Re: Why is Silverfast better?

[Michael Greer <mgreer942@yahoo.com>]

--- rafeb <rafeb@channel1.com> wrote:
> >Flecther,
> >
> >Unlike many young thinking people today, not everything "old school" is
> bad or
> >wrong. However, please help me understand what you mean by your statement,
> >"while the data is in its analog state". Other than exposure and focus,
> how are
> >any image elements edited before they are converted to bits? Unless there
> are
> >some manipulations that I am unaware of (which is entirely possible), the
> >scanner software peforms its operations after the scan. Mind you, it my seem
> >like tey're being performed during the scan, but what happens is the scanner
> >scans some data, manipulations are performed, then it scans some more, the
> new
> >data is manipulated, then again, and agian, until the entire frame is
> scanned. 
> 
> 
> Mike:  the exposure control might be though of
> as analog, in this context.  

Yes, that's why I said, "other than exposure and focus". I interpreted
Fletcher's post as meaning many attributes, not just a few. 

> I'm still of the
> opinion that even in (or especially in) a scanner, 
> "exposure" control must occur before the signal
> is digitized.

Couldn't agree more.



=====
Visit my digital photography web site along with a lot of other interesting stuff at http://greer.simplenet.com. Also, Greer and Associates (http://www.greeraa.com) offers studio photography, digital imaging services, web site design/construction, and training. 

Mike Greer
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