Product Description

Presto Opacity Tester Digital is used to measure the opacity of paper & packaging materials. Opacity is a fundamental optical property of paper as a whole. The measurement of opacity is determined as a ratio of reflectance measurements. The opacity of the sheet is influenced by thickness, the amount and kind of filler, degree of bleaching of the fibers, coating and other parameters.
Specifications:-

• Measuring range : 0 **9% opaque
• Repeatable accuracy : 0.3%
• The display data is directly proportional to intensity of reflecting light.
• Direct display: % opaque.
• Power: **0 Volts; *0Hz; single phase.
• Quality service