Generally utilized for production facilities or research lab applications, Leco's LM Series of microindentation hardness testing systems are available in a wide range of model configurations. This includes an analog version and a digital configuration. The systems showcase two precision photo-etched measuring filar lines (each), switchable field and aperture diaphragms, and double leaf-spring indenters (each). They also sport either manual or automatic turrets, and manual, semi-automatic, or automatic image/video analysis capabilities.