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 ~ 3 (3.3 ~ 9.8)
4.5 ~ 22
(14.8 ~ 72.2)
30 (18)
Roadside
1-Laned
2 ~ 6 (6.6 ~ 19.7)
100 (62)
2-Laned
8 ~ 22
(26.2 ~ 72.2)
60 (37)
Centered-
Top
1-Laned
5 ~ 6 (16.4 ~ 19.7)
100 (62)
2-Laned
60 (37)