完美涡旋光场具有亮环半径不随拓扑荷值改变而改变的优点,在微粒操纵及量子通信等领域具有重要的应用价值,已成为近年来光场调控领域的研究热点。介绍了产生完美涡旋光场的三种典型方法,综述了完美涡旋光场的调控技术及表征方法,并对其应用进行了总结。
The perfect vortex(PV)field has the advantage that the radius of bright ring does not change with the topological charge.The PV field has importance application value in the fields of micro-particle manipulation and quantum communication,and it is a research hotspot in the field of light field modulation in recent years.Three typical methods of generating PV field are introduced.Moreover,the modulation techniques and characterization of PV field are summarized and the applications of PV field are reviewed.