Case Studies

Clear aperture: Φ430mm Surface Accuracy before Coating: RMS ≤ λ/50 @ 632.8nm Surface Accuracy after Coating: RMS ≤ λ/30 @ 632.8nm Surface Quality: Grade III

Surface Accuracy：RMS≤0.02λ@632.8nm, PV≤ 0.15λ@632.8nm Thickness uniformity: error ≤ 3μm Coaxiality: ≤ 0.01 Reflectivity after Coating: R ≥ 98%

Surface Accuracy：RMS≤0.02λ@632.8nm, PV≤ 0.1λ@632.8nm Thickness uniformity: error ≤ 1' Reflective after Coating：R≥99% Application: Space Satellite