Multi-focus hologram utilizing Pancharatnam-Berry phase elements based metamirror.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.002189
Abstract: An ultrathin reflection-type metamirror is proposed for multi-focusing with any desired focusing fashion including focal number and location. The metamirror is composed of reflection-type Pancharatnam-Berry (P-B) phase elements, which are able to provide full reflection… read more here.
Keywords: metamirror; berry phase; pancharatnam berry; reflection ... See more keywords