Optical information recording medium

Details Optical information recording medium Optical information recording medium

G - Physics

11

B

352/32.4

G11B 7/24 (2006.01) G11B 7/007 (2006.01)

Patent

CA 1332466

ABSTRACT An optical information recording medium comprising: a light transmitting substrate; a light absorptive layer overlaying the substrate to absorb a laser beam; and a light reflective layer overlaying the light absorptive layer, wherein said substrate has a surface layer, adjacent to the light absorptive layer, which is deformable by energy generated upon absorption of the laser beam by the light absorptive layer, to form optically readable pits.

599417

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