Datacolor User to User Support Group.

Normally I don't reply to myself,

but I just put it all up to my web space including
some screen shots under these URL:

http://www.rj-photo.de/printfix-pro/index.html

It's a bit better to understand then the text only.

Ronald
-- 

> Hi all,
> 
> I've found a free tool from GretagMacbeth which can be very
> helpful in comparing two measurements visually. The utility is
> called ColorLab and can be downloaded from GretagMacbeth.
> It's found as an additional download under the ProfileMaker product
> or perhaps you can get it directly from this URL:
> 
> http://www.gretagmacbeth.com/downloads/400_colorlab_pc-en.zip
> 
> A Mac version is also available!
> 
> All you have to do is to export your measurements via the Tools->Export
> menu function. After that you must format the exported data a little bit to
> make it readable for the ColorLab tool:
> 
> Exported data - only 15 lines:
> 
> 21,39    -2,68    1,32
> 21,41    4,44    -6,63
> 23,86    9,74    -21,62
> 24,63    13,16    -28,93
> 24,98    15,56    -33,75
> 24,14    9,16    4,80
> 21,66    7,89    -0,53
> 24,25    14,21    -11,19
> 25,37    18,10    -19,00
> 25,67    20,55    -24,85
> 34,21    33,57    17,26
> 29,27    27,73    6,22
> 29,39    29,09    -3,90
> 29,27    30,49    -11,05
> 29,11    31,72    -17,33
> 
> After reformating:
> 
> Sample_Name Lab_L    Lab_a    Lab_b    
> END_DATA_FORMAT              
> BEGIN_DATA             
> A1    21,39    -2,68    1,32
> A2    21,41    4,44    -6,63
> A3    23,86    9,74    -21,62
> A4    24,63    13,16    -28,93
> A5    24,98    15,56    -33,75
> A6    24,14    9,16    4,8
> A7    21,66    7,89    -0,53
> A8    24,25    14,21    -11,19
> A9    25,37    18,1    -19
> A10    25,67    20,55    -24,85
> A11    34,21    33,57    17,26
> A12    29,27    27,73    6,22
> A13    29,39    29,09    -3,9
> A14    29,27    30,49    -11,05
> A15    29,11    31,72    -17,33
> END_DATA             
> 
> Usually you will need the complete 225 data cells, but to show
> the concept this might be ok. I can supply an Excel or OpenOffice Calc
> template, if anybody wants to try it. Now you only have to start the
> ColorLab, Open your text file (one or more), which will be rendered
> as test targets and compare the data via Specials->Comparing. Also
> quite nice is the 3D view under Tools.
> 
> The whole procedure it a whole lot easier to do then to describe -
> see a screenshot here:
> 
> http://www.rj-photo.de/printfix-pro/ColorLab-Screenshot.jpg
> 
> Measurement files are also there:
> 
> http://www.rj-photo.de/printfix-pro/ESP2100-Archival-1440_ex.txt
> http://www.rj-photo.de/printfix-pro/ESP2100-Archival-720_ex.txt
> 
> and the Excel or OpenOffice Calc template:
> 
> http://www.rj-photo.de/printfix-pro/ColorLab-Data.xls
> http://www.rj-photo.de/printfix-pro/ColorLab-Data.ods
> 
> I think it's really helpful to compare your measurements this way.
> It's even interesting to see the differences printing the targets with
> 720 or 1440 dpi.
> 
> 
> Ronald