The Microgage III Series , manufactured by Sonatest® , is a precision thickness gauge that utilizes the advanced digital technology in producing fast and accurate readings. It is accessible in 7 models with an included basic data logging, with and without waveform, and with monochrome or color displays. It measures from 0.1mm or 0.0040 and overall is ideal for a wide variety of applications from thin to thicker due to its 30Mhz bandwidth square wave pulser. Furthermore, it has an accessible choices between monochrome and color displays, with or without A-Scan capability, wherein, the instruments across the range is a field that is upgradeable, allowing the operator to opt for further features down the line, without returning the instrument to the factory.