(19)

(11)

EP 1 203 256 A1

(12)

(43) Date of publication: 08.05.2002 Bulletin 2002/19 (21) Application number: 00946668.1 (22) Date of filing: 29.06.2000

(51) International Patent Classification (IPC)7: G02B 21/00, G02B 21/36, G06T 5/00 (86) International application number: PCT/SE0001/376 (87) International publication number: WO 0104/683 (18.01.2001 Gazette 2001/03)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 09.07.1999 SE 9902641 24.08.1999 US 150440 P (71) Applicant: Cellavision AB 223 70 Lund (SE)	(72) Inventor: HEYDEN, Anders S-240 10 Dalby (SE) (74) Representative: Andersson, Björn E.  Awapatent AB,Bellevuevägen 46,P.O. Box 5117 200 71 Malmö 200 71 Malmö (SE)