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Digital BW, The Print

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R200 - BO Report

2005-08-20 by Clayton Jones

Hello All,

I got my top-fill R200 carts today and put some Eboni in it and am
happy to report that it does very good BO.  I found the smoothest
dither with the "Photo Quality Ink Jet Paper" setting.  The R200 has
more dither banding than my 2200 did, but is only visible with a loupe
(some of the other paper settings had very bad banding that was
visible unaided).  Oddly, while comparing with an identical 2200
print, under the loupe the R200 looks worse (more banding), but to the
eye it looks smoother. Must be just a better dither pattern that the
banding isn't bad enough to ruin.

Another plus is that the density and contrast at that setting is
nearly identical to the 2200.  So basically I can print all my images
with little if any adjustments.  I have two prints in front of me here
that are nearly indistinguishable.

This makes me very happy because in my 2400-QTR-BO experiments so far
I have not been able get results anywhere near as good as the 2200.
I have matched the contrast and density ok, but it's the dither
algorithms that are inadequate.  The best of them is still coarser
than the 2200.  It's ok for some images, but over all not as
satisfactory as what I've been used to.  So now I can continue to
do BO prints while I experiment more with the 2400.

As for the R200 banding, I'm going to try some head alignments.  With
the 2200 I was able to reduce it significantly by using what was
theoretically a not optimal setting.  I'll report if I find something
that works.  That's all for now.

Regards,
Clayton


Info on black and white digital printing at    
http://www.cjcom.net/digiprnarts.htm

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