Oxford Instruments plc                              

          Notification of transactions by PDMR and Connected Persons           

On 29 October 2012 certain purchases and awards of ordinary shares of 5 pence
each in the capital of Oxford Instruments plc (the "Company") were made under
the all-employee Oxford Instruments Share Incentive Plan (the "SIP") including
by and to the following Executive Directors (PDMR) and Connected Person as
    Executive Director       No. of shares   No. of shares 

                         acquired as      awarded as   
  (or Connected Person as     Partnership   Matching Shares 

         relevant)              Shares                     
        Kevin Boyd                 9               2       
      Jonathan Flint               9               2       
      Charles Holroyd              9               2       
      (Claire Flint)               2               0       

Claire Flint is a Connected Person to Jonathan Flint by way of marriage.

The Partnership Shares and Matching Shares were acquired at a cost of £13.4278
each. The Matching Shares are subject to a risk of forfeiture which will
normally be removed on the third anniversary of award subject to the
participant's continued employment and the retention of the linked Partnership
Shares. No consideration was paid by the participants for the award of the
Matching Shares and no consideration is due on the release of the Matching
Shares or in relation to Partnership Shares and Dividend Shares.

The above transactions were undertaken on behalf of the above individuals by
the trustee of the SIP and the shares were purchased on the London Stock

The above notifications are made in accordance with Rule 3.1.4 of the UKLA
Disclosure Rules and Transparency Rules.

Oxford Instruments plc was notified of the above transactions on 30 October

Name of contact and telephone number for queries: Susan Johnson-Brett, 01865

For and on behalf of Oxford Instruments plc

Date: 30 October 2012

-0- Oct/30/2012 11:57 GMT

Press spacebar to pause and continue. Press esc to stop.