Shenzhen ThreeNH Technology Co., Ltd Since 1998, 3nh has been a professional factory with 20 years experience on color and glossy measurement industry.
20°/60°/85° GLOSS METER with 2000 gu Comply with Standard ISO 2813, GB/T 9754, ASTM D 523, ASTM D 2457 Technical Specification Parameters Tri-angle ...