optical disk :

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optical disk

  • n  a disk coated with plastic that can store digital data as tiny pits etched in the surface; is read with a laser that scans the surface
News & Articles

  • Flashback: Tracking NRV history
    1988 (25 years ago) - “Crumbling old documents are being saved for the future, thanks to modern technology. Topologic Systems, Inc., of Blackburg utilizes what its founder calls a ‘smart photocopier’ that electronically photographs documents and stores them on an optical disk.” - “Tom Beasley, who won two Super Bowl rings as a member of […]
    Sept. 29, 2013 - Roanoke Times

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