ANSI/NEMA C136.28-2006 (R2011)

American National Standard for Roadway and Area Lighting Equipment-Glass Lenses Used in Luminaires National Electrical Manufacturers Association / 06-Jul-2006 / 7 pages

More details

More info

Covers flat and molded glass of soda-lime and borosilicate materials used as lenses for roadway and area lighting luminaires. Includes definitions, criteria, and test methods for mechanical and impact strength, thermal shock resistance, and temper for both materials.