STRAOLNINGSKAELLA.

摘要

The invention concerns a radiation source emitting electromagnetic radiation which consists of a body 2 with a filament 1 wound around it. The body 2 comprises one or more grooves 4 to prevent the filament 1 from being moved and along which grooves 4 the filament 1 runs. The invention also concerns the use of the radiation source emitting electromagnetic radiation in an analyser. <IMAGE>