Subject: Re: Scanning microfiche? (Long)

From: Fred Cisin <cisin_at_xenosoft.com>
Date: Wed Aug 2 10:08:41 2000

Would this make it ON-Topic to offer up a 4 x 5 Beseler for sale cheap?
Dichroic head? How about some stabilization processors? I think that I
already have a taker for my movie/microfilm (not fiche) processing
equipment.

--
Fred Cisin                      cisin_at_xenosoft.com
XenoSoft                        http://www.xenosoft.com
PO Box 1236                     (510) 644-9366
Berkeley, CA 94701-1236
On Wed, 2 Aug 2000, John Foust wrote:
> At 10:12 AM 8/1/00 -0700, Chuck McManis wrote:
> >However, if you "think analog" you'll see that you can in fact scan these with a cheap scanner but you will need to optically expand them to get the gain. Using a standard darkroom enlarger with a 10x enlargement to a piece of onion paper on the bed of the scanner would work.
> 
> Is that a day dream, or have you actually tried this enlarger/onionskin
> approach?  I know using a scanner for 2D-ish 3D objects works great,
> but scanning a projected image?  When a transparency-adapted scanner
> scans, doesn't it turn off the internal light and rely on the 
> transmissive light?  Wouldn't you want to do the same with the
> projected image?
> 
> - John

Received on Wed Aug 02 2000 - 10:08:41 BST