TianDiXingHuo ZTT-201A Protrusion road sign Measurement Instrument

ZTT-201A type protruding road sign Measurement Instrument is an instrument for measuring the main performance index of protruding road signs - luminous intensity coefficient. The instrument is suitable for photometry laboratories, testing centers, traffic management departments and branch construction sites, etc.; it is also suitable for protruding road sign manufacturers to product mass inspection.