Request InfoMeller Optics Inc.Sapphire wafer carriers from Meller Optics Inc. are more durable than quartz and are impervious to polishing abrasives and solvents. The wafers feature Moh 9 hardness, 0.018-, 2- or 6-in. diameters and &plusmin;1.2 µm thickness. They are perforated for vacuum hold-down or de-lamination, and can withstand repeated use. They are suited for the uniform thinning of semiconductor materials such as gallium arsenide.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra May 2024 IssueLaser InterferometerThe Qualifire™ from Zygo Corporation is a laser interferometer designed to support metrology applications in industries such as semiconductor, lithography, space-borne imaging systems,...Photonics Spectra April 2023 IssueDiode LasersDiode Laser Solutions (DLS-ECO) from IPG Photonics Corp. are six high-efficiency diode lasers for industrial heating and drying applications. 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