Abstract: The disclosure relates to a radiation device for disinfecting dentistry equipment, comprising a radiation chamber having at least an opening for loading and unloading the radiation chamber and a placement position for the dentistry equipment to be disinfected, disposed in the center of the radiation chamber, a door for closing the opening of the radiation chamber and at least one radiation source, in particular at least two radiation sources, each having a plurality of UVC LEDs arranged on at least two different, in particular opposite, sides of the radiation chamber. The radiation device includes four or more sensors for radiation detection, which are provided for measuring the radiation inside the radiation chamber, with at least one sensor provided in each of different edge portions of the radiation chamber.