Rufeng Sun, Kun Zhang, Liming Zhang, Xuexia Zhang, Tong Wu, Hong Zhao. 9.6 kW combined light source using dichroic-mirror-based spectral beam combining[J]. High Power Laser and Particle Beams, 2023, 35(12): 121004
- High Power Laser and Particle Beams
- Vol. 35, Issue 12, 121004 (2023)
Fig. 1. Schematic diagram of the combining system
Fig. 2. Schematic diagram of the 3.5 kW narrow linewidth fiber laser
Fig. 3. Design spectrum of high steepness beam split films
Fig. 4. Schematic diagram of the optical damage threshold test of coatings
Fig. 5. Temperature variation on surface of the coatings and observations results
Fig. 6. Output laser spectrum
Fig. 7. Output laser spot image and beam quality factor
Fig. 8. Variation of combined output power and combination efficiency
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Table 1. Comparison of parameters related to bicolor mirror combination
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