A page description language (PDL) is a language used to describe or construct a printed page (or document). The language works at a higher level than a bitmap, and is
The brand-name for a popular color matching system, or series of printed color swatches used to match, specify, identify, and display specific colors or colored ink combinations. PANTONE systems are available for
A color management system—a set of computer programs or utilities that ensure consistent color throughout the prepress processes by calibrating the color relationships among the scanners, monitors, printers, imagesetters, and other
Paper brightness is a gauge of how well the lignin component of paer has been removed from the paper pulp. Papers with large amounts of residual lignin will have lower
Gloss is a surface property responsible for luster and shininess of the sheet. The calendaring process in the paper production and finishing stage determine the overall glossiness of the sheet.
A means of categorizing paper. See Grade.
Grammage is the weight of paper specified in the metric system. Grammage can be expressed in g/m2 or in gsm.
PDF/VT is an international standard published by ISO in August 2010 as ISO 16612-2. It defines the use of PDF as an exchange format optimized for variable and transactional printing.
PDF/X is an umbrella term for several ISO standards that define a subset of the PDF standard. The purpose of PDF/X is to facilitate graphics exchange, and it therefore has
The extent to which a printing ink vehicle, solvent, or varnish (or any other liquid, such as water) is absorbed into the surface of a substrate. Inks that dry by absorption of the vehicle require