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Sapphire Ball Lenses

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Knight Optical
Knight Optical offers a range of stock sapphire ball lenses, for use within fibre optics, signal coupling and barcode scanners. Sapphire (Al2O3) is one of the hardest minerals and optical materials available for use in the range from UV up to 5µm making it ideal as a protective window for camera systems. The key feature of ball lenses is their short back focal length allowing for precision coupling where size or space is a limiting factor in the system. Ball lenses are typically used in pairs with one lens acting as a collimator for the second to focus the light back into the coupled...See full product

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