CLEO serves as the premier international forum for scientific and technical optics, uniting the fields of lasers and opto-electronics by bringing together all aspects of laser technology, from basic research to industry applications. CLEO: 2015 featuring breakthrough research and applied innovations, has been redesigned to include the same high quality content under five core event elements: CLEO: QELS: Fundamental Science; CLEO: Science & Innovation; CLEO: Applications & Technology; CLEO: Market Focus; and CLEO: Expo.