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Digital BW, The Print

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Re: [Digital BW] 1290 MIS VM curves problem

2002-09-21 by Bo Wrangborg

Hallo,

Ones I forgot to Grayscale--->RGB before choosing the w1-curve.
I remember the same stepwedge as you. Could you have forgotten that?

?
Bo

 

--- In DigitalBlackandWhiteThePrint@y..., "Paul Roark" 
<paul.roark@v...> wrote:
> scrber [stephen.bate@m...] wrote:
> 
> >... MIS VM hextone set for the Epson 1290 (with Paul's new curves).
> >... printed the 21 step wedge on EAM and have found the following:
> 
> >cool : Nicely separated, seems very even and just what I'd expect.
> 
> >NC : as above
> 
> >Warm : yikes.  There is a huge separation between the 75 and 80
> >steps,...
> 
> That is where the steep toner curve starts.  Other 1290s seem to 
handle it
> well.  So, your machine might be slightly off or something in your 
settings
> may be different.  Before, tweaking the curve, I'd re-check the 
settings.
> 
> > There are no smooth graduations between midtones (all of
> >which seem extremely light) and the shadows - for sure this is not 
a
> >smooth ramp.
> 
> Now it is sounding like the cyan (main midtone) was missing.  Be 
sure to do
> a nozzle check.  However, if the cyan ink(s) are not firing right, 
none of
> the curves would print well.
> 
> I'd check the rest of the system before tweaking any curves.  Also, 
I'll
> send you curves off list just in case the warm curve that MIS 
posted is
> corrupted.
> 
> 
> Paul
> http://www.PaulRoark.com

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