Optical information storage medium

Details Optical information storage medium Optical information storage medium

1986-11-26

1988-10-04

Kittle, John E.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428412, 428416, 428432, 428697, 430945, 3461351, G03C 504

Patent

active

047755687

ABSTRACT:
An optical information storage medium comprising a transparent substrate and an information carrying layer positioned on one side of the substrate, wherein the information carrying layer contains at least 30 per cent by volume of tin and at least 15 per cent by volume of cobalt oxide. The information carrying layer may be formed directly on one surface of the substrate.

REFERENCES:
patent: 4188214 (1980-02-01), Kido et al.
patent: 4461807 (1984-07-01), Mori et al.
patent: 4499178 (1985-02-01), Wada et al.

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