A curved frame is provided for securing therein a display panel and an optionally curved backlight unit. The curved frame includes an upper frame part, a lower frame part, a left frame part and a right frame part. The upper frame part has a first set of curved guide rails formed thereon, which guide rails are bent in accordance with first curvatures of upper sides of the display panel and the backlight unit. The lower frame part has a second set of guide rails formed thereon, which guide rails are bent in accordance with second curvatures of lower sides of the display panel and the backlight unit. The left frame part is combined with each of first edge portions of the upper and lower frame parts. The right frame part is combined with each of second edge portions of the upper and lower frame parts.