JINGWEN JWSB-3 smart whiteness Tester desktop Whiteness Meter
SE
0~199F30mmLED light source
LED light source and LCD liquid crystal display, the measurement range is 0 to 199, the minimum indication is 0.1, the repeability is 0.2, the error of indication does not exceed +/- 1. The instrument conforms to GB/T3978 and other national standards