Request InfoSydor Optics Inc.Sydor Optics manufactures precision glass wafers based on your custom specifications. Common glass wafer substrate materials include Fused Quartz, Fused Silica, Borofloat, B 270, N-BK7, Zerodur, ULE, Silicon and more. • Glass Wafer Manufacturing Limits (part size, material type and thickness dependent): • Diameter: ≤ 450mm • Thickness: ≥ 0.1mm • Thickness Tolerance: ± 0.003mm • Bow / Warp: ≥ 3μm • TTV: ≤ 1μm • Surface Roughness: ≥ 5 Å rms • Parallelism: ≥ 1 arc seconds • Cosmetics...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra July 2023 IssueMetrology SystemThe MESO™ metrology solution from Imagine Optic is designed for at-wavelength testing of flat surfaces. 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