Card carrying microfilm and associated reading lens and process of forming same
AssigneeLens-Card Systems, Inc.
InventorDavid L. Adrian
Life of this patent
Estimating the term…
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AssigneeLens-Card Systems, Inc.
InventorDavid L. Adrian
Estimating the term…
A card having an information portion upon which information appears that can be read in the normal manner; a portion carrying a microfilm upon which information is recorded and a portion carrying a lens suitable for reading the microfilm. The card is made from a paper card having an aperture formed in one end region in which is located the microfilm. A pair of flexible clear plastic sheets laminate opposite sides of the paper card including the microfilm. A lens aperture is formed through the clear plastic sheets and through the paper card at an end region opposite the microfilm. A round plastic lens is located in the lens aperture. The lens has a central magnifying portion and two outer annular gripping flanges that grip opposite sides of the card respectively, for securing the lens in the lens aperture. The flanges provide a rim that is higher than the maximum surface of the central magnifying portion on each side thereof for providing protection for the central magnifying portion of the lens.
A data card comprising:
A data card comprising:
A method of forming a data card comprising a flexible paper stock having an information portion upon which information appears that can be read in the normal manner with the naked eye, a microfilm upon which information is recorded and which is disposed at one end region of said card, a pair of flexible clear plastic sheets laminating opposite sides of said paper stock respectively, including said microfilm and a round plastic lens disposed at an end region opposite said one end region of said card whereby a reader may bend said card to align and focus the lens on the microfilm for reading the same, comprising the steps of:
A data card comprising:
A data card comprising:
A method of forming a data card comprising a thin flexible member having an information portion upon which information appears that can be read in the normal manner with the naked eye, a microfilm upon which information is recorded and which is disposed at one end region of said data card, a pair of flexible clear plastic sheets laminating opposite sides of said thin flexible member respectively, including said microfilm and a plastic lens disposed at an end region opposite said one end region of said data card whereby a reader may bend said data card to align and focus the lens on the microfilm for reading the same, comprising the steps of:
Dependencies are inferred from the claim text.