QTR-Quadtone RIP

Thanks Paul.
That part is now clear to me.


--- In QuadtoneRIP@yahoogroups.com, "pr_roark" <paul.roark@...> wrote:
>
> 
> I use moslty Windows XP.  My procedure below is for that setup.
> 
> While I have mostly used the older Spyder software, with my 
> manual procedure I think there is only one minor change -- 
> where the data is stored.  It used to be stored in the 
> /Program Files directory 
> ("C:\Program Files\ColorVision\PrintFIX PRO\Data\Export").
>   
> This caused problems with Vista, which is trying to protect that directory from viruses. 
>  
> The latest version of the software stores the data in a user directory:
> "C:\Documents and Settings\[User name]\Application Data\Datacolor\Spyder3Print\Data\Export"  
> 
> I make shortcuts on my Desktop to these locations.  (Right click on Desktop, New>Shortcut)
> 
> I've made a 21-step test file that works very well with the spectro.  See http://www.paulroark.com/BW-Info/21-Step.jpg  
> I'd save this as a Tiff file. 
>  
> The test strip is easiest to use if a small white mark is put on 
> the side of the spectro orifice that you'll see as you measure 
> the 21-step test strip.  
> 
> (For strip reading procedures, the 4x21 random charts may be a better.)
> 
> Of course, the first thing one has to do with the spectro every 
> time it's used is to calibrate it (Tools>Calibrate).
> 
> To measure a test strip, click on Tools>Measure.  I hit Export 
> and name the file using the printer, inkset, paper and other 
> abbreviations in the name that might be needed.
> 
> After measuring manually from white to black (takes 1 minute), 
> hit "Done" and the data is saved as a text file in the 
> folders mentioned.
> 
> I usually open the data text files first with Excel and graph 
> (Insert>chart>line) the results to see if the curve is smooth.  
> A kink will throw off the linearization.  A smooth bow is fine.
> 
> The data is in columns with Lab L at the left, then A and B.
> 
> For the QTR Rip, the Lab L data can just be copied and pasted into the Linearization tab.
> 
> For Create ICC, I open with or copy the Lab L data to Notepad.  
> This file is saved on the Desktop with the names as mentioned above.  The file is then simply dragged to the Create-ICC icon.  
> An ICC and output text file will appear on the desktop.
> 
> I hope this helps.
> 
> Paul
> www.PaulRoark.com
>