Request InfoGT Advanced Technologies, Advanced Materials GroupGT Crystal Systems’ high-purity, superior-homogeneity sapphire windows are now available online. They are offered for sale from stock in various sizes and polishes, including laser-quality white-light generators and substrates. VUV-grade sapphire windows are available built to order. Visit our online catalog.See full productRelated content from Photonics MediaPRODUCTSPromoted Content September 2022 IssueBest-in-Class Spectroscopy is Just a Grating AwayThe grating used in a spectrometer design plays a defining role in its performance. It impacts sensitivity, signal to noise, and spectral response, and thus should be carefully matched to the...Photonics.com 4/25/2023Laser Engraving and Cutting MachinesSecond-generation laser engraving machines from Atezr include 10-, 20-, and 35-W models. 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