Hello! Everyone! Warmly welcome to visit us! The demo shows what our main product,GuoOu coating thickness gauge,looks like and how it works. You'd find this exquisite instrument is so intelligent and convenient.Test reaction speed can keep 1 to 2 times per second. With both the temperature drift and high-end chip control systems, it has a relatively good linearity, stability and repeat-ability, which is the absolute leading in China.Frankly speaking,It's really the most helpful friend and indispensable partner during your work. So please contact us to enjoy it right now!