（1）High precision marble base and pillar, to ensure high stability and accuracy;
（2）High precision toothless rod and fast moving locking device, to ensure hysterisis error is within 2um;
（3）High accuracy A grade optical linear scale with precision working stage, to ensure the accuracy is within 2.5+L/200um;
（4）High definitive detented zoom lens and high resolution color digital camera, to ensure clear image without distortion;
（5）With programmable surface 4-ring 8-division LED Cold Illumination and contour LED parallel illumination and built-in intelligent light adjustment, it can automatic control the brightness in the 4-ring 8-division;
（6）Imported contact probe and powerful function iMeasuring3.1 3D Measuring Software, highly enhance the quality control.