| 摘要 |
<p>An optical recording medium is provided that has a substrate having in-grooves and on-grooves formed at least one surface of the substrate and a recording layer and a cover layer formed in this order on the surface of the substrate at which the in-grooves and the on-grooves are formed, wherein the recording layer and the cover layer are respectively planate and in mutual contact at the whole surface thereof, the recording layer contacts the on-grooves and does not contact the in-grooves, and portions of the recording layer that contact the on-grooves are a recording portion. Further, the present invention provides an optical recording method and an optical reproduction method.</p> |
