Uncovered varifocal 3.5-9mm Linse Tag / Nacht IR CCTV

Uncovered varifocal lens infrared/IR CCTV CAMERAdetails: 35 pcs of IR Leds,35-50M Night Vision; Varifocal 3.5-9mm Lens F1.2; Manual Focus/Zoom Outside; IP66 Water-proof; DC12V/AC24V power, and other internal; Cable built-in Bracket; Unique "Double glass+metal Hoop"design to Reduce IR Reflection and Fog; security firm, prevent damage Model NO.OS-21G23COS-24G23COS-25G23COS-27G23CImage Sensor1/3" Sharp1/3" Sony1/3" Sony1/3" SonyPixelsPAL: 537(H)×597(V) NTSC: 537(H)×505(V)PAL:752x582 NTSC:768x494PAL:795x596 NTSC:811x508Resolution420TVL420TVL480TVL520TVLMinimum Illumination1.0LUX1.0LUX0.1LUX0.5LUXS/N Ratio>48dBElectronic ShutterNTSC:1/60-1/100,000 second PAL:1/50-1/100,000 SecondGamma0.45/1(Set To 0.45 Before shipment)LensVarifocal lens: 3.5-9mmVideo Output1.0Vp-p,75Ω,CompositeAGCAUTOBLCAUTOAWBAUTOScanning system2:1 InternalS/N Ratio>48dBGamma0.45/1(Set To 0.45 Before shipment)Sync systemInternalPower SupplyDC12V < 600mALife time≥10K Hours(life time)IR distance35-50MSizeStandard:Φ101×185×91(H)mm