Unfors Light-O-Meter is a perfectly simple, multi-function pocket sized instrument for Quality Assurance of image workstation monitors, image intensifier monitors, film viewing boxes, ambient light, collimator light field, etc in radiology departments. The Unfors Light-O-Meter state-of-the art detectors have a CIE spectral response and cosine characteristics. - Simultaneous measurements of cd/m2 and lux - Pocket sized - Microprocessor controlled