Manipulator, left or right hand (XYZ controls forward facing when placed on corresponding side of probing setup). Arching motion. Recommended for probing > 1-micron geometries. 100 T.P.I XYZ drive. 0.25 inch (6.4mm) maximum travel per axis X-Y-Z. Requires probe holder (order separately). High profile base for use on probe stations with the wafer chuck above the platen or low profile base for use on probe stations with the wafer chuck is below the platen. Vacuum Base manipulators require customer supplied vacuum.