Rubicon Technology Inc develops, manufactures, and sells monocrystalline sapphire and other crystalline products, including high volumes of large-diameter sapphire wafers. The firms products encompass multiple high growth end optical applications including light-emitting diodes (LEDs), radio frequency integrated circuits (RFICs), blue laser diodes and optoelectronics. By utilizing their crystal growth technology, Rubicon produces sapphire in a form allowing high volume production of sapphire substrates and windows in a variety of sizes and planar orientations. Rubicon fabricates their products from boules and sells them in various categories, including core, as-cut, as-ground, and polished. The company manufactures sapphire substrates and optical windows, such as 2to 4 sapphire cores and wafers for use in LEDs and blue laser diodes for solid-state lighting and electronic applications. The firm also offers 6 sapphire wafers to be used in Silicon-on-Sapphire RFICs, as well as products for military, aerospace, sensor, and other applications; and 8 wafers for LED chip manufacturers. Besides its world headquarters in Illinois, USA, Rubicon operates facilities in Malaysia, Korea, Taiwan, and Japan.