Application: For grinding and polishing precision aspherical, spherical and plane optics elements. Technical data: 1.Lens diameter: 600mm ( Max.700mm). 2.Number of spindles: 1 3.Pan diameter: 950mm 4.Spindle speed: 1 to 12 rpm (stepless) 5.Eccentric disc speed of first swing rod : 3 to 36rpm (stepless) 6.Eccentric disc diameter of first swing rod: 360mm 7.Stretch length of first swing rod (oscillation liver): 250mm 8.Moving distance of second swing rod guide: 280mm 9.Stretch length of second swing rod (oscillation liver): 150mm 10.Worktable(Pan) turning angle range: 0 to 90° 11.Oscillating liver pressure: weight. 12.Power: 3.3KW 13.Dimension: Approx.1850×1450×1250mm. 14.Weight: Approx.1200kg. Note: The machine can be designed and produced according to buyer’s requirements.