Eccentricity is the gap within the Device’s center of rotation to its true Middle of mass. Eccentricity is calculated in microns and tool mass in kilograms, so unbalance is measured in gram-millimeters. Incremental rotary encoders have output signals that are evaluated by Digital counters that measure “increments. Exposed linear scales https://cruzbnwfm.pointblog.net/5-simple-statements-about-cnc-machining-centers-explained-73095940