INFORMATION RECORDING MEDIUM

PURPOSE:To prevent attracting of dust to the surface of a recording layer, degeneration of the recording layer, deformation of a substrate, and flaws on the substrate by joining a pair of disc-shaped transparent substrates, which have recording layers on one faces, into a sandwich with specific insi...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: TANI YOSHIO, NARUO KIYOUICHI
Format: Patent
Sprache:eng
Schlagworte:
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