Optics and photonics are enabling technologies that are part of our daily lives—from energy efficiency to healthcare. Advancements in these areas will help us to better respond to social and environmental challenges of our future. It’s these advancements that will be highlighted at the SPIE Optics + Photonics conference this August in San Diego, California. Long a core optical engineering meeting, SPIE Optics + Photonics is quickly growing in the areas of clean-energy and nanotechnology research. With more than 3,200 technical presentations, 35 courses, 4,500 attendees, and 180 exhibiting companies, SPIE Optics + Photonics offers you both classic and cutting-edge optics and photonics research, training, and product information. Join your peers at SPIE Optics + Photonics 2015 – and get the kind of technical information, professional training, hardware and market intelligence that is key to success in today's changing job and technology landscape. SPIE Optics + Photonics is the largest international, multidisciplinary optical sciences and technology meeting in North America. With four symposia, find the latest research in these four areas: NanoScience + Engineering, Optics + Photonics for Sustainable Energy, Organic Photonics + Electronics, and Optical Engineering + Applications.