Pages

August 11, 2005

Vocabulary List 2

Trapping:
A print phenomenon. describes how well printing inks bond to each other. Printing inks printed on top of each other wet-on-wet don't bond 100%.

choke:b
When the background is shrunk to avoid misregitration. also see trapping.

spread:

bleeding:
When two colors bleed into each other, i.e. they mix, it is called bleeding. It is problem especially pertaining to ink from ink-jet printers. To avoid bleeding, it is necessary that the ink dries fast.

Duotone:
A grayscale image printed with two printing inks instead of one. If you want to reproduce fine details in a black ad white image, make it a softer or tint it a color other than pure black, you used duotones. You usually print with black plus one spot color of your choice.

Tritone:


Quadtone:


Opacity:

ICC:
international Color Consortium, a group of soft-and hardware manufacturers in the graphic industry working to find a common color management standard.

Profile:
Each apparatus in the production process has its strong and weak sides. Those characteristics can be measured and stored in profiles by using a color management progra.

CMM:


Gamut:


Metamerism:
When two colors that look identical in a particular light look completely different in another.

brightness:
The intensity of colors, also called luminance.

Densitometer:
An instrument used to measure different printing parameters, for example dot gain and fll tone density. Available both for measuring film and relective surfaces.

CIE-LAB:
Color model based on a standard observer. The human perception of color is described with three sensitivity curves called tristimulus values.

postscript:
A page description language from adobe, standard for graphic outputs.

Basis weight:


Grain direction:
has to dowith the direction the paper's grain is going ( i think).

DPI:


Work & Turn:
pages are fliped from side to side

Work & Tumble:
pages are fliped end to end

OPI:

ASCII:


Binary:


Dumy:
A test sample of an imposition, a binding or a complete printed product. It is usually hand made.

0 What do you think?: