Axcelis Technologies, Inc. designs, manufactures and services ion implantation and other processing equipment used in the fabrication of semiconductor chips. The Company�s portfolio comprises a suite of manufacturing technologies for ion implantation. In addition, the Company provides aftermarket service and support, including spare parts, equipment upgrades, maintenance services, and customer training. The Company operates in one business segment, which is the manufacture of capital equipment for the semiconductor manufacturing industry. The principal market for semiconductor manufacturing equipment is semiconductor manufacturers. Substantially all sales are made directly by the Company to its customers located in the United States, Europe and Asia Pacific.