Equipment features:
* This equipment is an ultra-precision 4-axis CNC machine tool; Applicable to thousands of free-form surfaces, cylinders, spheres, cones,
Ultra-precision grinding of high gradient aspherical surface, gull wing aspherical surface and micro-structure characteristic optical elements; Grinding materials include: Ming steel, optical glass, quartz glass, ceramics, etc.
* The equipment adopts natural granite structure, with excellent thermal stability and shock absorption ability; Automatic leveling air isolation system; The computer system is configured with 64-bit Windows7 Professional Edition; Control system base thousand PowerUMac motion controller development control system; Programming resolution 0.01 nm (straight line) / 0.0000001 ° (rotation);
* Surface accuracy (P-V) : 0.3μm / 20mm, surface roughness (Ra) :≤5nm.