使用非均匀反射镜，可以起到软边光阑的作用，改善了输出光束的光场分布特性。
Using variable reflective mirror, as a soft edge diaphragm, the intensity distributions of output laser are improved.
本文提出了推导非四分之一波长膜系反射镜吸收率的另一种方法。
In this paper another method is employed to derive the expression for the absorptance of non quarter wave systems.
通过建立非理想正交反射镜改变光线的几何模型，研究正交金属反射镜的消偏性能。
Depolarization of imperfect metal orthogonal twin mirrors is studied by building a geometric model of the mirrors to change the direction of light ray.
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