--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Eric Neilsen" <e.neilsen2@...> wrote: > ... > > > And Roy, Do you know for what version of PS your information pertains to? > All? Hi Eric, Color Management has been used for Photoshop Mode conversions for quite a while. At least all the CS versions (CS,CS2,CS3,CS4) do it that way. It's also worth mentioning that the Info Palette also uses this. If you display say RGB values when you have a grayscale file, you are seeing the ICC converted values based on the RGB working space. In other words since K values are displayed in values 0-100 you don't see the full 8 bits that are really there. Often people will look at the RGB values 0-255. But they aren't the files values they are the converted values from K to RGB -- matching Lab Luminosity. Roy > > > Personal testing is still the order of the day. > Yes, testing is always worthwhile. It's a great way to learn what's going on "under the hood" -- if you are curious about it. R > > > > Eric Neilsen Photography > > 4101 Commerce Street > > Suite 9 > > Dallas, TX 75226 > > http://e.neilsen.home.att.net > > http://ericneilsenphotography.com > > Skype ejprinter > > From: DigitalBlackandWhiteThePrint@yahoogroups.com > [mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of br80906 > Sent: Friday, January 09, 2009 9:59 PM > To: DigitalBlackandWhiteThePrint@yahoogroups.com > Subject: [Digital BW] Re: B+W Scans from RGB Scanners > > > > Please check out this page...it helped me a ton on b/w conversion. > You need to experiment w/your scanner, but the end result will give > you what you are looking for... > > http://www.butzi.net/articles/colorscan.htm > > > > > > [Non-text portions of this message have been removed] >
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[Digital BW] Re: B+W Scans from RGB Scanners
2009-01-10 by Roy Harrington
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