Percentage Reaction Time Change for Yellow Signal:
PL2 Standard
200
180
160
140
120
100
80
60
40
20
0
y = 446.9 x -0∙170
0 5000
Dimmer ◄
(157)
10000 15000
Luminance (cd/m2)
(314) (471)
20000 25000
Brighter
(628) (785)
PL2 - Yellow
Luminous Intensity (cd)
A2-3