Super-resolution hollow beams with long depth of focus formed by diffractive optical elements

Frontiers in optics. Annual Meeting of the Optical Society of America Pub Date : 2020-09-14 DOI:10.1364/FIO.2020.FW1A.7

Ninghan Xu, Qiaofeng Tan

引用次数: 1

Abstract

We generate the super-resolution hollow beams with long depth of focus (DOF) by diffractive optical elements (DOEs). The hollow beams can provide great flexibility by controlling spot size and DOF through the DOEs parameters.

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由衍射光学元件形成的长聚焦深度的超分辨率空心光束

利用衍射光学元件产生长焦深的超分辨空心光束。通过do参数控制光斑大小和自由度，使空心梁具有很大的灵活性。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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Frontiers in optics. Annual Meeting of the Optical Society of America

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