A display device includes an aperture layer, a first plurality of light sources, a second plurality of light sources, and a piezo material coupled to the first plurality of light sources and the second plurality of light sources. The aperture layer includes a first plurality of apertures and a second plurality of apertures, and the first plurality of light sources is arranged to correspond to the first plurality of apertures, and the second plurality of light sources is arranged to correspond to the second plurality of apertures. The piezo material is configured to alter a first position of the first plurality of light sources relative to the first plurality of apertures, and to alter a second position of the second plurality of light sources relative to the second plurality of apertures.