re: Re:Linocolor calibration
re: Re:Linocolor calibration
- Subject: re: Re:Linocolor calibration
- From: Dan Reid <email@hidden>
- Date: Wed, 10 Oct 2001 12:03:11 -0600
On Wed, 10 Oct 2001 10:15:58 +0200, Henrik Holmegaard
<email@hidden> wrote:
>
>You need to load TIFF RGB as the calibration (profile) to null the scanner.
>
>Also ensure that your color assistants are turned off and everything else is
>
>set to standard. I also set the filter (aka sharpening) to none. Then use
>
>the Calibration scan to disk function everything should work well. Loading
>
>the TIFF RGB profile is sharpening base ICC profile for scanner calibration.
>
>
This is wrong.
>
>
Linocolor 5X was not entirely based on ICC profiles. One of the
>
internal options was to convert from scannerRGB to TIFFRGB on the
>
fly. This option appeared in the Import plug-in for each scanner (at
>
least those I know of). I do not have LC5X loaded on any of the Macs,
>
but if I remember rightly the option was called Standard RGB in the
>
Import plug-in.
>
>
Linocolor 6X is based entirely on ICC profiles. There is no internal
>
conversion, not even an internal default CMYK conversion. If you
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remove all CMYK profiles from the ColorSync folder (you can only do
>
this in CS versions prior to 3.0), the image window goes gray if you
>
select CMYK simulation with a color image open.
>
The reason is that the simulation chain can't be built (other
>
software will default to an internal, unknown CMYK which IMO is
>
deceptive, but then again I prefer my CMYK dry and neither stirred
>
nor shaken -:)).
>
>
The ICC profile you load in the 'Calibration' popup in the Import
>
plug-in has nothing to do with the 'Calibration Scan to Disk' command
>
(which is misspellt as 'Calibration Scan to disk' and has remained
>
misspellt for as long as I can remember).
>
snip>
Oops. Henrik is right. I mistakenly was writing about Lino v5 set-up and
not v6. My fault. Thanks.
--
Dan B. Reid
RENAISSANCE PHOTOGRAPHIC IMAGING
Color Imaging Solutions Provider
http://www.rpimaging.com | email@hidden
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