Beam Tailoring Devices Using Transmission-Type Subwavelength Grating

Subwavelength gratings (SWGs) possess an excellent ability to manipulate the wavefronts of light waves. We investigated the beam tailoring mechanism of aperiodic SWGs in our current work, and a bifocal lens, a beam splitter, and a beam combiner based on transmission-type one-dimensional SWGs are pre...

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Bibliographic Details
Main Authors: Gang Wu, Shanglin Hou, Jingli Lei, Zuyong Yan
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Photonics
Subjects:
Online Access:https://www.mdpi.com/2304-6732/10/6/607