Director Declaration

External Directorships

Oxford Instruments plc (the "Company") announces in accordance with Listing
Rule 9.6.14 that:-

 1. Nigel Keen, Chairman of the Company, stepped down as Chairman of
    Axis-Shield plc on 19 May 2010.
   
 2. Professor Michael Hughes, a non-executive Director of the Company, has been
    appointed as a non-executive Director of Cinpart PLC
   
Susan Johnson-Brett

Company Secretary

Oxford Instruments plc

Tel: [phone]

Email: [e-mail]

25 May 2010