S1, S2, K5, R5 Machines:  P200-R2-40


N4, K4 Edition Machines:  P200-R2-35


Z4 Machines:  P200-R1-35


K1, K2, K3, K4, and 4-02 Machines: Calibrated via calibration plate


The above information is valid for DentalCAM 6 and DentalCAM 7