cie

17-29-067

reference surface, <in photometric or radiometric measurements>

surface on which optical quantities are measured or specified

Note 1 to entry: This entry was numbered 845-09-49 in IEC 60050-845:1987.

Note 2 to entry: This entry was numbered 17-1057 in CIE S 017:2011.

Publication date: 2020-12
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