vertical angle between the vehicle and cameras is between 15° and 30° to the road surface.
Mount the camera so that the horizontal angle between the vehicle and the camera is between 15° and 25°.
Make sure the camera is mounted at least 1 meter above the headlight level, to ensure the cameras do not suffer glare from the vehicle lights.
Ensure you position the camera so that the view of the vehicle license plate is not obstructed by any entry/exit barriers.
Ensure that the vehicles are traveling at less than 30km/h (18mph) when entering or exiting the LPR zone.