Variable Laser Image
Laser engraved image with tilting effect incorporated in plastic cards: images are engraved at different angles through an array of cylindrical lenses embossed into the surface of the card. The image that can be seen changes depending on the angle of view.
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Laser engraved image with tilting effect incorporated in plastic cards: images are engraved at different angles through an array of cylindrical lenses embossed into the surface of the card. The image that can be seen changes depending on the angle of view.
Source : Click Here
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