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86-755-82924037Solar Valley has ultra-high precision single point diamond lathe and mature technology process, and we can provide customers with a variety of infrared optical devices. Product shapes include rotationally symmetric spheres, aspheres, various diffractive lenses, free-form surfaces, and various non-rotationally symmetric surfaces. Surface shape accuracy PV≤0.1μm, surface roughness ≤0.05μm, surface quality 40-20 or 20-10. Solar Valley can design and manufacture aspherical lenses according to customer requirements. For more details, please contact us.