NS820 + Multifunctional Test Components Colorimeter's video

3NH NS820 ultra-high accuracy Colorimeter standard D/8 ° (diffuse reflection uniform illumination 8 ° reception) conforms to standard CIE No.15, GB/T 3978; 3.5 inch capacitive touch screen, repeability accuracy Delta E * ab within 0.04, inter-stage difference Delta E * ab within 0.2, stable test performance.