Spectacles 2 : Protective devices intended to safeguard the wearer's eyes from a variety of hazards. They are generally used to provide primary protection from impact and optical radiation
US Department of Labor, Eye and Face Protection eTool: Glossary, Occupational Safety & Health Administration OSHA, Washington, D.C., USA 2010. https://www.osha.gov/SLTC/etools/eyeandface/glossa ry.html, (OSHA/ Eye and Face Prot - Amer) {622}
