colorscience (version 1.0.8)

ASTM.D1925.YellownessIndex: ASTM D 1925 Yellowness Index for Plastics

Description

ASTM.D1925.YellownessIndex was developed for the definition of the Yellowness of homogeneous, non-fluorescent, almost neutral-transparent, white-scattering or opaque plastics as they will be reviewed under daylight condition.

Usage

ASTM.D1925.YellownessIndex(XYZmatrix)

Arguments

XYZmatrix

tri-stimulus values for the calculated for illuminant C

References

Xrite, 2012 Color iQC and Color iMatch Color Calculations Guide Version 8.0 30 July 2012 Revision 1.0

Examples

# NOT RUN {
XYZ<-c(0.1146538, 0.08391198, 0.08222077)
ASTM.D1925.YellownessIndex(XYZ)
# }