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--- J Collins <firstname.lastname@example.org> wrote: > > In re the black degradation; why do you conclude it > is the black turning > brown and not the cyan component of black fading and > leaving a brown color > which would happen if you mixed dark gray, magenta > and yellow. Photoshop > and other image editors define black (in color mode) > as a mix of dark gray > (the black ink) and the three primaries, cyan, > magenta and yellow. > Other four color process (gum bichromate etc.) also > make black from the > three primaries and the black pigment. Three color > processes (dye transfer > etc.) create black from three primaries only. I can't address Kennedy's images, since I haven't seen them. But I've gotten brown shift on gray scales printed with the "black only" ink setting in the Epson driver. You can see it on my web site, below. ===== Bob Meyer Youth and talent are no match for age and treachery. http://home.cox.rr.com/meyerfamily/epson/epson.html __________________________________________________ Do You Yahoo!? Yahoo! Photos - 35mm Quality Prints, Now Get 15 Free! http://photos.yahoo.com/ - Turn off HTML mail features. Keep quoted material short. Use accurate subject lines. http://www.leben.com/lists for list instructions.
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