Denghui Li,Domenico Bongiovanni,Mihalis Goutsoulas,Yi Hu,Daohong Song,Roberto Morandotti,Nikolaos K. Efremidis,Zhigang Chen
出处
期刊:Conference on Lasers and Electro-Optics日期:2020-01-01卷期号:: FTh4C.2-FTh4C.2被引量:1
标识
DOI:10.1364/cleo_qels.2020.fth4c.2
摘要
We demonstrate pin-like optical vortex beams (PO^s) by tailoring amplitude and phase of a laser beam in Fourier space. For certain applications, such PO^s with anti-diffractive features can outperfom conventional Bessel and abruptly auto-focusing beams.