Utrymningsskyltar - Vilka faktorer påverkar om en utrymningsskylt är lätt att uppfatta eller ej?
A literature study, where factors affecting the ability to perceive an exit sign, was done. The conclusions showed a great need of experiments and the contrast between the sign and surrounding luminance were chosen to be studied in different environments. Five experiment locations with different contrast ratios were used, two in a complex environment and the other three in a less complex environme