AU006NTF - Adjustment unit for Contact and Resonant AFM. Includes the capability to measure  current through conductive cantilever. Ņurrent range 50pA-10nA (linear) 10nA-100uA (linear)

AU007NTF - Adjustment unit for Contact and Resonant AFM. Includes the capability to apply bias voltage and ac voltage to  conductive cantilever. For SCM/SKM modes.