Half web
Web press whose width and cutoff allow printing eight 8 1/2 x 11 pages on one press sheet.
Web press whose width and cutoff allow printing eight 8 1/2 x 11 pages on one press sheet.
To photograph continuous-tones through a screen to convert the image into dots. The result is also called a halftone and may be either positive or negative and on film or paper.
Dots that by their varying sizes create the illusion of shading or a continuous-tone image.
Piece of film containing a grid of lines that breaks light into dots as it passes through.