Flat lens offers a perfect imageA new ultrathin, flat lens focuses light without imparting the optical distortions of conventional lenses. (Artist's rendition courtesy of Francesco Aieta.) Left to right: Francesco Aieta, Federico Capasso, and Patrice Genevet. (Photo by Eliza Grinnell, SEAS Communications.) Cambridge, Mass. – August 23, 2012 – Applied physicists at the Harvard School of Engineering and Applied Sciences (SEAS) hav
