Request InfoZygo CorporationProviding full 3-D surface and wavefront maps, and radius of curvature of lenses and lens systems, PTI 250 interferometers from Zygo Corp. are suitable for process control in high-volume production environments and R&D labs. Features include a 25-mm aperture, a live fringe-alignment system, manual aperture focus, a temperature-stabilized laser, and a manual Z-stage with 300- and 30-mm coarse and fine adjustment, respectively. They are available on a vertical test stand or in horizontal or upward configurations, as well as with upgradable features and accessories. The interferometers are...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra March 2023 IssueBoroscopic ProbesThe PCBP series of boroscopic probes from Opto Engineering SPA provide panoramic cavity imaging and measurement from inside hollow objects. 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