These dovetail slides employ an accurate lead screw with engraved hand knob to measure travel distance and position. Resolution is 0.01 mm. The stages are available in five cross sectional widths: 38 mm, 63 mm, 100 mm, 150 mm and 200 mm, Slide travels range from 12mm to 200 cm in 75 mm increments. Lead screw pitches 1mm and 2mm. Modular designed UniSlide Assemblies are easily assembled for multi-coordinate movement