ANTI-COPY

A background image which consist of raster elements or strokes forming a pattern. When copying/scanning a document, text ("COPY", "VOID", etc.) invisible to the naked eye appears on copies or moire appears as rainbow lines, bright and dark stripes, and spots, etc.

                       a
 

                         b
 

                           c


a — Polymer substrate. The area with the anti-copy pattern is marked with a frame; 

b — the same. Black-and-white copy made on a copy machine. 

       The word COPY in the bottom part of the page has dark contours, is visualized when copying at 200 dpi resolution; 

c — the same. The symbols of the word COPY are invisible to the naked eye. 

       They are formed by inclined strokes printed at high-resolution. 

       Offset printing

Principle and Application of Anti-copying Technology

  1. Prevent the use of copying methods to copy and copy technology. For example: use security anti-counterfeiting paper, anti-counterfeiting paper with watermark, security thread, gold, silver or other color particles;

  2. Add or hot-stamp a film layer that cannot be copied on the surface of the document;

  3.  Print laser holographic film, optical color changing film and retro-reflective film on the surface of the document;

  4.  Design and application of optical interference graphics, etc.

  5.  You can also use copying equipment with the following functions: make the copied counterfeit banknotes, passwords invisible on the documents, and have the function of tracking the copier;

  6.  Make the copied counterfeit banknotes and documents black;

  7.  Science fiction, can prevent counterfeiting banknotes, seals, traveler's checks, security documents, etc.;

  8.  Smart smart devices that can identify banknotes of countries that are sensitive to information, etc.


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