Georgia State University
Georgia State University: Hyper Physics: Diffraction
This physics department site provides links about the diffraction of light. Each page includes thorough explanations and meaningful graphics. Some pages include interactive problem-solving practice sections.
Massachusetts Institute of Technology
Mit: Open Course Ware: Resources: Video Demonstrations in Lasers and Optics
Several demonstrations shown in a video lecture format, illustrate the theory and applications of lasers and optics.
University of Maryland
University of Maryland: Optics, Electromagnetic Waves
This site from the University of Maryland provides part of an anecdotal history of optics and the study of light. Extremely thorough treatment of how scientists came to believe in the wave nature of light, the idea of an electromagnetic...