Optical storage structure

Details Optical storage structure Optical storage structure

G - Physics

11

B

352/32.4

G11B 7/24 (2006.01) G11B 7/257 (2006.01)

Patent

CA 1259134

ABSTRACT OF THE DISCLOSURE A radiation recording structure for use in an infor- mation storage device having focused write and read radiation beams, said recording structure comprising a substrate supported reflective layer, a three-layer structure on said reflected layer comprising a tune phase layer, an active globular layer and a matrix layer, in that order, the matrix and phase layers being substantially transparent to the radiation beams; a dust defo- cusing layer for defocusing the image of dust on the dust defocusing layer, and an aluminum adhesion layer adhering the dust defocusing layer to the matrix layer, the adhesion layer being substantially transparent to said radiation beams.

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