peak wavelength, nm

con

tras

tContrast to spectrum characteristics

dependence

*line width, nm

800*

600*400*

200*

Digital video

camera

The light

impervious

chamberPower supply

unit

The contrast calculation

algorithm

№ of

subjectHand

The backlight devices and their spectral characteristics

BetLux-L513UB 470/50 BetLux-L513PGC 525/50 BetLux-L513LR 660/25 BetLux-L513IRBC 880/50 BetLux-L513IRAB 940/50

Average RMSE Average RMSE Average RMSE Average RMSE Average RMSE

1.

left 0.078 0.029 0.062 0.026 0.220 0. 022 0.330 0.027 0.341 0.029

right 0.105 0.031 0.121 0.034 0.223 0.028 0.352 0.026 0.340 0.025

2.

left 0.219 0.017 0.262 0.007 0.189 0.017 0.228 0.014 0.248 0.021

right 0.221 0.020 0.211 0.014 0.201 0.019 0.234 0.021 0.221 0.021

3.

left 0.123 0.025 0.113 0.021 0.219 0.014 0.281 0.022 0.301 0.026

right 0.084 0.019 0.094 0.022 0.211 0.019 0.292 0.027 0.287 0.025