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DVD
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Film cut type
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DVD (also known as "Digital Versatile Disc" or "Digital Video Disc" - see Etymology)
is a popular optical disc storage media format. Its main uses are video and data storage. Most DVs are of the same dimensions as compact discs (CD) but store more...
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Film distribution medium
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Laserdisc
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Film distribution medium
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The Laserdisc (LD) is a home video format and the first commercial optical disc storage medium. Initially marketed as Discovision in 1978, the technology was licensed and sold as Reflective Optical Videodisc, Laser Videodisc, Laservision, Disco...
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Videotape
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Videotape is a means of recording images and sound onto magnetic tape as opposed to movie film.
In most cases, a helical scan video head rotates against the moving tape to record the data in two dimensions, because video signals have a very high...
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