N = 3 | N = 5 | N = 8 | N = 12 | |||||
---|---|---|---|---|---|---|---|---|
Illuminant | Mean | STD | Mean | STD | Mean | STD | Mean | STD |
E (Fig. 11) | 7.41 | 0.03e −4 | 4.64 | 0.26e −4 | 2.71 | 0.14e −4 | 1.77 | 0.08e −4 |
D50 | 6.88 | 0.36e −4 | 3.67 | 0.17e −4 | 2.18 | 0.03e −4 | 1.50 | 0.04e −4 |
D65 | 5.38 | 0.24e −4 | 3.34 | 0.07e −4 | 2.23 | 0.08e −4 | 1.58 | 0.09e −4 |
D65-D75 | 4.65 | 0.35 | 3.04 | 0.22 | 2.06 | 0.16 | 1.40 | 0.11 |
D55-D65-D75 | 4.63 | 0.56 | 3.07 | 0.42 | 1.99 | 0.28 | 1.34 | 0.19 |
D series (Fig. 11) | 4.51 | 0.68 | 3.08 | 0.47 | 1.93 | 0.31 | 1.31 | 0.21 |
D65-A-E (Fig. 11) | 3.80 | 1.53 | 2.27 | 0.95 | 1.42 | 0.60 | 0.95 | 0.40 |
D65-A-F3 | 2.65 | 1.53 | 1.41 | 0.96 | 0.88 | 0.61 | 0.59 | 0.40 |