Optically readable information disk

Details Optically readable information disk Optically readable information disk

G - Physics

11

B

352/32.4

G11B 7/24 (2006.01) G03F 7/00 (2006.01) G11B 7/254 (2006.01)

Patent

CA 1157948

PHN 9725 -9- 11-6-1980 ABSTRACT: "Optically readable information disk". An optically readable information disk which com- prises a transparent substrate plate (1) of PVC or a copolymer of vinyl chloride which is provided on one side with a reflecting optical structure (2-5) and on the other side with a radiation-cured lacquer layer (6) which is transparent to the laser light (7) used.

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