Ditron High Accuracy Linear Scale Optical Glass Slim Encoder For Lathe Milling Bridgeport Knee Mill Machine DRO Tools Vertical five bearings sliding system,smooth and accurate movement Calibrated by Laserinterferometer,accuracy guaranteed Slim scale,the best choice for the cross slide of lathe and where the space is restricted IP55 Full sealing structure,swarf and coolant proof Dust cover All necessary brackets NOTE: 1.If the size on the list are not applicable,please leave message what size do you prefer. 2.Here size means effective travel size, it is actual measuring length of machine,not the length of worktable 3.Slim type scale is avaliable,please let me know after order placed 4.The range of customized length ： 50mm~1020mm/2''~40''，Please let me know if you need the length exceed the range Test Report：970mm Resolution:5um Accuracy test by Renishaw‘s Laser Interformeter (Ditron Laboratory) Test Report：300mm Resolution:1um Accuracy test by Renishaw‘s Laser Interformeter (Ditron Laboratory) Linear Scale/Optical Scale/Glass scale/Sensor,IP55 Features All scales will be inspected by Renishaw Laser Interferometer to ensure the accuracySignal line is protected by multi-layer isolating wire and metal soft shel Features Linear scale body is made of aluminum alloy, anodized, the head of the scale is die-cast, corrosion-resistant Features Red plastic sheet can adjust the gap between linear scale body and readhead Application Mechanical Dimensions ( Standard Linear Scale ) Mechanical Dimensions ( Slim Linear Scale )