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Documentation for Axxon Next 4.5.0. Documentation for other versions of Axxon Next is available too.

Previous page License plate recognition (RR) features and specifications  Configuring License plate recognition (RR) Next page

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ANPR works properly if the following camera specs, installation, and configuration requirements are met:

  • Character height at least 10p, preferably 20p or more;
  • Minimum resolution 1280*720, recommended 1920*1080;
  • Minimum frame rate for Slow mode 5 fps mode, for Fast mode 20 fps;
  • Maximum horizontal angle: 30°;
  • maximum vertical angle: 45°;
  • Expected image contrast: the contrast difference between characters of the number plate and the background should be at least 20 units with an image brightness scale of 0 to 255.       
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