Printing, Display & Output
9 terms
Delta E
Printing, Display & Output
ΔE
A numerical measure of the perceived difference between two colours, used to quantify display and print accuracy.
ΔE = distance in CIELAB space
Display Pixel Density
Printing, Display & Output
ppi
The number of pixels per inch on a screen, which determines how much image detail it can actually show.
Dmax
Printing, Display & Output
density units
The maximum density a print can achieve, measuring how dark its blacks are.
Dmax = log₁₀(1 / reflectance)
Dot Gain
Printing, Display & Output
%
The tendency of printed halftone dots to spread as ink is absorbed, making the result darker than intended.
DPI
Printing, Display & Output
dpi
Dots per inch: the number of individual ink droplets a printer places along an inch of paper.
Dry Mounting
Printing, Display & Output
°C
Bonding a print to a board using a heat-activated adhesive tissue in a press.
Duotone
Printing, Display & Output
count
A print made from two inks, typically black plus one colour, giving a monochrome image more tonal depth than black alone.
Dye Ink
Printing, Display & Output
Ink whose colourant is dissolved in liquid and absorbed into the paper's coating.
Dye-sublimation
Printing, Display & Output
A printing process in which solid dye is heated into a gas that diffuses into a receiving surface and solidifies there.