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图象传感器ImageSensor1/4〞SHARP CCD 有效像素EffectivePixelsPAL:512(H) 582(V) NTSC:512(H) 492(V)信号系统SignalSystemPAL/NTSC水平清晰度HorizontalResolution420TVlines快门速度ShutterSpeed 1/50(1/60) 1/100,000sec信噪比S/NRatioMorethan48db(AGCOFF)最低照度MinimumIllumination 0LuxAtNight(LEDON)视频输出VideoOutput1.0Vp-p,75 工作温度OperationTemperature-10℃~+50℃RH95％Max功率消耗PpwerConsumperatureDC12V120Ma(WhentheinfraredLampsturnonmaximelectricityis300mA)内置镜头Built-Lens3.6mm/6mm红外线波长InfraedWavelength850nm红外线自动开关InfraedLampsLrradiationKistanceNight/DayOpening/Turnoff尺寸Dimensions 60(W) 70(H) 140(L)mm净重/毛重NW/GW490g/610g红外灯数量LEDnumber 524PCS红外灯距离InfraedLamps25m