@inproceedings{5ed6d34ad4944e0590d3aff524cc185d,
title = "Diffraction of a vortex beam by rotationally symmetric superposition of Fermat-spiral pinholes array",
abstract = "Diffraction property of a vortex beam passing through a diffraction plate with rotationally symmetric superposition of Fermat-spiral pinholes array is investigated experimentally. Diffracted beam is focused by a lens and beam patterns{\textquoteright} variations are observed.",
author = "Shun Tian and Zilong Zhang and Changming Zhao and Kun Gui and Haiyang Zhang",
note = "Publisher Copyright: {\textcopyright} 2019 The Author(s); Frontiers in Optics, FiO\_2019 ; Conference date: 15-09-2019 Through 19-09-2019",
year = "2019",
doi = "10.1364/FIO.2019.FW5F.3.pdf",
language = "English",
isbn = "9781943580675",
series = "Optics InfoBase Conference Papers",
publisher = "Optica Publishing Group (formerly OSA)",
booktitle = "Frontiers in Optics, FiO\_2019",
address = "United States",
}