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在分析大功率半导体激光器的光束输出特性的基础上，针对Nd:YVO4/KTP腔内倍频激光器的泵浦光源要求，研究了大功率半导体激光器光束输出的多种整形方法，同时比较了不同泵浦光束形状对Nd:YVO4/KTP腔内倍频激光器输出效率的影响。
Based on the analysis of the beam output characteristics of high power semiconductor lasers, aiming at the requirement of pump light source of Nd: YVO4 / KTP intracavity frequency doubling lasers, many shaping methods of high power semiconductor laser beam output are studied. At the same time, different pump Effect of Polarizing Beam Shape on Output Efficiency of Nd: YVO4 / KTP Laser System.