代理销售德国海曼(PerkinElmer)一系列红外传感器.LHI778双元热释电红外传感器TheLHi778pyroelectricinfrared-detectorseriesarethestandarddualelementdesignrecommendedforallvariantsofmotioncontrol.Theyincludeadualelementpyro-electricceramicelementwithFetinsourcefollowerconnection.LHi778detectorisavailable in TO-5housingwithstandardinfraredfilter. Itprovideshighresponsivitywithexcellentcommonmodeperformance(match)andlownoiseatsteadystateandtemperaturechanges.