HP-200 Portable Spectrophotometer, a new brand designed by Chinese scientists combined with many innovative technical features, is compact, convenient and cost-efficient to provide precise color measurment on a wide range of materials, such as textiles, paint, and plastic. Absolute and difference measurements are obtained for the following colorimetric systems, including: L*a*b*, ∆L*∆a*∆b•, L*c*h˚, ∆L•∆C*∆H*, ∆E*ab, per ASTM E313-98.