Global Engineering Corporation is the manufacturer of Photovolt Brightness Tester. Global Engineering Corporation offers wide range of quality testing equipments used in various industries. The Photovolt Brightness Tester, also known as Reflectance Meter is a modern instrument for electronically measuring and digitally presenting the brightness, opacity and gloss of the paper and other material by angular reflectance. It gives precision measurements with less than +/- 0.5 percent FS deviation between the instruments.