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1. Single-mode transmission and low splice loss with passive matching fiber
2. No photodarkening to ensure stable and long-term operation
3. Flat absorption within 910 nm–970 nm wavelength range, supporting pumping in 940 nm–960 nm band
1. Pulsed fiber lasers: gain medium for pre-amplifiers or low-power amplifiers
2. Material processing: laser marking and engraving, micro-processing and welding