Optical memory medium

The invention provides an optical memory medium for recording and/or reproducing information by applying a laser beam thereto, characterized by providing shading means for shading light of any undesired wavelengths for recording and/or reproducing information to protect a recording layer.

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Bibliographic Details
Main Authors KUME, MINORU, KISHIMOTO, DAISUKE, KITAMURA, HIROSHI, TATEZONO, FUMIO, MATSUURA, KOTARO
Format Patent
LanguageEnglish
French
German
Published 01.05.1996
Edition6
Subjects
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Summary:The invention provides an optical memory medium for recording and/or reproducing information by applying a laser beam thereto, characterized by providing shading means for shading light of any undesired wavelengths for recording and/or reproducing information to protect a recording layer.
Bibliography:Application Number: EP19900307446