tianny99:Based on the white color-coordinate(x,y), we can obtain a factor of n firstly,
g$<Sh.4A n=(x-0.3320)/(0.1858-y),
,)3%@MwO then, we can calculate CCT(Correlated Color Temperature) as following,
a#t:+iw CCT=437*n^3+3601*n^2+6831*n+5517
(2008-07-22 16:05)
wP.b2X_V