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Digital Swatchbook and Dot Area
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Digital Swatchbook and Dot Area

  • Subject: Digital Swatchbook and Dot Area
  • From: neil snape <email@hidden>
  • Date: Fri, 28 Dec 2001 23:18:56 +0100
Neil Snape email@hidden http://mapage.noos.fr/nsnape

----------
> From: neil snape <email@hidden>
> Date: Fri, 28 Dec 2001 23:16:31 +0100
> To: Angus Pady <email@hidden>
> Subject: Re: Digital Swatchbook and Dot Area
>
> on 28/12/2001 22:30, Angus Pady at email@hidden wrote:
>
>> How can I use a Digital Swatch Book to Calibrate an Inkjet Printer.
>> The ColorShop software has many functions the one's of interest area:
>> CIE Lab values, Dot area, and Density.
> Go to hutchcolor.com and read some of Don's finest on doing just this with the
> Colortron or Swatchbook manually.
>> The problem I have is that when I read it and use the Dot Area tool
>> the readings are too high ( plus 15-20% ). I just want it to say
>> that the dot is, for example at 29%, when it should be 25%. That way
>> I can adjust the RIP by 4 percent. Is this showing me dot gain
>> values? Has anyone used this spectrophotometer/software for such a
>> use?
> You can plug in dot gain in some rip's. You can certainly plug in gain values
> in Photoshop under custom inkset ups. Linocolor 4.2 could do this for
> separation tables. What rip are you using?
>
>> Would I be better using something like ICCTools Pro?
> Good tool set for looking at profiles and the inside info in profiles. Yet
> you're trying to correct the rip thru transfer curve function. If you build a
> profile , the profiler app takes care of dot gain and grey balance in the
> profile build.
> Neil Snape email@hidden http://mapage.noos.fr/nsnape

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