2
Before installing
GV-LPR Cameras
, please read through this document carefully to ensure
the captured images are suitable for license plate recognition.
1. Installation and Recognition Parameters
View Angle
Vertical View Angle
≦
30°:
The vertical view angle of the camera shall be within 30
degrees to the ground.
Horizontal View Angle
≦
30°:
The horizontal view angle of the camera shall be within
30 degrees relative to the recognition target.
Camera Position
Installation Scenario
Recommended
Height in m (ft)
Recognition
Distance in m (ft)
Maximum Speed
in km/h (mi/h)
Parking Entrance/Exit
1 ~ 2 (3.3 ~ 6.6)
4 ~ 30
(13.1 ~ 98.4)
30 (18)
1-Laned
5 ~ 30
(16.4 ~ 98.4)
100 (62)
Roadside
2-Laned
~ 2 (~ 6.6)
12 ~ 30
(39.4 ~ 98.4)
60 (37)
1-Laned
100 (62)
Centered-
Top
2-Laned
4 ~ 6 (13.1 ~ 19.7)
9 ~ 30
(29.5 ~ 98.4)
60 (37)