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Colors faded and greenblue became red-blue
PostPosted: Wed Mar 08, 2006 11:26 am
by AnnaKarina
Hello,
I was happy with my scanner until someday, I don't rememeber how or why, the colors became greyish, and greenblue turns out to red-blue, although the rest of the colors are slighty tooo cyan.
I also noticed that the first scan I do after I turn the scanner on is more faded but more "true blue" then the following scans. In the preview everything looks great, but in Photoshop its awful.
Could my scanner (Microtek i900) be the problem? Its a only year old, but I used hin a lot and had the power on for long time very often.
Please help!
Thanks a lot!
Anna Karina
PostPosted: Wed Mar 08, 2006 12:46 pm
by tobbbie
Hello Anna,
...if you are using Silverfast with Color Calibration on, then check in the
settings if the created ICM Profile is still activated for the Input path.
For me, SF forgets this setting after you have cancelled a scan.
You must re-activate it manually.
Be carefull, there are TWO items to check:
- on top if ICM shall be used or not
- more down you specify the ICM profile to use
SF forgets the first one and keeps the second intact.
bye
tobbbie

PostPosted: Wed Mar 08, 2006 1:46 pm
by AnnaKarina
tobbbie wrote:...if you are using Silverfast with Color Calibration on, then check in the
settings if the created ICM Profile is still activated for the Input path.
:-)
Hello Tobbie,
thank You!
I checked that but that was all ok.
I use IT8 calibration, the Kodak-Reference-Picture looks perfect on the preview, but not in Photoshop...
I also tried some different selctions in ICM-Profile..
I really drives me crazy, I have a lot of work, 100 watercolor-Illustrations ..
I can't figure out were the problem lies- if it is the scanner ( I don't know- can the scanning light loose its power?) shouldn't it show up on the preview..?
AnnaKarina
PostPosted: Wed Mar 08, 2006 2:02 pm
by AnnaKarina
<img src="/img/forum/messedup_copy.jpg">
So now- what?!
It should look like this...
<img src="/img/forum/preview.jpg"
Desperate,
AnnaKarina
PostPosted: Wed Mar 08, 2006 2:15 pm
by AnnaKarina
My scanner - a mystery.
Ok, the blackstripes are gone again, maybe it was just stressed?
I found out that the colors are shifted- when I turn the colortone in Photoshop to -14 its ok... well at least I can work on now, but I'd prefer wysiwyg...
I welcomne suggestions..
Sorry for posting so much...
AnnaKarina
PostPosted: Thu Mar 09, 2006 8:23 pm
by tobbbie
Hello Anna,
...since the preview is OK and you only suffer from viewing in photoshop,
you should check if the embedded ICC profiles in a TIFF may cause the
problem:
- to exclude the ICC Profile embedding into TIFF (which might cause a
problem when viewing in PS later), save as JPEG, preferrably with the
option 48->24 Bit scanning so that a 3x8=24Bit Jpeg is created.
-> view that in PS
If it is OK now, check the ICC Options for embedding profiles.
bye
tobbbie

PostPosted: Thu Mar 09, 2006 8:50 pm
by redrebel
Maybe it's a calibration error...
I think Silverfast automatically executes a scanner calibration, not to be confused with IT8 calibration. If this goes wrong, you can get such effects... Sometimes I also have this kind of troubles, but that is usualy caused when I switch from scanner application eg switch from v**s**n to Silverfast or Scangear. The scanners internal *logic* is confused and should be reset, or recalibrated. I think Silverfast automatically calibrates the scanner, but applications like v**s**n and Scangear have a seperate option that calibrates the scanner (takes a few seconds). Switching the scanner off and on and sometimes also the computer, usualy solves the problem.
When in doubt try the original scansoftware (after switching off and on the scanner) and see if the other scan application has the same problem.
Regards