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Digital BW, The Print

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Re: [Digital BW] Re: Followup on PowerRIP for the 2100/2200

2003-01-05 by John Masiello

I don't see Epson's 9600 on the list of printers. Those anybody know if
iProof supports the 9600?

> I went through the same process myself, but I was never able to get
> really good results from the Gray Balancer. Even if the print looked
> neutral in one light, the print still had the wrong colors in another.
> 
> The best result I got before trying PowerRIP was a custom curve I
> made in Photoshop combined with the Lepp profile. It looked pretty
> good in indoors lightning, but green in daylight of course.
> 
> iProof have a free demo on their site, www.iproofsystems.com, it
> prints a watermark at the centre of the page, but otherwise works
> fine. 
> 
> --- In 
> DigitalBlackandWhiteThePrint@yahoogroups.com, "carlislematthew2000
> <carlislematthew@h...>" <carlislematthew@h...> wrote:
>> I'm currently in the middle of tweaking my Gray Balancer curves to
>> try and get neutral grays.  It's a pain in the ass and I must have
>> got through about 30 pages of test prints so far!!  I keep
>> adding/removing magenta, adding another control point, re-printing
>> and so on.  I'm getting closer to a good result, but the closer I
> get 
>> the harder it is to do that final step.
>> 
>> I don't have any PowerRIP, or RIP software, and actually don't know
>> much about that stuff.  Am I really missing out?  Am I wasting my
>> time screwing around with GB and printing ICM?
>> 
>> Also, how it is possible that you have no metamerism at all?  I
>> thought the slight metamerism on the 2100/2200 was due to an
> inherent 
>> ink issue and not something that could be removed by tweaking?  Or
> is 
>> it the case that certain inks change color more than others and
>> you've created a special ink-recipe that makes these effects cancel
>> each other out in different lighting?
>> 
>> As I write the printer churns out another test page from the GB
>> software....  Any information, help or advice given is very
>> gratefully received.
>> 
>> Thanks,
>> 
>>   Matthew
>> 
>> 
>> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "danielstaver
>> <daniel@p...>" <daniel@p...> wrote:
>>> I've spent some time now creating a curve for PowerRIP that gives
>> me 
>>> totally neutral BW prints on my 2100, good shadow detail and no
>>> metamerism whatsoever.
>>> 
>>> The results are actually so good I'm not sure where to go from
>> here. 
>>> Maybe some tweaking in the 0-25% area which may or may not be 1-
> 2% 
>>> too dark.
>>> 
>>> I've been using the Epson Gray Balancer reference chart to make
>>> comparisons between the chart and printed wedges while making
>>> adjustments. The biggest change I had to make was in the 93-100%
>> area 
>>> which all printed black. I now get very good separation in that
>> area 
>>> as well. After making the curve I did a scan of an August Sander
>>> photo from a book I got for christmas and made a print with my
>> curve 
>>> to verify. The print is virtually indistinguishable from the book
>> in 
>>> both daylight and indoors lightning.
>>> 
>>> If anyone is interested I'm sure I could make the curve available
>> so 
>>> you have something to play around with if you decide to try the
>>> program.
>>> 
>>> I've never actually had the chance to see a really good BW print
>> with 
>>> any type of inking system so I'm very interested to see how this
>> will 
>>> compare to the other prints in the upcoming exchange.
> 
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