1. HMI device for monitoring and control of a technical process, comprising: a) a processing module, at least for computer-generating dynamic process images that have interactive regions, and b) at least one optical transmitter and receiver module that has a data link to the processing module, and has b1) a projection means for generating light images of at least one of the dynamic process images and b2) a detection means for spatially detecting pointing actions of an operator to at least one of the interactive regions in the light image of the at least one dynamic process image.