Multi-helix beams generated with binary helico-conical phase patterns

In this paper, we generate a type of double helico-conical beam (HCB) by binarizing the modified helico-conical phase (MHCP). The ...

Source: Journal of the Optical Society of America A - August 15, 2023 Category: Physics Authors: Shuo Liu Xuejuan Liu Yan Xiong Yiping Xu Shaohua Tao Wenxing Yang Shubo Cheng Source Type: research