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Glossary...
Crane Logo your bound galley expert
The definitive source for industry terms
When a term has more than one meaning, all explanations are displayed.
Scan   To convert an image to a digitized format that can be stored on a computer. In the four color printing process, to scan is specifically to break down an illustration into the four separate images - separations - which when combined will make up the full color picture. In making a halftone it converts the picture into uptp many different levels of greys. Depending upon the equipment used determines the levels of grey possible. There are different types of scanners which printers use today. There are drum scanners and there are table top scanners. There are even little hand held scanners now used for computer scanning.  

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