Some might remember my earlier frustration with this machine, trying to get one that printed cleanly enough to do inkjet internegs. After seeing the results on a R2400 (not good enough either, the dots are too coarse) I decided to try the R1800 yet again. I had hoped that by now there was a new production run on the shelves, or they came from a different factory, and my luck would be better. Turns out they are made both in China, and Indonesia; I wish I new which location had the better quality control. My current machine is from China. At any rate, this one turns out to be much better, there's no microbanding on a normal color print, and what banding does show on inkjet transparency film is so fine it doesn't show much even with a 10x loupe. The down side is that with pigments in it, even with a 2pl droplet and 5770dpi the final print (on glossy silver-gel paper) looks like fair BO, IOW still too coarse for my tastes. I will probably try some dyes in it soon-I think the transparency of the dye ink might reduce the visibilty of the dot pattern. It's the only reason I can think of why the R300 did a great job of this, and no pigment printer I've tried so far has even come close. On the up side: QTR 2.3 supports this printer, and has 3 curves, one of which is for BO, so I tried that. I have to say I think this may be the best BO machine ever, at 2880 the prints are almost as fine grained as a good 2K print. I also cobbled together a non-linearized mostly BO neutral curve (I had to add a miniscule amount of blue & cyan to neutralize it) for Premium semi-matte, so I could try the Epson glop. I must not have the glop lay-down even close to right, because it did nothing useful. In the end I gave the prints a light glop spray which got the bronzing and gloss differential down to tolerable levels. A side note for all us 'amateurs mixing inks' out there: the R1800 blue...well.. isn't blue. It is a dark blue-magenta color (blurple?) that eliminates the need in many cases of using the less stable magenta for balancing out a mix. a little cyan added in gets you to neutral fairly quickly with less color ink than the other way. Anyone have some QTR curves they like to trade? Steve Karafyllakis
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Another round with the R1800
2005-08-24 by Steven Karafyllakis
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