The following camera functions should be disabled:
The declared recognition quality is guaranteed if the cameras are installed at angles of not more than 20 degrees to the perpendicular to the plate. In case of larger angles (up to 45 degrees) the numbers will be recognized, although the recognition accuracy will decrease.
The following table shows the main parameters required for camera installation.
Parameter | Maximum value | Recommended (optimal) value |
---|---|---|
Camera height | 20 m | 6 m |
Vertical inclination | 30º | 18º |
Horizontal inclination | 20º | 5-10º |
Maximum inclination of the license plate | 10º | 10º |
Control zone width of a CCTV camera:
Zone width of a 1 Mpix digital camera:
Zone width of a 3 Mpix digital camera:
Basic characteristics of used video cameras are presented in the General requirements for mounting and configuring of cameras section.