As proved by experiment, the accuracy and the stability of laser drilling are better than those of the common focusing of the light cone.
试验证明，激光打孔的精度和稳定性优于一般光锥聚焦法打孔。
The influence of by different cone angles of the axicon and the different topological number of the vortex beam on the focusing properties of vortex beam is investigated.
研究了不同锥角的轴棱锥对涡旋光束聚焦特性的影响以及不同拓扑电荷数对聚焦特性的影响。
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