Re: GRACoL & SWOP Tolernaces
Re: GRACoL & SWOP Tolernaces
- Subject: Re: GRACoL & SWOP Tolernaces
- From: Roger Breton <email@hidden>
- Date: Thu, 24 Apr 2008 20:07:47 -0400
Danny,
These are terrific suggestions!
I currently use PatchTool latest version to certify both my printer and my
Eizo monitor and it is a relief to know that my workflow is fully
conforming.
You need an EyeOnePro though ...
Regards / Roger Breton
> Todd,
>
> If you want to go the route of using the IT8.7/4 for certification, may I
> suggest the two applications I wrote on the subject:
>
> AN-3 Using PatchTool for IDEAlliance PRINTER proofing certification
> http://www.babelcolor.com/download/AN-3 Using PatchTool for IDEAllianc
> e PRINTER proofing certification.pdf
>
> AN-4 Using PatchTool for IDEAlliance MONITOR proofing certification
> http://www.babelcolor.com/download/AN-4 Using PatchTool for IDEAllianc
> e MONITOR proofing certification.pdf
>
> Danny Pascale
> email@hidden
>
> www.babelcolor.com
>
>
> ----- Original Message -----
> From: "Todd Shirley" <email@hidden>
> To: "'colorsync-users?lists.apple.com' List"
> <email@hidden>
> Sent: Thursday, April 24, 2008 6:23 PM
> Subject: Re: GRACoL & SWOP Tolernaces
>
>
>> Hooray! These look pretty official. Thanks Doug!
>>
>> Of course I would prefer to see this information on the front page of
>> SWOP.org and GRACoL.org and have it listed as 'Official Tolerances"
>> rather than "numeric criteria for a system to be certified", but it's the
>> best I've seen yet. Why do you think this info is so buried?
>>
>> -Todd
>>
>> On Apr 24, 2008, at 6:03 PM, Doug Landon wrote:
>>
>>> http://www.swop.org/certification/PROOFING CERTIFICATION PROCESS_v12.pdf
>>>
>>> 5. Five (5) numeric criteria must be met in order for a system to be
>>> deemed to have passed
>>> certification and to be labeled as ³Certified.²
>>> If the difference between the characterization data set and the
>>> IT8/7.4 target is an
>>> average delta E ¾1.5 for all patches and a maximum delta E ¾6.0 for at
>>> least 95% of
>>> all patches.
>>> If the solid patches cyan, magenta, yellow, red green and blue on the
>>> IT/7.4 are
>>> delta E ¾5.0 from the characterization data set.
>>> If the difference between the characterization data set and patches on
>>> the IT8/7.4
>>> target has white point of a delta L +-2.0, a delta a +-1.0 and a delta b
>>> +-2.0
>>> (excluding florescence).
>>> If the difference between the 50/40/40 gray balance target and the
>>> characterization
>>> data set has a delta E ¾1.5
>>> If the difference for each patch in the Ugra/FOGRA Media Wedge
>>> CMYK-EPS
>>> V2.0x and the ADS Proofing Certification Strip between Page 1 of 2 and
>>> Page 2 of
>>> 2 (or Page 1 of 3, Page 2 of 3, and Page 3 of 3 if using the 12x17
>>> pages) of the form
>>> is delta E ¾1.5.
>>> --
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