Er/Yb Co-doped Double Cladding Fiber
Classification:
Er/Yb co-doped fiber is made in opmized fiber preparaon process and high-performance glass ，designed for 1.5 μm band high power telecom/CATV fiberamplifier, laser ranging, LiDAR and eye safety laser.
Cotnact：
Details Introduction
Product DescripⅥon
Er/Yb co-doped fiber is made in opmized fiber preparaon process and high-performance glass ，designed for 1.5 μm band high power telecom/CATV fiberamplifier, laser ranging, LiDAR and eye safety laser. It has the characteriscs of high absorpon coefficient, high light conve sion efficiency, low splice loss and high beam quality, and can be widely used in materials processing, medicine and scienfic research.
Features
• Highly accurate geometry control
• High opcal efficiency
• High beam quality
• High environmental stability and long-term reliability
• Both PM and non PM are customized
• Radiaon resistant types are available
ApplicaⅥons
• Industry and scienfic research
• Connuous/pulsed fiber lasers and amplifiers
Parameter
Optical Specifications
| Part Number | EYDF-10/125-PM | EYDF-12/125-PM | EYDF-25/300-PM |
| Operatingwavelength (nm) | 1530-1625 | 1530-1625 | 1530-1625 |
| Core NA | 0.11±0.01 | 0.22±0.02 | 0.09±0.01 |
| Cladding NA | ≥0.46 | ≥0.46 | ≥0.46 |
|
Core absorption (dB/m@1535 nm) |
50.0±15.0 | 50.0±15.0 | 60.0±15.0 |
|
Cladding absorption (dB/m@915 nm) |
2.5±0.6 | 2.7±0.6 | 2.7±0.6 |
|
Cladding attenuation (dB/km@1095 nm) |
≤30.0 | ≤30.0 | ≤30.0 |
| Birefringence | ≥1.0x104 | ≥1.0x10-4 | ≥1.0x104 |
Geometric and Mecha nical Specifications
| Core diameter (um) | 10.0±1.5 | 12.0±1.5 | 25.0±2.0 |
| Claddingdiameter(um) | 125.0±2.0 | 125.0±2.0 | 300.0±5.0 |
| Coatingdiameter (um) | 245.0±10.0 | 245.0±10.0 | 480.0±10.0 |
| Concentricty(um) | ≤1.5 | ≤1.5 | ≤1.5 |
| Coating materials | Low index acrylate | Low index acrylate | Low index acrylate |
| Prooftestlevel (kpsi) | ≥100 | ≥100 | ≥100 |
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Er/Yb Co-doped Double Cladding Fiber
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Add: 9th Floor, Building B, Optics Valley Times Square, No. 111 Guanshan Avenue, Donghu New Technology Development Zone, Wuhan
