iso-illuminance curve

iso-illuminance line

DEPRECATED: isolux curve

DEPRECATED: isolux line

locus of points on a surface where the illuminance has the same value

Note 1 to entry: The terms "isolux curve" and "isolux line" are no longer in use.

Note 2 to entry: This entry was numbered 845-09-57 in IEC 60050-845:1987.

Note 3 to entry: This entry was numbered 17-616, 17-617, 17-622, and 17-623 in CIE S 017:2011.

Publication date: 2020-12
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