由于光泵浦热效应，高功率固体激光器的输出参数如光束远场发散角、输出功率等会发生变化。

The output parameters such as beam divergence angle in far-field output power of high power solid state lasers are variable due to thermal effect of optical pumping.

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本文研究了脉冲固体激光器的YAG激光棒光泵浦动态热效应对激光波面的影响。

The influence of dynamic thermal effect induced by optical pumping of YAG crystal rod in a pulsed solid laser on the wave front of the output laser beam is studied in this paper.

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LD泵浦固体激光器出现使激光器得到飞速发展，但是其在大功率运行时所表现出的强烈的热透镜效应，严重影响了激光器的稳定性和输出光的模式、光束质量。

Laser techniques is surging with LD-pumped solid-state laser. But, the stability, model and beam quality of the laser are strongly affected by the thermal lens effect at high power.

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