Optical information recording medium including a substrate,...

Details Optical information recording medium including a substrate,... Optical information recording medium including a substrate,...

2006-05-23

2006-05-23

Watko, Julie Anne (Department: 2653)

Dynamic optical information storage or retrieval

Optical storage medium structure

Disk protection

Reexamination Certificate

active

07051348

ABSTRACT:
The invention provides an optical information recording medium, for use with a laser irradiating a laser beam having a wavelength of 380 to 500 nm through an objective lens with a numerical aperture of at least 0.7, the optical information recording medium comprising, in the following order: a substrate; a recording layer; a layer of acrylic adhesive; and a cover layer. A light reflecting layer may be provided between the substrate and the recording layer. Also a cover layer formed by an acrylic adhesive material may be provided instead of the layer of the acrylic adhesive material and the cover layer.

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patent: 2001-43566 (2001-02-01), None

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