(19)

(11)

EP 0 121 523 A1

(12)

(43) Date of publication: 17.10.1984 Bulletin 1984/42 (21) Application number: 83903012.0 (22) Date of filing: 28.09.1983

(51) International Patent Classification (IPC):  G02B 27/ 22( . ) H04N 5/ 64( . ) H04N 13/ 04( . ) G03B 35/ 00( . ) H04N 13/ 00( . ) (86) International application number: PCT/NO1983/000038 (87) International publication number: WO 1984/001680 (26.04.1984 Gazette 1984/11)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 14.10.1982 NO 19820003425 (71) Applicant: SAKARIASSEN, Arnvid N-Oslo 4 (NO)	(72) Inventor: SAKARIASSEN, Arnvid N-Oslo 4 (NO) (74) Representative: Modin, Jan, et al  c/o Axel Ehrners Patentbyra AB Box 10316 S-100 55 Stockholm S-100 55 Stockholm (SE)