The propagation characteristics of the circular Airy beam(CAB)with low-pass filtering modification is investigated in de......

Ultrathin flat metalenses have emerged as promising alternatives to conventional diffractive lenses, offering new possib......

基于Richards-Wolf矢量衍射积分理论,利用角向偏振涡旋光束经高数值孔径透镜强聚焦后有径向分量的结论,研究了经衍射光学元件调制......