500mJ输出人眼安全环形腔KTP-OPO激光器

Eye-safe ring cavity KTP-OPO with 500 mJ output

采用重复频率30 Hz、输出能量1.2 J的单模Nd∶YAG激光器来泵浦非临界相位匹配的单共振环形腔KTP-OPO,实现了输出能量500 mJ、转换效率53%的人眼安全激光。可应用于激光测距、目标指示等应用领域。

Single mode Q-switched 1064 nm Nd ： YAG laser with 7 ns pulse width,30 Hz repetition frequency and 1.2 J output energy is adopted to pump single resonance ring cavity KTP optical parametric oscillator （ OPO ）. A 1572 nm eye-safe laser that generated by KTP-OPO is achieved,the maximum output energy is 500 mJ,conversion efficiency is 53%. This laser can be used for laser ranging and target illuminating,etc.