Candela
urn:aero:airm:1.0.0:ConceptualModel:Subjects:Common:UnitsOfMeasure:Candela
The luminous intensity, in the perpendicular direction, of a surface of 1/600 000 square metre of black body at the temperature of freezing platinum under a pressure of 101 325 newtons per square metre.
Source:
ICAO Annex 5,
Abbreviations:
cd