Sublimation printing is used to print photographic quality pictures. With the recent spurt in technology, the cost of sublimation printing has gone down drastically and digital camera owners are lapping it up. A sublimation printer loads a long roll of film that is transparent. These look like rolls of colored cellophane of red, yellow, blue, and gray. The printing dyes get embedded in this film. Commonly used subtractive primary dyes are used that are cyan, yellow, magenta, and black (CMYK). When the printhead traverse over the film, it heats up. Because of this the dyes vaporize and penetrate the glossy surface of the paper and form a permanent image. As a result of the permeation, the printing is fade resistant over a long period of time.
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