IEVref:
531-42-26
ID:
Language:
en
Status:
Standard
Term:
halation
Synonym1:
halo
[
Preferred
]
Synonym2:
Synonym3:
Symbol:
Definition:
the presence of one or more illuminated annular areas surrounding the spot, caused by reflection, from the front and rear surfaces of the face-plate, of light originating from the spot
Publication
date
:
1974
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
the presence of one or more illuminated annular areas surrounding the spot, caused by reflection, from the front and rear surfaces of the face-plate, of light originating from the spot