Pengxiang Liu, Wei Li, Feng Qi, Chuncao Niu, Weifan Li, Qiaoqiao Fu, Liyuan Guo, Zhongyang Li. Widely Tunable and High Pulse Energy Short‑Wave Infrared Optical Parametric Oscillator[J]. Chinese Journal of Lasers, 2023, 50(23): 2308001
- Chinese Journal of Lasers
- Vol. 50, Issue 23, 2308001 (2023)
Fig. 1. Type-II phase-matching tuning curves of 1.06 μm laser pumping KTP-OPO
Fig. 2. Schematics of experimental devices of 1.06 μm laser pumping KTP-OPO. (a) SP-OPO; (b) DP-OPO
Fig. 3. Output spectrum of KTP-OPO at normal incidence with output beam profile of OPO shown in inset
Fig. 4. Input-output characteristics of SP-OPO and DP-OPO when wavelength is 2.43 μm
Fig. 5. Pulse envelopes of input and output in DP-OPO and SP-OPO. (a) DP-OPO; (b) SP-OPO
Fig. 6. Changes of output pulse energy during SP-OPO and DP-OPO wavelength tuning processes
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