Rubicon Technology, Inc., an electronic materials provider, develops, manufactures, and sells monocrystalline sapphire and other crystalline products for light-emitting diodes (LEDs), radio frequency integrated circuits (RFICs), blue laser diodes, optoelectronics, and other optical applications. The company fabricates sapphire substrates and optical windows from the boules and sells them in core, as-cut, as-ground, and polished categories in two, three, four, six, and eight-inch diameter wafers in C, R, A, and M planar orientations. Its products include six-inch polished sapphire wafers for use in LED applications and in silicon-on-sapphire RFICs; two through four-inch diameter sapphire cores for making wafers for use in LEDs and blue laser diodes; and sapphire products that are used for windows and lenses in military, aerospace, sensor, and other applications. The company also sells optically-polished windows and ground window blanks of sapphire and various fluoride compounds, such as calcium, barium, and magnesium fluoride. Rubicon Technology sells its products directly to customers in Asia, North America, and Europe. The company was incorporated in 2001 and is headquartered in Bensenville, Illinois.

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