IEVref:
845-27-075
ID:
Language:
en
Status:
Standard
Term:
directional lamp
Synonym1:
Synonym2:
Synonym3:
Symbol:
Definition:
electric lamp having at least 80 % luminous flux within a solid angle of π sr (corresponding to a cone with an angle of 120°)
Publication
date
:
2020-12
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
electric lamp having at least 80 % luminous flux within a solid angle of π sr (corresponding to a cone with an angle of 120°)