... from accurate line calibration, starting and ending point range, the output module, window lock value Junke keyboard settings, enable the ... system that allows measurement of high precision and stability. 5, with the value / difference measurement mode selection, ranging ... determined when ordering) Blind range: 10~30cm, 50cm, 70cm (corresponding range: 0.3,0.5,1 m) Accuracy range: 1 ~ 3mm Operating ...