IEVref:
845-07-65
ID:
Language:
en
Status:
Obsolete
Term:
luminous flux maintenance factor
Synonym1:
lumen maintenance (of a lamp)
[
Preferred
]
Synonym2:
Synonym3:
Symbol:
Definition:
ratio of the luminous flux of a lamp at a given time in its life to its initial luminous flux, the lamp being operated under specified conditions
NOTE – This ratio is generally expressed in per cent.
Publication
date
:
1987
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
ratio of the luminous flux of a lamp at a given time in its life to its initial luminous flux, the lamp being operated under specified conditions