Directors' Dealings

OXFORD INSTRUMENTS PLC
30 September 1999


Schedule 11 - Notification of interests of Directors and Connected Persons

1   Name of company:
Oxford Instruments Plc

2   Name of director:
Andrew John Mackintosh

3   Please state whether notification indicates that it is in respect of     
holding of the director named in 2 above or holding of that person's spouse or
children under the age of 18 or in respect of a non- beneficial interest:
Wife of Director named in 2 above

4   Name of registered holder(s) and, if more than one holder, the number of 
shares held by each of them (if notified):
Laurence Francoise Villard

5   Please state whether notification relates to a person(s) connected with  
the director named in 2 above and identify the connected person(s):
Wife of Director named in 2 above

6   Please state the nature of the transaction. For PEP transactions please  
indicate whether general/single co PEP and if discretionary/non discretionary:
Purchase of shares on the open market

7   Number of shares/amount of stock acquired:
10,000

8   Percentage of issued class:
0.02

9   Number of shares/amount of stock disposed:
N/A

10  Percentage of issued class:
N/A

11  Class of security:
Ordinary shares of £0.05p each

12  Price per share:
£2.07

13  Date of transaction:
30 September 1999

14  Date company informed:
30 September 1999

15  Total holding following this notification:
35,702

16  Total percentage holding of issued class following this notification:
0.07

If a director has been granted options by the company, please complete the
following fields:

17  Date of grant:


18  Period during which or date on which exercisable:


19  Total amount paid (if any) for grant of the option:


20  Description of shares or debentures involved: class, number:


21  Exercise price (if fixed at time of grant) or indication that price is to
be fixed at time of exercise:


22  Total number of shares or debentures over which options held following
this notification:


23  Contact name for queries:
Jo Young

24  Contact telephone number:
01865 881437

25  Name of company official responsible for making notification:
Jo Young

Additional Information: