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The scanner (pronounced [ ˈskɛnɐ ], from English scanner for '[the] scanner' or '[the] reader') means:

Devices for contactless digital data acquisition :

  • Barcode reader , device for the optical scanning of barcodes
  • Devices such as flatbed or slide scanners for optical digitization of reflective and transparent originals, see scanner (data acquisition)
  • Document scanner - for the (partially) automated optical digitization of large amounts of documents
  • Film scanner - device for reading cinema films and other film material and converting it into an analog or digital video signal
  • Laser scanner - for capturing surfaces using laser beams, see laser scanning

Devices for contactless systematic scanning:

  • Devices for tracking down hidden goods, see scanner (security technology)
    • Body scanners (also known as naked scanners ) - various devices that can be used to image a person's body and objects under clothing
  • Radio scanner - a device that constantly scans various radio frequencies for signals

Applications (or computer programs / software ) [originally probably for scanning or reading out the underlying data]:

  • Port scanner - to check which services a network device (e.g. a PC) offers
  • Virus scanner - to search for and eliminate computer viruses, see anti-virus program
  • Lexical scanner - for breaking down an input into logical units, see Tokenizer

Contactless scanning and imaging devices in everyday medical language , see:



The scanning (from english [to] scan for [the] scanning "or detecting ') or scanning - as a process - is, in particular, for:

See also:

Wiktionary: scan  - explanations of meanings, word origins, synonyms, translations
Wiktionary: Scanner  - explanations of meanings, word origins, synonyms, translations