MECHANICAL -Pressure, Mass, Volume, Torque, Sound, Force, Hardness ELECTRO-TECHNICAL -AC/DC Voltage, AC/DC Current, Resistance, LCR, Frequency, Power Factor, Temperature Simulation THERMAL -Temperature (-80 C to 1200 C), Humidity These all are our specialties in Sigma Test & Research Centre Calibration's lab(link this word to http://www.sigmatest.org/calibration.html). Kindly visit our web page also for more clarity on the calibration topic.