Optically writable record of digital information and recording apparatus therefor.

摘要

An optically writable record of digital information is provided on an optically writable record disk having a reflection factor substantially higher than seventy percent, and is composed of first digital information including a plurality of program data and respective address data indicative of the individual addresses of the respective program data and being recorded with the latter sequentially along first track in a first annular recording area of the record disk, and second digital information including table-of-contents data indetifying the plurality of program data, respectively, and being recorded sequentially along a second track which is in a second annular recording area of the record disk and which has a concluding end contiguous to a starting end of the first track so that, upon playback of the digital information record, the table-of-contents data and the plurality of program data and respective address data can be reproduced successively without interruption by a standardized compact disk player.