Secure Design Terms

Reversing

Printing background or background image by black or color printer's ink with not printable area of only text image.

Tangier

In printing industry means gelatinous or celluloid film in one side of it brought relief image from systematically situated points or lines. Tangier used for getting reproduction of shading images on the area of shading cliché. It used rarely because now for tangier patterns used photomechanical ways of reproduction.

Tangier grid

Tangier grid means graphic grid from small geometrical figures and lines for creation the background on the reprint. Used as display element in advertising editions and as base element for production of maps, certificates, capitals.

Guilloche

It is special technology for protection documents and capitals with help of composition from guilloche elements displayed on the area of document that we want to protect.

Guilloche elements means image of big number of complicatelly crossed laced thing lines specified by mathematics formulas. This elements may be protect grids, rosettes, borders, vignettes and corners, etc. Guilloche design may be symmetry or asymmetry.

According of existing standards guilloche elements must occupy 70% or more of capital’s area. At that from this area the most part must contain multicolor guilloche compositions.

Iris print

It is special technology for protection documents with mix of colors. In printing companies use 2 paints. Now used emulation of iris print effect.

Engraving

It is artist image on the paper or another carrier which was gotten as reprint from board with engraving image. Sometimes this term means printing form for making reprints.

PANTONE ®

The system of mixing colors "PANTONE" is the atlas of colors in fantail and based on using 8 base components. Developed by American company PANTONE. С. с. к. "P."

1 micron (mc)

Equal 0,001 mm. In printing industry used term “point” (pt) – it is unit of thickness. 1 pt = 0,353 mm = 353 mc.

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