Request InfoOptical Surfaces Ltd.High-precision mirrors for Schlieren imaging have been announced by Optical Surfaces Ltd. The devices are concave spherical mirrors, up to 800 mm in diameter, for Schlieren imaging systems in a range of materials including Pyrex, Zerodur and ULE. A surface accuracy of >λ/10 is provided with an emphasis on profile smoothness. Final characterization of surface smoothness is featured using highly accurate interferometric measurements. Ultrahigh-precision surface finish and durable optical coatings combine to provide superior Schlieren image quality.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. 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