Whereas xerography and inkjet printing employ a halftone process and ink to reproduce digital images on paper, digital-C is a photographic continuous tone process rather than halftone or error diffusion which are common on offset press or ink-jet.
12.
There was not one halftone process, but a considerable number of them, the earliest dating nearly as far back as the introduction of practical photography in 1839 . They varied widely in their degree of practicality and the quality of their results.
13.
Where continuous tone imagery contains an infinite range of colors or greys, the halftone process reduces visual reproductions to an image that is printed with only one color of ink, in dots of differing size ( amplitude modulation ) or spacing ( frequency modulation ).
14.
"' Stephen Henry Horgan "'( February 12, 1854 & ndash; August 30, 1941 ), was the inventor of the halftone process of engraving while working as the art director for the " New York Herald ".
