cie

17-23-004

relative colour stimulus function

φ(λ)

quotient of the colour stimulus function, φλ(λ), and a fixed reference value, R

Note 1 to entry: The fixed reference value, R, is usually the maximum value of the colour stimulus function.

Note 2 to entry: This entry was numbered 845-03-04 in IEC 60050-845:1987.

Note 3 to entry: This entry was numbered 17-1081 in CIE S 017:2011.

Publication date: 2020-12
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