Optical data recording system and method of production of record

Details Optical data recording system and method of production of record Optical data recording system and method of production of record

1987-11-12

1989-10-24

Robinson, Ellis P.

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Circular sheet or circular blank

Recording medium or carrier

428 65, 428694, 428913, 428920, 369272, 430945, 346 76L, 3461351, B32B 302, G11B 566

Patent

active

048761338

ABSTRACT:
A transparent substrate and a method of producing the same suitable especially for an optical system for an optical data recording medium using a linearly polarized light as a data reading light such as a magneto-optical recording medium drive unit and an optical data recording medium for reading data using a linearly polarized light.

REFERENCES:
patent: 4120922 (1978-10-01), Lemelson
patent: 4397805 (1983-08-01), Holmes
patent: 4743409 (1988-05-01), Nomura et al.
patent: 4764331 (1988-08-01), Tokuhara et al.

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