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aperture card

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
aperture card
A punch card that holds a frame of microfilm.
aperture card [′ap·ə‚chər ‚kärd]
(graphic arts)
A card designed with apertures for mounting or inserting frames of microfilm.


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An aperture card is a two-fold card with a pre-cut shape in the front of the card.
MEDALS supports an online order feature called Electronic Drawing Order Requests (EDOR) that allows authorized users to initiate an order request for engineering drawings distributed on CD-ROM, aperture card, and paper.
The systems both utilize interchangeable film carriers that allow users to scan traditional 16mm film, as well as other formats, including microfiche, jackets, 35mm roll film and aperture cards.
 
 
 
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