Fundamentals of Light and Lasers: Laser Hazard Classifications

This lecture, presented by Fred Seeber, discusses the basics of laser hazard classifications as the concept relates to the fundamentals of light and lasers. In 17 minutes, Seeber explains the basics of laser hazard classifications, including the ANSI Z136.1 (2000) Standard, and the different classes of lasers that fall within that standard. Seeber also introduces purposes behind the use of lasers, including research. The last portion of the lesson includes a discussion on Nominal Hazard Zones (NHZ) for various lasers including laser types such as Nd:YAG, CO2, and Argon.