METHOD FOR PRODUCING MICRON-RESOLUTION COLOURED IMAGES EMBEDDED IN A VERY ROBUST, VERY DURABLE MEDIUM

摘要

A method for producing a colored or fluorescent substrate with a view to formation of a colored or fluorescent image including the formation. The method defines on a substrate of a colored or fluorescent matrix, pixels of at least two different colors, wherein each pixel forms a filter for a given color. At least one filter is an interferential filter or a filter obtained with colored or fluorescent particles.