Taking the elegant Laguerre-Gaussian (ELG) beam as an example, a detailed comparative study of diffraction properties of ELG beams by hard edged, super-Gaussian and serrated apertures is performed.

• 摘要以复宗量拉盖尔-高斯(ELG)光束为例，对ELG光束经硬边光阑、超高斯光阑和锯齿光阑的衍射特性作了详细的比较研究。