Request Info4D Technology CorporationThe FizCam 2000 unveiled by 4D Technology Corp. is an on-axis vibration-insensitive Fizeau interferometer with a short-coherent-length source for measuring transparent samples and assemblies that are difficult or impossible to measure with traditional laser interferometers. The instrument measures parallel optical-grade surfaces and can separate and measure surfaces within an optical assembly, enabling remote cavity measurements, index homogeneity testing, thin optics measurement and environmental chamber testing. A single-camera high-speed optical phase sensor makes a wavefront measurement...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra September 2022 IssueFizeau InterferometerThe AccuFiz® Fizeau interferometer from 4D Technology Corp. now features a 9-MP camera for higher slope tolerance through superior spatial resolution. 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The European Commission is helping companies access the...Photonics.com 7/20/2023Motorized and Calibrated Lenses for Machine Vision ApplicationsMany applications have benefited from motorized varifocal lenses that allow automatic or remote adjustment of focus distance and field of view. Applications may need to change the focal length or...PHOTONICS DICTIONARY+ TERMSPhotonics DictionaryFizeau interferometerA type of interferometer noted for producing narrow multiple-beam interference fringes. As a result, when compared with the Twyman-Green, the Fizeau interferometer has fewer optical components, does...Photonics DictionaryinterferometerAn instrument that employs the interference of lightwaves to measure the accuracy of optical surfaces; it can measure a length in terms of the length of a wave of light by using interference...Photonics DictionaryFizeau fringesFizeau fringes are interference fringes observed in an interferometer, specifically in a Fizeau interferometer. 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The advent...Photonics.com 8/28/2017A 'Smart' Lighting Revolution - LIGHT MATTERS 08.2017In this episode, we take you to a U.S. National Science Foundation Engineering Research Center at Rensselaer Polytechnic Institute in New York. Researchers there are leading the charge for "smart"...PHOTONICS BUYERS' GUIDE CATEGORIESFizeau InterferometersA fizeau interferometer is a type of interferometer noted for producing narrow multiple-beam interference fringes. As a result, when compared with the Twyman-Green, the Fizeau interferometer has...Other InterferometersInfrared InterferometersLUPI InterferometersCOMPANIESPhotonics Buyers' Guide4D Technology Corporation4D Technology designs and manufactures laser interferometers, surface roughness profilers, snapshot micropolarizer cameras, and handheld surface gauges, for accurate measurement of optics, optical...Photonics Buyers' GuideOZ Optics LimitedEstablished in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...Photonics Buyers' GuideTeledyne Judson TechnologiesTeledyne Judson Technologies (TJT) is a global leader for IR sensors from the Visible to VLWIR spectrum. Two-dimensional FPAs (InGaAs, InSb, and MCT) and Integrated Dewar Cooler Assemblies (IDCAs)...Photonics Buyers' GuideAndor TechnologyAndor Technology Ltd is a global developer and manufacturer of high-performance scientific cameras, microscopy systems and spectrographs for academic, government, and industrial applications. Founded...