Rubicon Technology, Inc., through its subsidiary, Rubicon Technology Worldwide LLC, is an advanced materials provider specializing in monocrystalline sapphire products for optical systems and specialty electronic devices. It provides optical and industrial sapphire products in various shapes and sizes. These optical sapphire products are used in equipment for a variety of end markets and high-performance applications, including defense and aerospace, specialty lighting, instrumentation, sensors and detectors, semiconductor process equipment, electronic substrates, medical and laser applications. It manages its operations and ships from its facility located in Illinois. Its subsidiary, Janel Group LLC, is a non-asset based, full-service provider of cargo transportation logistics management services, including freight forwarding via air, ocean and land-based carriers; customs brokerage services; warehousing and distribution services; trucking and other value-added logistics services.