Power Determining Method, Single-Sided Multilayer Optical Disk, Recording Method, Computer Program Product, Computer-Readable Medium, And Optical Disk Apparatus

摘要

A power determining method is disclosed for determining the light emitting power of a light source upon recording information on an optical disk having plural rewritable recording layers, the method involving obtaining an optimum erasing power with respect to an optimum recording power by recording test data on the optical disk.