cie

17-27-098

working standard lamp

electric lamp intended to be used as a working measurement standard (ISO/IEC Guide 99:2007, 5.7)

Note 1 to entry: This entry was numbered 845-07-57 in IEC 60050-845:1987.

Note 2 to entry: This entry was numbered 17-1444 in CIE S 017:2011.

Publication date: 2020-12
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