Director/PDMR Shareholding

NOTIFICATION OF TRANSACTIONS OF DIRECTORS' DEALINGS

Oxford Instruments plc (the "Company") announces that the following director's
dealing took place:

On 1 July 2014, Kevin Boyd acquired ordinary shares of 5p each in the Company
upon the exercise of approved options granted under the Oxford Instruments 2001
Executive Share Option Scheme "ESOS". All shares acquired in this way were
retained by the director.

                     ESOS Options exercised and shares sold                    
                                                                               
                     No. of       Base option No. of       Shares     Shares   
                     options      price       shares       sold       retained 
                     exercised                acquired                         
                                                                               
Kevin Boyd           2,127        705p        2,127        nil        2,127    
                                                                               
Finance Director                                                               

Following this transaction, Kevin Boyd now holds the following number of
ordinary shares of 5p in the Company:-

                                     Kevin Boyd         
                                                        
                                  Finance Director      
                                                        
Interest in shares before              91,647           
notification                                            
                                                        
Total interest in shares               93,774           
following this notification                             
                                                        
% of issued share capital              0.16%            

This notice is given in fulfilment of the obligations under DTR 3.1.4R(1)

2 July 2014

Susan Johnson-Brett
Company Secretary
Oxford Instruments plc
Tel: [phone]

Email: [e-mail]