cie

17-25-004

comparison lamp

source having a constant but not necessarily known output, against which a standard lamp and a source under test are successively compared

Note 1 to entry: This entry was numbered 845-05-04 in IEC 60050-845:1987.

Note 2 to entry: This entry was numbered 17-239 in CIE S 017:2011.

Publication date: 2020-12
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