Electro Scientific Industries, Inc. (ESI) is a supplier of laser-based manufacturing solutions for the microtechnology industry. The Company operates high-technology manufacturing equipment, which consists of products that are organized in three groups: interconnect & microfabrication, semiconductor and components. The Company�s laser systems enable precise structuring of micron to submicron features in components and devices which are used in a wide variety of end products in the consumer electronics, computer, semiconductor, communications and other markets. Its laser microfabrication systems allow microelectronics, semiconductor, and other microtechnology manufacturers to physically alter select device features during high-volume production. In June 2012, it acquired Eolite Systems.