... non-austenitic stainless steel.2, Four digitals LCD display, differentiating upto μm.3, System calibrating by ... optional.6, Micro-controller controls, high accuracy .7, Coupling state display.8, Shut down manually or automatically.9, ... to EC directive: 89/336/EEC2, Digital display:4 digitals.3, Measurement range:0~1200μ ... μm).6, Measurement rate:0.5 second.7, Display units:μm or mil.8, Critical thickness ...