Optical recording medium and process for producing the same

Details Optical recording medium and process for producing the same Optical recording medium and process for producing the same

1993-11-16

1995-04-18

Ryan, Patrick J.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428 65, 428913, 346 76L, 3461351, 3692751, 3692754, 349264, B32B 300

Patent

active

054077206

ABSTRACT:
An optical recording medium has tracking tracks and recording tracks interposed between the tracking tracks. The width of the recording tracks in a specific region is larger than that in other region.

REFERENCES:
patent: 4423502 (1983-12-01), Dil
patent: 4556967 (1985-12-01), Braat
patent: 4939023 (1990-07-01), Omata et al.
patent: 4947384 (1990-08-01), Suzuk

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