Here is the license plate camera's parameter
Item SP-5710
Ip rating Ip66
Images Sensors 1/3" COLOR CMOS
TV System PAL/NTSC
Effective Pixels 512X582/512X492
Sensing Area(mm) 4.9X3.7
Resolution(TV Lines) 380
Horizontal Sync.Frequency(KHZ) 15.625/15.734
Vertical Sync.Frequency(HZ) 50/60
Video Output: 75 Ohm
Gamma Consumption: 0.45
AGC: Auto
BLC : Auto
S/N ratio : Better than 48dB
Lens: F=3.6mm/F=2.0
Lens Angle(Deg.) : 170 degrees
Current Consumption(mA) : 200
Power Supply(DCV) 12
Operating Temperature(Deg.C): -20~+75(RH95% Max.)
Storage Temperature(Deg.C) : -40~+85(RH95% Max.)
Size 55X14X4cm