... expandable polystyrene 可膨胀的聚苯乙烯 expanded beam lens 扩束透镜 expanded cork 膨胀软木 ...
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expanded d beam lens 扩束透镜
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The design principle of this defocusing fiber lens used as laser beam transforming device and application in an expanded beam coupling system are discussed.
探讨这种发散纤维透镜用作激光束变换元件的设计原理以及在望远镜式扩束型光学耦合系统中的应用。
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