Oxford Instruments plc is a holding company. The Company is engaged in the research, development, manufacture and sale of high technology tools and systems. The Company operates in three segments: Nanotechnology Tools, Industrial Products and Service segment. The Nanotechnology Tools segment contains a range of businesses supplying similar products, characterized by a high degree of customization and high unit prices. Its nanotechnology tools include NanoAnalysis, NanoScience, Plasma Technology and Omicron NanoTechnology. The Industrial Products segment contains a range of businesses supplying high technology products and components manufactured in medium volume for industrial customers. The Service segment contains the Company�s service business, as well as service revenues from other parts of the Company. On June 13, 2011, the Company acquired Omicron NanoTechnology GmbH and Omniprobe, Inc. On November 3, 2011, the Company acquired Platinum Medical Imaging LLC.