= Portable Document Format. Data format for platform- and program-independent data exchange. PDF files are created on the basis of applications or PDF engines. PDF documents can be opened and printed with the free Adobe Reader, which is available for all operating systems.

Areas of application for print and digital

Areas of application of PDF are the following: Document exchange for correction, printing and exposure, image data format, remote proof, download files in internet, journal archives.

Other PDF variants are PDF/X and PDF/VT.