Anti-aliasing minimizes noise and enhances light control, significantly enhancing optical performance of metasurface flat optics

https://www.eurekalert.org/news-releases/1072540

"multidimensional sampling overcomes flat optics limitations... flat optics pattern ultra-thin surfaces with nanostructures... metasurfaces use 100's of millions nanostructures precisely sampling/ controlling light phase distribution... sampling converts analog optical signals into discrete data points... overcomes metasurface aliasing issue with multidimensional sampling incorporating 2D metasurface lattice/ light wave properties... relaxes fabrication constraints,... UV metasurfaces, smartphone cameras, AR, VR"