Article | REF: AG6701 V1

Packaging graphic chain - Printing activity

Author: Bernard PETIT

Publication date: January 10, 2011 | Lire en français

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2. Print

Presses (printing machines) print only one color at a time. So there are monochrome and polychrome presses.

2.1 Color printing

While a photograph presents a full range of shades and colors, printing processes generally use four colors to reproduce the color spectrum (CMYK), commonly referred to as "four-color process".

Subtractive synthesis: CMYK (cyan, magenta, yellow, black) is therefore a possibility we have for rendering (industrially reproducing) images with printing inks.

The offset process, for example, often uses this (subtractive) synthesis to reproduce the color spectrum.

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