Coated disk substrate having a small thickness region
Compact disk storage device
Disc-shaped information carrier and method of manufacturing it
Disc-shaped information carrier and method of manufacturing it
High density disk recording medium and apparatus using the same
Information recording discs
Information recording discs
Information recording medium and method of recording or reproduc
Interlocking disk stack that prevents disk slip in a storage dis
Method of manufacturing an optical recording/reproducing disc
Optical disc and method for manufacturing same
Optical disk having a groove and a projection for combining...
Optical disk with glass substrate and method of producing same
Optical disk, disk substrate, and drive
Optical information medium
Optical information medium
Optical recording disc
Optical recording medium and method for producing same
Optical recording medium having a land height ratio
Optical recording medium its manufacturing method and...