1/3(4) Sharp or Sony CCD, 420 TVL,15m,6mm lens,good quality and best price cctv IR camera, IR waterproof camera,IR camera,cctv camera Image Sensor 1/4(3) SHARP1/4(3) SONY1/3 SONY 4801/3 SONY 600 Signai System PAL NTSC Effective Pixels P:500X582 N:510X492P:752X582 N:768X494 Sensing Area 1/4:3.6X2.7mm2 1/3:4.9X3.7mm24.9X3.7mm24.9X3.7mm2 Scanning frequency H:15.625KHz V:50HzH:15.7343KHz V:60Hz Horizontal Resolution 420 TV Lines480 TV Lines600 TV Lines Electronic Shutter 1/50-1/100000 1/60-1/100000 S/N Ratio ≥48dB Gray Rating 10th rank Gamma value 0.45 Minumum Illumination 15m Infraed Lamps 0.8Lux/F1.20.5Lux/F1.20.05Lux/F1.20.005Lux/F1.2 Video Output 1.0Vp-p 75Ω Power Consumption DC12V±10% 180mA±1012V±10% 230mA±1012V±10% 290mA±10 12V±10% 290mA±10% Operation Temperature -20°C~50°C RH95% Max Standard layout lens 6mm