Digital Display Whiteness Meter

DescriptionThis whiteness meter consists of light filter, sample clamp and hot detector. The total whiteness is in blue light whiteness R457. The instrument is designed wholly according to standard light source A and the condition of illumination test 45/0 stipulated by CIE. It has been tested and trial run seriously and conforms to JJG512-87 national measurement testing regulations and is designed according to our national standard such as Gb2913,GB5950,GB8940.1,GB12097,GB13025.2.Technical Data SheetMeasuring Range0-199.9 Digital Display typeZero Drift (min)0.2/10 max.Resolution0.1Display Drift (min)0.3/3 max.Light Source12v/30w Halogen Tungsten LampThe stability of Voltage Fluctuation0.1 max.Whiteness FormulaThe Whiteness of Blue Light WB=R457The Reappearance of Measurement0.3 max.Weight (kg)1.8Shape Size (lxwxh) mm260x320x280