Optical disc

Details Optical disc Optical disc

1993-04-27

2000-05-23

Letscher, George J.

Dynamic information storage or retrieval

Storage medium structure

Specified material

G11B 370, G11B 584

Patent

active

060672854

ABSTRACT:
An optical disc having a recording film formed on one surface of a plastics substrate transparent to light, a first protection film formed on the recording film, a moisture proof film formed on the other surface of the substrate, and a second protection film formed on the moisture proof film.

REFERENCES:
patent: 5274623 (1993-12-01), Usami et al.
Extended Abstracts (The 49th Autumn Meeting, 1988): The Japan Society of Applied Physics, No. 3.
Extended Abstracts ( The 35th Spring Meeting 1988): The Japan Society of Applied Physics and Related Societies, No. 3.

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