Request Info4D Technology CorporationThe PhaseCam® 6000 is an extremely compact and lightweight laser interferometer for measurement of optics and optical systems. With an easy-to-position, fiber-coupled measurement head and motorized controls, the PhaseCam 6000 is ideal for on-machine metrology, remote mounting in measurement towers or pressure vessels, and other challenging applications and environments. The PhaseCam 6000 utilizes Dynamic Interferometry® to acquire all measurement information in less than 30 microseconds—more than 5,000 times faster than a conventional, phase-shifting interferometer....See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 8/31/2021Laser InterferometerThe PhaseCam 6110 Laser Interferometer from 4D Technology Corp. is designed for qualifying optical surfaces. 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Interferometers are essential tools to control...Photonics.com 5/12/2021Improving the Design of Optical Devices Through STOP AnalysesThere is an ever-increasing interest in structural-thermal-optical performance (STOP) analysis for optical systems, in which temperature change and structural loads affect the optical performance....PHOTONICS DICTIONARY+ TERMSEDU.photonics.com 9/8/2009mosaic mirrorA large telescope mirror fabricated from several smaller sections.EDU.photonics.com 9/8/2009glass-ceramicA type of glass used in telescope mirrors, formed by adding a nucleating agent to standard glass and then heating it until it crystallizes.EDU.photonics.com 9/8/2009measuring wedgeA wedge in a rangefinder or heightfinder used to displace the image produced by one telescope so that it coincides with that produced by the other telescope, thus affording a measurement of the...EDU.photonics.com 9/8/2009phototheodoliteA camera equipped with angular scales in altitude and azimuth. 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