Vocabulary: UNIMARC: Visual projections, etc.: Presentation format - videorecording
Concepts: Laser optical (Reflective) videodisc

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Laser optical (Reflective) videodisc

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English

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Published

English	preferred label	Laser optical (Reflective) videodisc	Published
English	notation	g	Published
English	definition	A grooveless, smooth round plastic disc with a mirror-like surface, usually 12" in diameter, on both sides of which is stored video information. The disk is read by a weak laser beam. This system became available to the public in 1978 and is currently used in home and industrial applications.	Published