报道了激光二极管抽运的Ｎｄ∶ＹＶＯ４晶体１３４２和６７１ｎｍ激光特性．１３４２ｎｍ激光最大输出功率为１７５Ｗ，光光转换效率为３２１％，斜效率为４３％．利用Ⅰ类非临界相位匹配ＬＢＯ晶体腔内倍频，当输入抽运功率为６Ｗ时，获得功率为５０２ｍＷ的６７１ｎｍ激光输出，光光转换效率超过８３％；当６７１ｎｍ激光输出功率为４００ｍＷ时，短期的不稳定度小于２％． Laser diode pumped Nd:YVO4 crystal 1342 and 671 nm laser characteristics are reported. The maximum output power of 1342nm laser is 175W, the lightlight conversion efficiency is 321% and the slope efficiency is 43%. Using Class I non-critical phase-locked LBO crystal with intracavity frequency doubling, when the input pumping power is 6W, a 671nm laser output with 502mW power is obtained, the light-to-light conversion efficiency is over 8.3%; when the 671nm laser output power is 400mW Short-term instability is less than 2%.