A dental handpiece may comprise a detachable light source assembly comprising a light source, a power source, and at least one switch, and the detachable light source assembly may be configured to be selectively removable from the handpiece. In order to keep the radiation exposure as low as possible in such a multi-mode x-ray device, all recordings are produced without the use of an anti-scatter grid, and a retroactive scattered radiation correction is implemented. A solvent dissolves the produced 18F-Fluoride off of the at least one component while it is in the chamber.