The cutting edge arc profile 50 nm (0.05 μm) has been realized within a wide range of working angle 90°. Also, the cutting edge ridge has been finished accurately without fluctuation to produce surface roughness in the order or nanometer.
Molds of pickup lenses for CD, DVD and Blu-ray, molds of lenses for digital cameras,, molds of camera lenses for cell phones, PC and tablets, infrared lenses, spherical/aspherical mirrors for laser/X-rays, various spherical and aspherical lenses, profile machining with ultra-precision machine