Brightness Opacity Tester

Our ambit of Brightness Opacity Testers are used for measuring the opacity, brightness and gloss of a paper. The devices are manufactured in accordance to the international standards. For displaying the measurement of value in percentage a digital panel meter is provided. They provide an instant operation and digital read out helps in the elimination of any error or defect.

Features :

• 450. 00 of paper with white surface backing and deep blue gelatin light filter.
• Brightness search unit measures traditionally reflectance
• Dimension : 290 x 250 mm
• Gloss search unit measures the gloss of the paper by providing the incident light of 750 on sample paper.
• It provides exact measurements with less than ± 0. 5 % FS deviation between the instruments.
• Measuring accuracy: = . 1% Brightness, opacity or gloss.
• Opacity search unit measures directional reflectance 450-00 the paper with black body backing and green light filter.
• Quartz-tungsten halogen lamp to provide highly stable light source.
• Power supply : 220+5% volts, one phase 50 Hz 25 Watts