Inventing Postscript, the Tech That Took the Pain out of Printing
Cars That Think
APRIL 23, 2022
Laser printer A device that, like a xerographic copier, draws an image on a drum, but with a laser beam instead of lenses; applies toner to the charged image area; and transfers the toner to a sheet of paper, melting it into the paper to set the image. And the ubiquitous Portable Document Format (PDF) is based on PostScript.
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