Believe it or not that's a tough question.  You might join the Digital B&W group at
http://groups.yahoo.com/group/DigitalBlackandWhiteThePrint

Though B&W doesn't have the RGB colors it does lend itself to posterization, which was 
mentioned before in this thread.

Maris

----- Original Message ----- 
From: "Shel Belinkoff" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, January 06, 2002 10:12 AM
Subject: Re: Scanning Terminology Questions


| OK ... I think I've got it now.
| 
| One more question.  Everyone's describing color.  How does all this work
| with B&W?  Do I need as many bits to get good B&W results?  
| 
| Jan van Wijk wrote:
| 
| > Yes, except that "16 bits" is not 16 
| > different colors but "2 to the power of 16" 
| > which is 65536!
| > 
| > (see my other reply for more examples)
| > 
| > In you above anlogy, you could have a pixel 
| > using "24 bits" which would be 8 bits for each 
| > basic color Red, Green and Blue.
| > 
| > It would mean the scanner can select between 
| > 256 different Reds, 256 different Greens
| > and 256 different Blue cans of paint to mix 
| > to get the color for that one pixel.
| > (that is over 16 million different colors to choose from)
| 
| -- 
| Shel Belinkoff
| mailto:[EMAIL PROTECTED]
| http://home.earthlink.net/~belinkoff/
| -
| This message is from the Pentax-Discuss Mail List.  To unsubscribe,
| go to http://www.pdml.net and follow the directions. Don't forget to
| visit the Pentax Users' Gallery at http://pug.komkon.org .
| 
-
This message is from the Pentax-Discuss Mail List.  To unsubscribe,
go to http://www.pdml.net and follow the directions. Don't forget to
visit the Pentax Users' Gallery at http://pug.komkon.org .

Reply via email to