VT-8701A红外彩色半球摄像机特性：镜头可选，标配6MM镜头不锈钢外壳，美观实用，安装简便。技术参数：MODELVT-8701AVT-8702AVT-8711AVT-8712AVT-8722AVT-8823AImageSensor1/4〞SharpCCD1/4〞***CCD1/3〞SharpCCD1/3〞***CCD1/3〞***CCD1/3〞***CCDSensingarea3.6mmx2.7mm4.9mmx3.7mmEffectivepixelsPAL:500(H)x582(V)NTSC:510(H)x492(V)PAL:752(H)x582(V)NTSC:768(H)x494(V)HorizontalResolution420TVLINE450TVL480TVLLensWith6mmSignalmodePAL/NTSCShutterSpeed1/50(1/60)-1/100,000sec.S/Nratio》48dbWhiteBalanceAutoBacklightCompensationAutoAutoGainControlON/OFFSelectableMinimumlllumination1.0lux(IRON)IRdistance10mm-30mmVideooutput1.0Vp-p75ΩPowerSupplyDC12VPowerC***umption120mA，IROn400mADimensi***φ119mmx110mm)