タイトルまたは説明

It applies to the single chip microcomputer technology which has high precision, digital display, stable indication and low power consumption and can be easily operated. It has no correction knob. With a small volume and light weight, it can provide single probe full range measurement .Additional functions include storing, reading, statistic, low-power indication , system /zero-scale /two –point calibration Measuring range :*****0um Precision :1um Measurement error: <3%±1um Measurement error: <3%±1um