cities and to compare irradiance values with the age and model of LCUs. Methods Private
and public dental offices in three most prominent cities in Croatia (Rijeka, Split and Zagreb)
were included in this study. In total, 195 LCUs were tested, using radiometer Ivoclar
Bluephase Meter 2 for irradiance (mW/cm2). The minimum acceptable value was set at 400
mW/cm2. The age, model and difference between declared and measured irradiance of the …