![]() ![]() Uses for transparencies are as varied as the organizations that use them.Ĭertain classes, such as those associated with mathematics or history and geography use transparencies to illustrate a point or problem. For inkjet printers, coated transparencies are available that can absorb and hold the liquid ink-although care must be taken to avoid excessive exposure to moisture, which can cause the transparency to become cloudy they must also be loaded correctly into the printer as they are only usually coated on one side. Specialist transparencies are available for use with laser printers that are better able to handle the high temperatures present in the fuser unit. Transparencies can be printed on laser printers or copiers. Many companies and small organizations use a system of projectors and transparencies in meetings and other groupings of people, though this system is being largely replaced by video projectors and interactive whiteboards. These are then placed on an overhead projector for display to an audience. ![]() Overhead projector in operation, with a transparency being flashedĪ transparency, also known variously as a viewfoil, foil, or viewgraph, is a thin sheet of transparent flexible material, typically polyester (historically cellulose acetate), onto which figures can be drawn. JSTOR ( December 2009) ( Learn how and when to remove this template message).Unsourced material may be challenged and removed.įind sources: "Transparency" projection – news Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
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