
Method of measurement of centre beam intensity and beam angle(s) of reflector lamps.
NORMA vydaná dňa 31.8.2011
Designation standards: BS EN 61341:2011
Publication date standards: 31.8.2011
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Kategória: Technické normy BS
ISBN: 978 0 580 74261 3 Status: Definitive