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Optical Videodisc technology

The Philips and MCA Optical Videodisc 1,2 System will be discussed from a systems point of view. First, the unique attributes of the system will be examined, and then a short discussion will be given of the technology involved, i.e., mastering, replication and playback. Special applications, including possibilities for digital storage and combined video-digital storage, will also be discussed.
 The videodisc is 1.1 mm thick 30 cm in diameter, similar in size to the LP record of your home hi-fi system. It provides a full half hour of color video programming. The disc and the system design result in the following unique features.