Rubicon Technology says Alea iacta est (The die is cast) and crosses over into the empire of advanced technology. Using proprietary crystal growth technology, Rubicon makes sapphire materials, wafers, and components for a variety of products. In the the field of optoelectronics, Rubicon makes sapphire components for light-emitting diodes (LEDs) used in cell phones, video screens, and other items. Rubicon's sapphire materials also are used for compound semiconductor manufacturing and laser imaging. In the telecom sector, the company's silicon materials are in demand for the silicon-on-sapphire (SOS) components of cellular and fiber-optics products. Asian customers account for about 90% of Rubicon's sales.