Transcription of Laser Safety Fundamentals - EHS
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UW Laser Safety Manual August 2007 Radiation Safety Office Environmental Health and Safety University of Washington Box 354400 Seattle WA 98195-4400 Phone: FAX: 1 Contents 1. Laser Basics Laser Theory Types of Lasers 2. Hazards and Safety Standards Introduction The Eye Damage to the Eye UV-C and UV-B UV-A Visible and Infrared-A Infrared-B and Infrared-C Symptoms of Exposure The Skin Damage to the Skin Non-beam Hazards Introduction Electrical Hazard Potential Guidelines to Reduce Electrical Hazards Other Hazards Hazard Classes Introduction Class 3B Lasers Class 4 Lasers Safety Standards 3.
The main components of a laser are: • Lasing Medium (solid state, gas, liquid-dye, semiconductor-diode, or free electron lasers-FELs) • Pump Source (Excitation via an electrical source, lamps, lasers, etc.) • Optical Cavity Output Coupler. Fig. 2 Laser Components Diagram . A pump source excites the lasing medium, resulting in an emission of light.
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