... diffused reflection, R denotes feedback reflection.Interreflection type(SenderDC:AE3F-5L,AC:AE3F-5LY)Detection distance Sn10cm(25cm)4m(2m)5m(10m ... under illuminantionlamp below3000xsunlight below 10000xInsulation resistanceabove 20M Ω color mark sensor (AE3F electric switch,G series sensor)