HD450-NIST / Extech Datalogging Heavy Duty Light Meter, includes Traceable Certificate
HD450-NIST / Extech Datalogging Heavy Duty Light Meter, includes Traceable Certificate. Measures from 0 to 40,000 Fc and 0 to 400,000 Lux in with 0.01 Fc/0.1 Lux resolution