radiance
/ˈɹeɪdi.əns/
The quality of being radiant, shining, bright or splendid.
The flux of radiation emitted per unit solid angle in a given direction by a unit area of a source.
/ˈɹeɪdi.əns/
The quality of being radiant, shining, bright or splendid.
The flux of radiation emitted per unit solid angle in a given direction by a unit area of a source.