METHOD FOR FORMING A COLOR LASER IMAGE THAT CAN BE VIEWED IN VARIOUS COLORS, AND DOCUMENT ON WHICH SUCH A COLOR LASER IMAGE IS THUS PRODUCED

摘要

The present invention relates to the formation of color laser images that can be viewed in various colors. The shades of gray are produced by non-reflective black spaces in a laserable layer that mask the adjacent sub-pixels and cause various colors to appear depending on the angle at which the document is viewed. The invention can be used for official documents.