Slide Security Bar coding The QR code (English Quick Response Code) is a type of two-dimensional bar code (or matrix code) consisting of black modules arranged in a square with a white background. The arrangement of these points defines the information contained in the code. Effet lumiere ombre droite

It consists in a printing (laser or thermal printing) of various signs either bars points, squares of different sizes and thickness  that create a coding  for an computer assisted reading .

Advantages :

  • the information contained are easily readable with specific device.
  • Information contained can be linked to a data base

Other security features