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