Abstract: A camera device placed behind a display screen with singular resolution and uniform level of transparency, capturing the user on the front side of the display capturing in the camera's FOV at least some of the user's touch gestures when in contact of the display screen. In a preferred embodiment, the display is semi-transparent with at least 25% or more transparency, and the camera is placed at the center of the back surface of the display screen to allow natural looking images of the person's gaze or glance.