Request InfoOptical Surfaces Ltd.KENLEY, England, July 17, 2015 — Optical Surfaces Ltd. has announced high-precision reference flats and mirrors (coated flats) manufactured in a thermally stable environment. Flatness is ensured with surface accuracy better than λ/10 peak to valley (p-v), and a surface roughness of <1 nm on flats and mirrors up to 600 mm in diameter. The flats and mirrors are suited for use in research and high-power laser facilities.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra July 2023 IssueMirror MountsWedged back paraboloid mounts from Optical Surfaces Ltd. provide a secure and stable platform for mirror diameters from 50 to 200 mm. Constructed in black anodized aluminum, the device’s...Photonics Spectra October 2022 IssueCompact Beam ExpandersThe A1 series of compact beam expanders from Optical Surfaces Ltd. delivers ×30 magnification from 2-mm aperture high-power laser beam lines. 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