摘要:用激光二极管(LD)抽运Nd:YAG晶体,采用四镜环行腔,腔内放置TGG晶体和A/2波片,组成光学单向器,利用LBO晶体内腔倍频技术,实现单频946m红外光和473nm蓝光输出。最大单频蓝光输出12mW,红外光输出13mW,光束x方向的M^2为1.02,Y方向的M^2为1.14。腰斑的不对称性为1.062。自由运转情况下,功率波动小于±1.5%,频率稳定性优于±5.4MHz。
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