License plate assembly comprising light source and backlit license plate

The present invention provides a license plate assembly comprising a light source and a license plate suitable for back illumination, said license plate comprising (i) a retroreflective sheet having on a base prismatic elements having lateral faces intersecting the base at base edges, wherein said prismatic elements are truncated having elevated edges and truncated surfaces that are transparent and bounded by the elevated edges of the prismatic elements and/or said retroreflective sheet comprises transparent separation surfaces between said prismatic elements, said separation surfaces being bounded by the base edges of said prismatic elements; (ii) and one or more indicia; and said retroreflective sheet being arranged on said light source such that said prismatic elements of said retroflective sheet are facing the light source.