An apparatus for mounting a flipchip onto a work piece comprises a pick-up station for presentation of the flipchip, a transport mechanism, at least one pick-up tool arranged on the transport mechanism for pick-up and transport of the flipchip from the pick-up station to the work piece and a position acquisitioning device arranged on the transport mechanism for determining the position of the picked up flipchip. The position acquisitioning device comprises a slide and a single line camera secured to the slide, a guide element for guiding the slide, a drive mechanism for driving the slide and a measuring device for determining the position of the slide.