25M红外线圆顶的监控摄像机420TVL

25M infrared dome cctv camera with 420TVL: Features: - 1/4"SONY CCD with low illumination - 420 TVL - IR lamps:36 - IR distance:25m - Lens4-9mm - DC12V power Technical Parameter of 25M infrared dome cctv camera with 420TVL: Model FD-RVS02A Imager sensor 1/4" SONY CCD Horizontal Resolution 420TVL Line Minimum IIIumination 0Lux/f1.2 Effective pixels PAL500(H)×582(V) NTSC:510(H)×492(V) Signal System PAL/NTSC IR LEDS 36 pcs / φ5 IR View Distance 25M Auto gain control Auto Backlight compensation Auto White balance Auto Electronic shutter 1/50 (1/60) 1/100,000 sec S/N Ratio >48 dB Gamma Correction >0.45 ( AGC OFF ) Video output 1.0Vp-p / 75Ω Sync.System Internal Lens Type 4-9mm Vari-focal Lens Operation Temperature -10 50 , 14122 Power Supply DC 12V,<250mA Size 120mmΦ×105mm(H) Package Size 150mm(L)×150mm(W)×140mm(H) Weight GW0.8KG NW0.7KG