Directorate Change

Oxford Instruments PLC
31 March 2005


For immediate release
Release date: 31 March 2005


                              Oxford Instruments plc


                                  BOARD CHANGE


Oxford Instruments plc announces that Dr Andrew Mackintosh has today resigned as
a Director of the Company with immediate effect.

This announcement follows the Press Release dated 18 November 2004 where it was
disclosed that Dr Andrew Mackintosh had relinquished his duties as Chief
Executive.



Enquiries: Oxford Instruments plc 
Tel: [phone]
Nigel Keen, Chairman
Martin Lamaison, Financial Director

Hogarth Partnership Limited 
Tel: [phone]
Rachel Hirst
Andrew Jaques




NOTES TO EDITORS

Born out of Oxford University, with over 40 years of continuous product
development, Oxford Instruments is a global leader in advanced instrumentation.
It is a recognised world leader in several technologies, including the
application of superconductivity, the creation of low temperatures and the
production and detection of X-rays. The Company's products are used around the
world in scientific research, industrial chemical analysis and quality control,
and semiconductor processing. Its customers include most of the world's major
international companies, as well as the leading research institutes.



                      This information is provided by RNS
            The company news service from the London Stock Exchange