Triple-cladding Ytterbium-doped Fiber
Everfoton's next-generation Triple-cladding Ytterbium-doped Fiber is engineered through rigorous design and proven market experience, specifically tailored for high-power continu-ous-wave fiber laser applications. With optimized doping ratios and absorption design, it delivers excellent resistance to photodarkening, ensuring long-term stable operation of laser systems and significantly extending equipment service life.
High slope efficiency
Low photodarkening
Precise parameter control and consistency
Long-term reliability coating design
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sales@everfoton.com
Applications
- Continuous-wave fiber lasers
- Cutting
- Welding
Specifications
| Fiber Typ | YDF_TC 14/465/530 | YDF_TC 34/460/530(low) | YDF_TC 34/460/530 | YDF_TC 45/465/530 |
| Part No | YD1112-C | YD1112-D | YD1112-A | YD1112-B |
| Optical Properties | ||||
| Operating Wavelength (nm） | ||||
| Yb Cladding Absorption@915nm (dB/km) | 0.25±0.10 | 0.60±0.10 | 1.00±0.20 | 1.00±0.20 |
| Core NA | 0.060±0.010 | 0.090±0.010 | 0.090±0.010 | 0.090±0.010 |
| Inner Cladding NA | 0.22±0.02 | 0.22±0.02 | 0.22±0.02 | 0.22±0.02 |
| Cladding NA | ≥0.46 | ≥0.46 | ≥0.46 | ≥0.46 |
| Core Background Loss(1200nm) (dB/km) | ≤15 | ≤15 | ≤15 | ≤15 |
| Physical/Material Parameters | ||||
| Core Diameter (μm) | 14.0±1.5 | 35.0±1.5 | 35.0±1.5 | 45.0±1.5 |
| Inner Cladding Diameter (μm) | 465.0±10 | 465.0±10 | 465.0±10 | 465.0±10 |
| Cladding Diameter (μm) | 530.0±10 | 530.0±10 | 530.0±10 | 530.0±10 |
| Coating Diameter (μm) | 640.0±20 | 640.0±20 | 640.0±20 | 640.0±20 |
| Core/Cladding Offset (μm) | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
| Cladding Non-Circularity (%) | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 |
| Proof Test Level (kpsi) | ≥100 | ≥100 | ≥100 | ≥100 |
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