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Those who have indulged in the arcade game "Dragon's Lair" have some intuition of the potential of interactive videodisks. In "Dragon's Lair," alternate story lines for an animated adventure are selected by the actions of the player.
Laser videodisks contain about 54 000 frames, any of which can be accessed in seconds and viewed either one at a time (for example, reviewing roentgenograms or slides of specimens) or shown as a video at 30 frames/second. Programs can be directed by brief instructions given on the disk or directed by an external personal computer through a more complex program. Although videotape
Sight Through Sound: An Interactive Introduction to Medical Diagnostic Ultrasound.. Ann Intern Med. ;101:285. doi: 10.7326/0003-4819-101-2-285_1
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Published: Ann Intern Med. 1984;101(2):285.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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