Request InfoOptical Surfaces Ltd.Optical Surfaces Ltd. offers precision spherical mirrors for use in Schlieren imaging, wind tunnels, observatory spectrographs, bubble chambers and hyperboloid testing. Achievable surface accuracy is better than λ/30 p-v, with a surface quality of 10-5 scratch-dig and a microroughness of <1.2 nm rms. The devices were produced in underground test facilities and workshops where temperatures remain constant and vibration is nonexistent.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 September 2023 IssueModular Beam ExpanderOptical Surfaces’ pre-aligned large diameter beam expander modules enable complex 5-degrees of freedom set-up in a matter of minutes. 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Unlike standard optical components with...Angular and Linear Measuring InterferometersScatterometersA scatterometer is an instrument used to determine the absolute or relative scatter levels of optical surfaces.Fabry-Perot Etalon MirrorsCOMPANIESPhotonics Buyers' GuideLaCroix Precision OpticsThe LaCroix name is synonymous with quality precision optics. Since 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics...Photonics Buyers' GuideShanghai Optics Inc.ISO 9001 & ISO 13485 certified and D&B DUNS # 113515303 Shanghai Optics is an unparalleled custom system solution provider offering advance precision custom optical design, engineering,...Photonics Buyers' GuideMLD Technologies LLCExperts In Thin-film Coating Design We practice a design-before-quote approach to help customers refine specifications and minimize technical risk. 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