ≤0.7 | ≤1.0 | ≤2.0 | ≤2.0 | ||
| Coating Diameter (µm) | 245.0±10.0 | 395.0±10.0 | 550.0±15.0 | 550.0±15.0 | ||
| Cladding Non-circularity (%) | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ||
| Proof Test (kpsi) | ≥100 | ≥100 | ≥100 | ≥100 | ||
| Coating Material | Low RefractiveIndex Coating/Acrylic Resin | |||||
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