The present invention comprise a flag illumination assembly that both illuminates an associated flag from a vertical edge of the flag and swivels with the edge of the flag as the flag is tossed in the wind. The angle changing device is inputted a plurality of light from the lens array and outputs the plurality of light in predetermined output angle. The present invention also provides methods for operating the nonvolatile ferroelectric memory device. The controller performs a plurality of display modes based on at least one of image information and a control signal being obtained to forms a plurality of lens.