Broadband lightweight flat lenses for long-wave infrared imaging
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.1908447116
Abstract: Significance We demonstrate, with simulations corroborated by experiments, that broadband long-wave infrared (LWIR) imaging is possible with a single flat lens with a thickness of 10 μm and a weight that is over 100 times… read more here.
Keywords: flat lenses; lwir; optics; band ... See more keywords
Analytical design of inhomogeneous flat lenses for high gain applications in an arbitrary direction.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.463397
Abstract: To the best of our knowledge, in this paper, a new technique is presented for designing and analyzing inhomogeneous flat lenses. The technique is based on the critical angle theorem. Slab and wedge lenses are… read more here.
Keywords: flat lenses; design inhomogeneous; high gain; inhomogeneous flat ... See more keywords