Hotline: 0988.816.815 
This tester is used to measure the brightness(ISO Brightness, R457 whiteness), fluorescent whitening degree, the transparency, opacity, light scattering coefficient and absorption coefficient of paper the object, it is widely used in papermaking, textile, printing, plastics, ceramics, enamel, food, building materials, paints, chemicals, salts and other special need to measure the whiteness body production and inspection department.
Technical parameter
Power supply: (100 ～ 240) VAC 2A 50 / 60Hz;
Accuracy: △ R457≤0.5 △ Y≤1.0;
Resolution: 0.01;
Measuring range: (1 to 160)%;
Integral ball: diameter 150mm test hole diameter 30mm simulate D65 lighting;
Sample size: The test plane is not less than Φ30mm and the thickness is not more than 40mm;
Display: 128 × 64 dot matrix LCD screen (Chinese and English menu);
Working environment: indoor temperature (20 ± 10) ° C; relative humidity <85%;
Dimensions: (370 × 260 × 430) mm (length × width × height);
Net weight: about 11.5 kg.
Accuracy: △ R457≤0.5 △ Y≤1.0;
Resolution: 0.01;
Measuring range: (1 to 160)%;
Integral ball: diameter 150mm test hole diameter 30mm simulate D65 lighting;
Sample size: The test plane is not less than Φ30mm and the thickness is not more than 40mm;
Display: 128 × 64 dot matrix LCD screen (Chinese and English menu);
Working environment: indoor temperature (20 ± 10) ° C; relative humidity <85%;
Dimensions: (370 × 260 × 430) mm (length × width × height);
Net weight: about 11.5 kg.
Product features
Measure the lightness stimulus Y10;
Measure transparency and opacity;
Measure the light scattering coefficient and absorption coefficient;
Can make multiple measurements and give the arithmetic mean of a series of results;
With power failure protection function data such as zero adjustment adjustment and standard value will not be lost even under the condition of long-term power failure;
Simulate D65 lighting body lighting. Observe geometric conditions with d / o illumination.
Measure transparency and opacity;
Measure the light scattering coefficient and absorption coefficient;
Can make multiple measurements and give the arithmetic mean of a series of results;
With power failure protection function data such as zero adjustment adjustment and standard value will not be lost even under the condition of long-term power failure;
Simulate D65 lighting body lighting. Observe geometric conditions with d / o illumination.
National standard
GB/T 3978、GB/T 7973、GB/T 7974、ISO2470
GB8904.2、GB1840、GB2913、GB/T13025.2
GB/T 1543、ISO2471、GB/T5950 、GB/T 10339
GB12911
GB8904.2、GB1840、GB2913、GB/T13025.2
GB/T 1543、ISO2471、GB/T5950 、GB/T 10339
GB12911
