Triple mirror film for a traffic and / or license plate, retroreflective shield, method of making a triple mirror foil, and method of making a retroreflective shield

摘要

The invention relates to a triple mirror foil (16) for arrangement on a shield plate (14) for a traffic sign and / or license plate, comprising a foil (20) of a transparent plastic with a first surface (22) of the foil (20) at least Sectionally formed and / or integrally formed microstructured cusp mirror structure (24), the microstructured cusp mirror structure (24) comprising a plurality of triple mirrors (26) each having at least three mutually perpendicular mirror surfaces (28) for retroreflection, and the cusp mirrors (26) in the surface the first surface (22) are formed and mirror surfaces (28) which are formed from one of the first surface (22) spaced second surface (30) of the film (20) made of specular.