Patent ID: 8509049

Claim:
A multi-layer optical disc comprising: first and second layers; a burst cutting area on which particular information is recorded; and a system lead-in area, wherein the second layer is disposed at a greater distance from a light incident side than the first layer, the first layer is capable of recording or reproducing by light with a wavelength of 405 nm, the second layer is capable of recording or reproducing by light with a wavelength of 405 nm or 650 nm or more, and the particular information includes version information, the system lead-in area includes information corresponding to the version information, and the optical disc is configured to store first power-related information relating to a first peak power level and a first level subsequent to the first peak power level for the first layer, and second power-related information relating to a second peak power level and a second level subsequent to the second peak power level for the second layer.