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For 600 dots per inch (dpi) printers, we used 2x2 pixel dots (foreground) and 1x1 pixel dots (background) for the dot sizes. Uses common router bits and power carving burrs. The void pantograph is produced by using differential dot sizes and differential black pixel concentrations. How do you load a pantograph?Īccurately duplicate your original carvings or any 3D object in minutes……not hours! … No adjustments needed once the carving process begins, the cutter is free to move in any direction as you guide it over your original. In this embodiment, the part of the image 12 that is not included in the void pantograph 10, 10 may be used to enable a workflow hidden in plain sight on the void pantograph 10, 10. Compatible with Document Security Systems, Wicker, US Patent 5788285, Public Domain (Big-Dot-Little-Dot) and Digicomp. In this non-limiting example, part (as opposed to all) of the original image 12 may be used during the void pantograph 10, 10 creation.
Void pantograph creation software#
While there are inks with special security features (color-shifting properties, for example), the void pantograph is generally created using prepress software and requires specific line screens.
Void pantograph creation series#
However, the “VOID” pattern does not obscure thetext of the original document on the copies. SECURE RX PANTOGRAPH QUALITY M600 Series SETTING USER’S GUIDE. I don't believe the inks are what allows the void pantograph to work successfully. While there are inks with special security features (color-shifting properties, for example), the void pantograph is generally created using prepress software and requires specific line screens. The “VOID” pattern becomes visible on any duplicates that are made from the original on a copier or desktop scanner. These are made with an invisible “VOID” pattern printed into the background. A method of generating a large number of different void pantographs quickly and easily enables selecting a void pantograph that works best with a particular copy machine make and model. Security paper is a paper used in security printing that incorporates features that can be used to identify or authenticate a document as original, e.g., watermarks or invisible fibres in paper, or features that demonstrate tamper evidence when fraud is attempted, e.g., to remove or alter print such as amounts or … What is void paper?