License Plate Recognition Camera Best Practices
Things to check before installation:
- Make sure no trees or items are casting shadows on the vehicles license plates.
- The license plate tilt angle must be within +/-5 degrees of level.
- Vertical and horizontal angle of mounting location and plate should not exceed 30 degrees


Lens (mm) | Min. Recognition Distance | Max. Recognition Distance | Application |
2.8-12mm | 18 ft. | 54 ft. | Gate or Entrance |
8-32mm | 45 ft. | 150 ft. | Road Traffic |
Recommended LPR Camera Settings:
Scheduled Image Settings:
- Auto Switch
Image Adjustment:
- ALL SET TO 50
Exposure:
- Iris mode auto
- Auto iris level 50
- Exposure time 1/200
- Gain 25
Focus:
- Manual
Day/Night Switch:
- Auto
- Sensitivity 4
- Filtering Time 5
- Smart supplement Light ON
- Mode Auto
Backlight Settings:
- BLC OFF
- WDR OFF
White Balance:
- AWB2
Image Enhancement:
- Digital Noise Reduction Normal
- Noise Reduction Level 50
- Defog Mode OFF
- EIS OFF
- Gray Scale [0-250]
Video Adjustment:
- Mirror OFF
- Rotate OFF
- Scene Mode Outdoor
- Video Standard NTSC(60HZ)
Capture Mode:
- OFF
Harpoon 1080p 2MP 60 FPS License Plate Recognition (LPR) Security Camera
SKU: BV2MP-LPR-12
- 1080P 60 FPS
- Weatherproof
- Night Vision ~100ft
- Motion Detection
- Easy to Install
- Smart Phone Access
- Free Support
- 3 Year Warranty
Spear - Long Range 1080p 2MP 60 FPS License Plate Recognition (LPR) Camera
SKU: BV2MP-LPR-32
- 1080p HD Video 60FPS
- Weatherproof
- Night Vision ~100ft
- Motion Detection
- Easy to Install
- Smart Phone Access
- Free Support
- 3 Year Warranty