台湾路昌光感/接触式转速计DT-1236L转速表 Description:LASERPHOTO/CONTACTTACHOMETERModel:DT-1236L*Patented,thebesttachometerintheworld.*LongdetectingdistanceforphotoTach.upto2meters.*Photo contacttachometerinonemeter.*FastsamplingtimeforlowcontactRPMmeasurement,automaticreversedisplay.*PhotoTach.:10to99,999RPM ContactTach.:0.5to19,999RPM. Surfacespeed:m/min,ft/min.*Size:215x67x38mm,patented.