[math-fun] "Achromatic metasurface" breakthrough in lens technology?

This looks very interesting and potentially revolutionary. Think depends how expensive it is to manufacture these. http://www.seas.harvard.edu/news/2015/02/perfect-colors-captured-with-one-ul... -- Warren D. Smith http://RangeVoting.org <-- add your endorsement (by clicking "endorse" as 1st step)