Glossary of Terms - D
Dots per Inch. A measurement of resolution of the scanned image.
The degree of color or darkness of an image or photograph.
Metal rule or imaged block used to cut or place an image on paper in the finishing process.
Large and/or decorative type used for headlines and as graphic elements in display pieces. Common sizes are 14, 18, 24, 30, 36, 48, 60, and 72 point.
Dot gain or spread
A term used to explain the difference in size between the dot on film v paper.
Drop shadows are those shadows dropping below text or images which gives the illusion of shadows from lighting and gives a 3D effect to the object.
A type of scanner on which original artwork is attached to the outside of a spinning glass drum. The image is scanned by photo multiplier tubes (PMTs) and is captured to a disk file. This type of scanner gives the best quality result.
A halftone image printed with two colors, one dark and the other light. The same photograph is halftoned twice, using the same screen at two different angles.