Ytterbium doped fiber
YDF-SM-6/125
photodarkening free
Description
Datasheet
Ytterbium doped fiber YDF-SM-6/125 series is designed for operation without power degradation in core-pumped laser and amplifier schemes.
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Ytterbium doped fiber | YDF-SM-6/125 |
| Core diameter, µm | 5.5 ± 0.7 |
| Clad diameter, µm | 125 ± 3 |
| Coating diameter, µm | 240 ± 30 |
| Core NA | 0.16 ± 0.02 |
| Cutoff wavelength, µm | 0.9 ± 0.1 |
| Core absorption (915 nm), dB/m | 150 ± 25 |
| Core absorption (976 nm), dB/m | > 750 ± 130 |
| Background loss (1150 nm), dB/km | < 30 |
| Effective pumping range, µm | 0.91 - 0.984 |
| Photodarkening resistance | > 20 times better compare to the Al2O3-SiO2 Yb-doped fiber |
| Other parameters including PM version are available on the request | |
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