| 摘要 |
<p>An optical disk recording medium for which stable tracking servo and high-density recording/reproduction are possible, an optical disk device for the medium, and a method for producing the master of the medium. The optical recording medium is a disk-like magneto-optical recording medium having a data recording area provided in a groove part, intergroove part, or both groove and intergroove parts formed spirally or concentrically and divided into segments and prepit areas having a pair of wobble pits.</p> |
