A multi-display system (e.g., a display including multiple display panels) includes at least first and second displays (e.g., display panels or display layers) arranged substantially parallel to eachother in order to display three-dimensional (3D) features to a viewer(s). Panel vibration (e.g., lateral vibration) and/or selective backlight control is/are used to reduce moire interference in orderto improve image quality to viewer(s).