RNS Number:5668N
Applied Optical Technologies PLC
15 July 2003

APPLIED OPTICAL TECHNOLOGIES PLC ("the Company")

Directors Dealings

The Company was notified today of the following purchase of ordinary shares of
5p each in the Company at 27.5p per Share:

David Mahony, chairman, purchased 17,727 shares and is now interested in a total
of 207,527 shares representing 0.39 per cent of the issued share capital of the
Company.

ENDS




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