(19)

(11)

EP 1 000 377 A1

(12)

(43) Date of publication: 17.05.2000 Bulletin 2000/20 (21) Application number: 98937677.7 (22) Date of filing: 06.08.1998

(51) International Patent Classification (IPC)7: G02B 27/22, H04N 13/00 (86) International application number: PCT/GB9802/360 (87) International publication number: WO 9908/145 (18.02.1999 Gazette 1999/07)

(84) Designated Contracting States: DE GB (30) Priority: 07.08.1997 GB 9716689 (71) Applicant: ISIS INNOVATION LIMITED Oxford OX1 3UB (GB)	(72) Inventors: PAIGE, Edward, George, Sydney Oxfordshire OX33 1DH (GB) NEIL, Mark, Andrew, Aquilla Oxfordshire OX2 9LB (GB) SUCHAROV, Leon, Oliver, Dylan Oxfordshire OX3 9LQ (GB) (74) Representative: Perkins, Sarah et al Stevens, Hewlett & PerkinsHalton House20/23 Holborn London EC1N 2JD London EC1N 2JD (GB)