Qualcomm has innovated a new low voltage display technology called Mirasol. Inspired by the radiant wings of a butterfly, various distances between a reflective film and a surface membrane can achieve any color within the spectrum.
below is a video explaining the technology in full:
[youtube=http://www.youtube.com/watch?v=CC0qIE5GcaI&hl=en&fs=1&]
The image below demonstrates the stark contrast the technology has with other conventional displays in the sun.