Irradiance

Reflectance Densitometers

NATA class of test 1.65.09

ORLAB is NATA accredited for calibration of reflectance densitometers in the geometries of specular included, specular excluded and 0°/45°.

with least uncertainties of measurement of 0.01 absorbance from 4 ABS

Based on white tiles calibrated by the National Research Council of Canada and coloured tiles calibrated by the National Physical Laboratory, UK.