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> Message: 1
> Date: Fri, 17 May 2013 16:08:21 +
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> Subject: Re: [MCN-L] Color to Grayscale
> Message-ID: <9B3B404398037F4FA199183563FADE9C0D477AA1 at Medusa.NGC.MBAC>
> Content-T
23 PM
To: Museum Computer Network Listserv
Subject: Re: [MCN-L] Color to Grayscale
In PhotoShop you can convert to a gray scale in a manner that keeps maximum
tonal range. After saving you cannot convert back to color so that information
is lost.
Frank Thomson
Asheville Art Museum
Mailing addres
than "Re: Contents of mcn-l digest..."
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> Today's Topics:
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> 1. Color to Grayscale (Stephen Petegorsky)
> 2. Re: Color to Grayscale (Frank Kennedy)
> 3. Re: Color to Grayscale (Frank E. Thomson)
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> --
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> Message: 1
olor to Grayscale (Frank E. Thomson)
--
Message: 1
Date: Tue, 30 Apr 2013 08:44:26 -0400
From: Stephen Petegorsky
To: mcn-l at mcn.edu
Subject: [MCN-L] Color to Grayscale
Message-ID: <517FBCAA.1080303 at external.umass.edu>
Content-Type: text/plain; charset="iso-8859-1&quo
In my experience with a large archives colletion, it *does* make a difference.
Greyscale is typically 256 shades of grey. Basic color at 8 bits per channel is
almost 17 million shades. Where this becomes apparent is in wide areas of
gradation, like a photo with the sky showing, or an expanse of
-l at mcn.edu
Subject: [MCN-L] Color to Grayscale
I've been led to believe that converting color images to grayscale digitally
does not loose information, but have no actual 'proof' of this. Is anyone aware
of any documentation or publications on this topic? Additionally, I know ma
Marianne - it depends how you convert from color to grayscale and how
you save the converted file. If you are using Photoshop and you use a
black and white adjustment layer to convert to grayscale, the bottom (or
background layer) will still have the color information, and it will
stay there i
I've been led to believe that converting color images to grayscale digitally
does not loose information, but have no actual 'proof' of this. Is anyone aware
of any documentation or publications on this topic? Additionally, I know many
people that choose to scan black and white images in color th
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