Methods and apparatuses for providing simulated three-dimensional images on a two-dimensional display screen without the use of special filters or overlays on the display or special eyewear. An actuating element can be displaced along a first axis and releases, in an actuation position, a swivel path for a control unit arranged to swivel about a second axis. A quasi-fluidized bed of conductive particles is provided for effectively contacting pads on a first side of a substrate.