Optical disc recording medium and method of manufacturing...

Details Optical disc recording medium and method of manufacturing... Optical disc recording medium and method of manufacturing...

2003-05-30

2008-10-07

Edun, Muhammad N. (Department: 2627)

Dynamic information storage or retrieval

Storage medium structure

Optical track structure

C369S283000, C369S103000

Reexamination Certificate

active

07433293

ABSTRACT:
An optical disc recording medium of the present invention comprises a first substrate (11) having a physically pre-formatted surface; a reflective film (12) formed on the pre-formatted surface of the first substrate (11); a transparent layer (13) with a thickness of 50-430 μm formed on the reflective film (12); a second substrate (15) composed of transparent material and located at a distance of certain spacing from the transparent layer (13); and a recording layer (14) for hologram recording filled between the transparent layer (13) and the second substrate (15).

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