| http://www.w3.org/ns/prov#value | - TECHNICAL FIELDThe present invention relates to an optical recording medium, particularly, an optical disk which is shaped like a circular plate and is used to reproduce information.BACKGROUND ARTAs a conventional optical recording medium, for example, there is an optical disk, such as a CD-ROM and a DVD-ROM. In such an optical disk, an uneven row of pits is formed on a transparent substrate which
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