2014 Volume 77 Issue 1 Pages 10-14
Because of the rising needs for long-term preservation of digital documents using optical disc, the official standards for the long-term preservation with optical discs has been already established and introduced to the market. In this article, the author expounds the efficiency of optical discs by comparing properties of initial recording and long-term preservation on the commercial discs of which data has been accumulated since 2000 with the standard values in the JIS Z 6017 (long-term preservation for electronic imaging documents). The author also expounds the properties of initial recording and the capability of a long-term preservation at the special media disc designed for long-term preservation and the efficiency of these special discs. The significance of applying the recording drive for a long-term preservation, the handling of the optical disc and the archive guideline with the special disc are also expounded.
