Magneto-optical disc having a protective film with minimal proje

Details Magneto-optical disc having a protective film with minimal proje Magneto-optical disc having a protective film with minimal proje

1996-06-19

1998-04-28

Neyzari, Ali

Dynamic information storage or retrieval

Storage or retrieval by simultaneous application of diverse...

Magnetic field and light beam

360114, G11B 1100

Patent

active

057454434

ABSTRACT:
A magneto-optic disc comprised of a substrate on which are formed a recording layer and a protective film and on which information is recorded by a magnetic head floating above the magneto-optic disc by a predetermined floating distance at least at the time of recording the information, wherein the height of the projections on the surface of the protective film of the magneto-optic disc is smaller than the floating distance of the magnetic head.

REFERENCES:
patent: 5107471 (1992-04-01), Miyake et al.
patent: 5303100 (1994-04-01), Nakayama et al.

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