high accuracy surface roughness tester meter yrt100 measurement ra 0.05~10.0, rz 0.1~50, pocket-sized portable roughness gauge

portable roughness tester yrt100 is a pocket-sized portable surface roughness instrument. it has high accuracy, wide measuring range, easy to operate, portable, stable, etc dsp processor for high-speed data processing and computing, measurement and computation speed greatly improved it can be widely used in various metal and nonmetal surface finish testing. dot-matrix liquid crystal display, the interface prompts informative sensor probe with a protection door, the effective protection of the sensor probe to ensure the accuracy of measurement.syi