ESI is a brand within the MKS Instruments Equipment & Solutions Division. The ESI portfolio consists of laser-based micro man ... ufacturing systems and component test systems that are used worldwide by manufacturers in the electronics industry to process the materials and components that are an integral part of the electronic devices and systems in use today. Leveraging over 40 years of laser-material interaction expertise and applied laser technology, ESI solutions enable customers to optimize production by providing more control, greater application flexibility and more precise manipulation of a wide range of materials. The result is higher production quality, increased throughput and higher back-end yields at a lower total cost of ownership. read more