beam expansion

基本解释

The beam expansion method is suited to approximate the weakly truncated beams in the far field.
光束模式展开法可用于近似计算远场的弱截断光束。
A pulsed dye laser system combining the advantages of beam expansion by a grating at grazing incidence and compound cavity tuning is described.
本文介绍一种结合了掠射光栅扩束及复合腔式谐振腔优点的脉冲染料激光系统。
It's desirable to design a set of Galilean laser beam expansion system for high power laser beam reshaping. Basing the mathematical model proposed by P.
为实现高功率激光束空间整形，需要设计一套伽利略型整形扩束系统，根据P。
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