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EU:  CANDELA

Status: STD 2005/06/07
Code: 14
Symbol: cd
EQ label: LUMINANCE_INTENSITY
 
Quantities associated with this Unit
Quantity: luminous intensity
Concept definition: The luminous intensity, in a given direction, of a source that emits monochromatic radiation of a frequency 540 x 1012 Hertz, and that has a radiant intensity in that direction of 1 / 683 watt per steradian.
SI base unit.
 
Reference type: PR
Reference: [ISO 80000-7:2008, item 7-35.a]
Supplemental references: [ISO 80000-1:2009, Table 1, "luminous intensity"]

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