The SPIE Digital Library is the world’s largest collection of optics and photonics applied research, with more than 455,000 articles from SPIE Journals and Proceedings, as well as more than 250 eBooks. Abstracts are freely searchable, and an increasing number of full articles in the Society’s 10 peer-reviewed journals are published with open access. Approximately 18,000 new research papers, eBooks, and other publications are added each year. Contact: William Goodman, SPIE Digital Library Sales, willg@spie.org