Request InfoMeller Optics Inc.Sapphire and ruby balls from Meller Optics Inc. are designed for a range of applications that require precise tolerances, such as medical devices and fiber optic lens systems. They are available in 42 metric and inch sizes, from 0.1 mm to 0.5 in. diameters, with 0.000025-in. sphericity and ±0.0001-in. basic diameter tolerance. They feature Moh 9 hardness and have surface finishes with an 80-20 scratch-dig rating, as well as a 2000 °C melting point.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra December 2022 IssueAutomotive Lens TesterThe Thermal Module TM-1150 from Optikos Corp. tests lenses up to 150 mm for automotive applications. The thermal chamber extends the maximum size of lenses that may be tested over a range of...Photonics.com 5/18/2023Macro LensesThe MC macro lens series from Opto Engineering now features magnifications of 0.10, 0.20, 0.40, 4.00, 5.00, and 6.00×. 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Since 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics...Photonics Buyers' GuideShanghai Optics Inc.ISO 9001 & ISO 13485 certified and D&B DUNS # 113515303 Shanghai Optics is an unparalleled custom system solution provider offering advance precision custom optical design, engineering,...