cie

17-29-080

reference lighting

perfectly diffuse and unpolarized lighting by CIE standard illuminant A of a task in a surround

Note 1 to entry: This entry was numbered 845-09-61 in IEC 60050-845:1987.

Note 2 to entry: This entry was numbered 17-1052 in CIE S 017:2011.

Publication date: 2020-12
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