Three-dimensional visible-light capsule enclosing perfect supersized darkness via antiresolution
2014
Supersized darkness in three dimensions surrounded by all light in free space is demonstrated theoretically and ex- perimentally in the visible regime. The object staying in the darkness is similar to staying in an empty light capsule because light just bypasses it by resorting to destructive interference. A binary-optical system is designed and fabricated based on achieving antiresolution (AR), by which electromagnetic energy flux avoids and bends smoothly around a nearly perfect dark- ness region. AR remains an unexplored topic hitherto, in con- trast to the super-resolution for realizing high spatial resolution. This novel scheme replies on smearing out the point spread function and thus poses less stringent limitations upon the ob- ject's size and position since the created dark (zero-field) area reach 8 orders of magnitude larger than λ 2 in cross-sectional
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