OPTS Optos

ABERFORTH PARTNERS LLP

Disclosure under Rule 2.11 of the City Code on Takeovers and Mergers

Aberforth Partners LLP ("Aberforth") provided a non-binding letter of intent to
Nikon Corporation and Goldman Sachs International on 26 February 2015 regarding
the proposed acquisition of Optos plc, as referred to in the announcement of
the Recommended Cash Offer on 27 February 2015.

In accordance with Rule 2.11(d)(i) of The City Code on Takeovers and Mergers,
Aberforth announces that it no longer intends to comply with this letter of
intent following the disposal on 11 May 2015 of 9,536,897 shares (over which it
had voting authority) in Optos plc, on behalf of clients.

Aberforth Partners LLP

12 May 2015