Additional Listing

10 September 2013 Oxford Instruments plc Additional Listing Application has been made to The UK Listing Authority and The London StockExchange for a block listing totalling 125,000 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 125,000 shares to be issued under the ExecutiveShare Option Scheme. Enquiries: Oxford Instruments plcSusan Johnson-Brett, Company SecretaryTel: 01865 393324Email: [email protected]