A microfilm plotter, sometimes called an aperture card plotter, accepts a stream that might be sent to a computer pen plotter.
12.
In some industries like real estate, aperture cards survive because federal and state regulations mandate a nondigital medium for archival storage.
13.
The Walnut system retrieved the documents, copied them onto a film strip and developed it, and then inserted four such images into an aperture card.
14.
In this regard, aperture cards with Hollerith information are probably the easiest since image data can be extracted from the card itself if the scanner supports it.
15.
Included are : thick paper ( of various types ) or pasteboard used for business cards, aperture cards, postcards, playing cards, catalog covers, binder's board for bookbinding, scrapbooking, and other uses which require higher durability than regular paper.
16.
One derivation, the aperture card, holds a square of 35-millimeter film and is still widely used to archive technical drawings, especially those used by public utilities and aerospace companies like Boeing, which has an archive of 40 million cards.
17.
At just the right moment the team heard from a friend of a friend that a mother lode of maintenance documentation stored on aperture cards ( microfilm embedded in computer punch cards ) had been saved by the retired head of Ampex field engineering.
