Additional Listing

5 December 2013 Oxford Instruments plc Additional Listing Application has been made to The UK Listing Authority and The London StockExchange for a block listing totalling 120,000 Ordinary shares of 5 pence eachto trade on The London Stock Exchange and to be admitted to The Official List.The shares shall rank equally with the existing issued shares of the Company. The Block listing consists of 120,000 shares to be issued under the ExecutiveShare Option Scheme. Enquiries: Oxford Instruments plc Susan Johnson-Brett, Company Secretary Tel: 01865 393324

Email: susan.johnson-brett@oxinst.com