Directors' Dealings

OXFORD INSTRUMENTS PLC
18 August 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:
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):
Andrew John Mackintosh

5   Please state whether notification relates to a person(s) connected with  
the director named in 2 above and identify the connected person(s):
N/A

6   Please state the nature of the transaction. For PEP transactions please  
indicate whether general/single co PEP and if discretionary/non discretionary:
Grant of Option under Senior Executive Long Term Incentive Scheme over
existing shares held by Employee Benefit Trust

7   Number of shares/amount of stock acquired:


8   Percentage of issued class:


9   Number of shares/amount of stock disposed:


10  Percentage of issued class:


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

12  Price per share:
Nil

13  Date of transaction:
14 July 1999

14  Date company informed:
14 July 1999

15  Total holding following this notification:


16  Total percentage holding of issued class following this notification:


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

17  Date of grant:
14 July 1999

18  Period during which or date on which exercisable:
14 July 2002 - 13 July 2006

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

20  Description of shares or debentures involved: class, number:
44,000 Ordinary Shares of £0.05p each

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

22  Total number of shares or debentures over which options held following
this notification:
231,271

23  Contact name for queries:
Della Gorham

24  Contact telephone number:
01865-881437

25  Name of company official responsible for making notification:
Della Gorham

Schedule 11 - Notification of interests of Directors and Connected Persons

1   Name of company:
Oxford Instruments Plc

2   Name of director:
Martin Lamaison

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:
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):
Director named in 2 above

5   Please state whether notification relates to a person(s) connected with  
the director named in 2 above and identify the connected person(s):
N/A

6   Please state the nature of the transaction. For PEP transactions please  
indicate whether general/single co PEP and if discretionary/non discretionary:
Grant of Option under Senior Executive Long Term Incentive Scheme over
existing shares held by Employee Benefit Trust

7   Number of shares/amount of stock acquired:


8   Percentage of issued class:


9   Number of shares/amount of stock disposed:


10  Percentage of issued class:


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

12  Price per share:
Nil

13  Date of transaction:
14 July 1999

14  Date company informed:
14 July 1999

15  Total holding following this notification:


16  Total percentage holding of issued class following this notification:


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

17  Date of grant:
14 July 1999

18  Period during which or date on which exercisable:
14 July 2002 -13 July 2006

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

20  Description of shares or debentures involved: class, number:
33,000 Ordinary shares of £0.05p each

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

22  Total number of shares or debentures over which options held following
this notification:
145,792

23  Contact name for queries:
Della Gorham

24  Contact telephone number:
01865-881437

25  Name of company official responsible for making notification:
Della Gorham