Holding(s) in Company

Oxford Instruments plc has been notified by Legal & General and Hermes UK Small
Companies Focus Fund of their starting point declaration under the DTR Source
Book as at 20 January 2007 as follows:

Legal & General Group plc has an interest in 1,656,002 Ordinary Shares of 5p
each which, represents 3.37% of the issued share capital of the Company. The
number of voting rights is also 1,656,002.

Hermes UK Small Companies Focus Fund has an interest in 5,476,726 Ordinary
Shares of 5p each which, represents 11.175% of the issued share capital of the
Company. The number of voting rights is also 5,476,726. This disclosure was
made by Hermes Investment Management Limited as agent on behalf of Hermes UK
Small Companies Focus Fund.