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GLOSSARY |
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| Know what it is, but not what it is called? Here is a collection of common prepress and press terms. (It's the educational part of our website). |
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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
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Densitometer - A device used to measure the density of printed ink. Also used to check calibration of image setters.
Density - The thickness of a layer of ink on a printed sheet.
Die cutting - The process of cutting shapes out of paper using preformed or custom formed steel rules.
Dot Gain - When a printed screen dot prints larger than it's appearance on a negative or proof. The result is a darker printed image. Ink absorbsion, paperstock and calibration are factors that contribute to dot gain.
Double hit - When type or image blurs or appears ghosted on printed sheet. This occurs when there is a second contact with paper and blanket.
Down Time - The length of time a press is held while waiting for client approval of printed sheet.
Dryback - The tonal shift of color from when an ink is applied to when it has dried.
Dummy - Comp/Comprehensive.
Duotone - A two color halftone of a continuous tone image. Each color emphasizes a separate tonal range to achieve an image with more visual depth.
Duplex - A factory milled sheet of paper with two different color values on its front and back. |
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