The Continuous double-clad ytterbium-doped fiber is designed for medium and high power continuous fiber lasers and amplifiers. The fiber has the characteristics of large mode field area, near single-mode output, high slope efficiency, high mode instability threshold and low photon darkening. It can be used for 500-6000W continuous fiber lasers and amplifiers, and is applied to medical and industrial material processing.
BoxOptronics pulse series double-clad ytterbium-doped optical fiber is designed for medium and low power pulse laser seed source and pre-amplifier. This series of optical fibers has the characteristics of near single-mode transmission, low bending loss, low photon darkening and high slope efficiency. It can be used in 10-500W pulse fiber lasers and applied in medical and industrial material processing.
Large mode area;
Easy to achieve near single-mode output;
High mode instability threshold and low photon darkening effect.
High Power CW Fiber Laser;
Material Processing.
| Part No: | BYDF-14/250 | BYDF-20/400 | BYDF-25/400 | BYDF-30/400 | BYDF-30/600 |
| Operating wavelength | 1030-1100nm | 1030-1100nm | 1030-1100nm | 1030-1100nm | 1030-1100nm |
| Fiber Core Numerical Aperture | 0.070±0.005 | 0.065±0.005 | 0.060±0.005 | 0.058±0.003 | 0.060±0.005 |
| Cladding numerical aperture | ≥0.46 | ≥0.46 | ≥0.46 | ≥0.46 | ≥0.46 |
| Cladding absorption @915nm | 0.75±0.05 dB/m | 0.40±0.05 dB/m | 0.60±0.05 dB/m | 0.70±0.20 dB/m | 0.40±0.05B/m |
| Core attenuation@1200nm | ≤15.0dB/km | ≤15.0dB/km | ≤15.0dB/km | ≤15.0dB/km | ≤15.0dB/km |
| Cladding attenuation@1095nm | ≤15.0dB/km | ≤15.0dB/km | ≤15.0dB/km | ≤15.0dB/km | ≤15.0dB/km |
| Core diameter | 14.0±1.0 um | 20.0±1.5 um | 25.0±1.5 um | 30.0±3.0 um | 30.0±3.0 um |
| Cladding diameter (side-to-side) | 250.0±10.0um | 400.0±10.0um | 400.0±10.0um | 400.0±10.0um | 600.0±10.0um |
| Cladding shape | Octagon | Octagon | Octagon | Octagon | Octagon |
| Coating diameter | 400.0±15.0 um | 550.0±15.0 um | 550.0±15.0 um | 550.0±15.0 um | 750.0±20.0 um |
| Mechanical strength | ≥100kpsi | ≥100kpsi | ≥100kpsi | ≥100kpsi | ≥100kpsi |
| Outer cladding material | Low Refractive Index Resin | Low Refractive Index Resin | Low Refractive Index Resin | Low Refractive Index Resin | Low Refractive Index Resin |
| Matrix material | quartz | quartz | quartz | quartz | quartz |
All products have been tested before shipping out;
All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)
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If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;
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A: C-band, L band, and C+L band wavelengths.
Q: What is the requirement for the output power?A: Box optronics can customize according to your requirements.
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