tianny99:Based on the white color-coordinate(x,y), we can obtain a factor of n firstly,
nXx6L!H J# n=(x-0.3320)/(0.1858-y),
)pkhir06t then, we can calculate CCT(Correlated Color Temperature) as following,
)->-~E}p9 CCT=437*n^3+3601*n^2+6831*n+5517
(2008-07-22 16:05)
Km|9Too