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Central topic of pre-press today is PDF [Portable Document Format]. But PDF is not like any other PDF. The Generation of a PDF for pre-press should include essential aspects like resolution of pictures, transparencies [Postscript-Level], embedding of fonts and when indicated colour-profiles. With the permanent development of this format even needs like the final control of colour-separations, bleeding and required or common technical printing-marks have moved in the focus.

Even if today the predominantly digital production as well the PDF summarizes many tasks of a traditional prepress, conventional knowledge of areas such as former print form or artwork production, traditional image processing and separation is a valuable advantage for the current prepress process.

Essential, however is a solid knowledge of all major printing processes of screen printing on [Rotary] gravure are up to standard offset printing or increasing digital printing.