Guest, Dr. Peter Delfyett, talks about what light is and how important it is. Dr. Delfyett is part of the School of Optics at UCF. We find out how light is used in a non-visual manner. Lasers and computer technology are starting to incoporate optics, and Dr. Delfyett goes on to explain how this could affect the future. (2004)
2 дек 2009
