Electro Scientific Industries, Inc. (ESI) and its subsidiaries provide high-technology manufacturing systems to the global electronics market, including advanced laser-based systems that are used to microengineer semiconductor device features in high-volume production environments. Its customers are primarily manufacturers of semiconductors, passive electronic components and electronic interconnect devices. The components and devices manufactured by its customers are used in a range of end products in the computer, consumer electronics, communications and other industries. It is a supplier of photonic microengineering and testing systems that allow electronics manufacturers to physically alter select device features during high-volume production. Laser microengineering consists of a set of precise fine-tuning processes that require application-specific laser systems able to meet semiconductor and microelectronics manufacturers’ exacting performance and productivity requirements.