LE 1000-S10 Pencil Gauge Thickness / Distance Measurement Gauge for Production and Bench Top Applications EXTRAORDINARY ACCURACY ! Superb accuracy  1 µm, (0.00004") with an ultra wide measurement range. Unlike an LVDT, these probes are linear throughout the entire measurement range. An LVDT is non-linear and can easily vary as much as 254 microns (0.010") over a 25 mm (1") measurement range. Specifications CALL for Pricing