luminous solar constant


illuminance produced by the extraterrestrial solar radiation on a surface perpendicular to the Sun's rays at the mean Sun-Earth distance

Note 1 to entry: The luminous solar constant is expressed in lux (lx = lm·m−2).

Note 2 to entry: This entry was numbered 17-741 in CIE S 017:2011.

Publication date: 2020-12
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