Traditional Culture Encyclopedia - Traditional culture - How many aspects can be understood as security backing pattern anti-counterfeiting?

How many aspects can be understood as security backing pattern anti-counterfeiting?

Security backing pattern is also known as anti-counterfeiting backing pattern, plate pattern, Guilloche pattern in English, specializing in complex line vector pattern, can be used as a plate anti-counterfeiting, so it is called security backing pattern. The rosette (rosette) rosette refers to a continuous line pattern consisting of two or more superimposed bands of lace, as well as a very fine mesh. The waveforms can be categorized as sinusoidal, triangular, sawtooth, or square. We can change the doughnut pattern to make it more complex and increase the anti-counterfeiting strength. Examples include: asymmetrical shapes, stretching, compression, twisting, bending and 3D effects. Lace (border) border (frame) background guilloche (Relief) relief pattern baseline can be side-by-side straight lines, curves, concentric circles, spirals and jagged lines. Any line, halftone or continuous tonal image can be used as the basis for a relief. The relief pattern can be divided into five forms, the relief amplitude, angle, radius of curvature, etc. can be completely numerical control, and this flexibility to a large extent to give the design to the full space relief is widely used in the banknote printing and minting industry.

Splitted line (Splitted line) Split line in the reproduction to show a "hidden" information, thus exposing the attempted forgery, any line, halftone or continuous tone image can be used as a reference template for the hidden information. This method prevents reproduction by high-color copiers. Line width variation (Varied width) The powerful anti-copying and anti-counterfeiting function of line width variation is its main feature. Varied width can be varied for text, logos and special patterns (specific patterns and iconic patterns and other continuous patterns), and can be varied to control the patterns generated by other modules. Line width change is characterized by flexibility and editability. Special screen (Special screen) can be based on the designation of smaller pattern units on any continuous tone and vector graphics for the traditional dot replacement, greatly improving the difficulty of copying. Microtext (Microtext) in the goods to join the micro-word, and other modules, so that the so-called word deformation or arranged in accordance with a certain path, greatly improving the role of anti-counterfeiting.

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