Model

Leeb250

Leeb251

Leeb252

Leeb253

Operating principle

Magnetic induction (Fe)

Eddy current ( NFe)

Magnetic induction and Eddy current (Fe and NFe)

Magnetic induction (Fe)

Measuring range (µm)

0~1250μm

0~6000μm

Accuracy

±[（1~3%)H+1]

Low range resolution (µm)

1μm

Min curvature of the min area (mm)

Convex1.5

Concave20

Diameter of the min area (mm)

Φ10

Critical thickness of substrate (mm)

0.5

Operating temperature

0℃~40℃

Dampness

20%~90%

Magnetic field

No strong magnetic field environment

Dimensions

150×55.5×23mm

Power supply

AAA Alkaline battery

Weight

120g

Standard    configuration

Main unit, 2 Calibration specimens (S1,S2), Fe and NFe substrate