Subject: Re: Scanning microfiche? (Long)

From: Clint Wolff <vaxman_at_uswest.net>
Date: Thu Aug 3 18:12:20 2000

On Thu, 3 Aug 2000, John Foust wrote:

>
> All evidence points to the light is under software control. Indeed,
> I believe UMax's software for Windows for some of its less expensive
> scanners includes a desktop applet that lets you turn the light on
> and off manually.
>
I wish I could turn the light on my Microtek scanner off... I hate
having to reboot windows so it will recognize the stupid thing...

> Some people claim that their scanner will scan transparencies even
> though the film isn't back-lit.

Most scanners have a non-reflective black pad on the back side. If
you put something reflective behind (a mirror?) the transparency,
the light will go through and be reflected back. A potential
problem is the reflection from the front side of the transparency.

> I wonder what would happen if
> you back-lit with an ordinary flourescent with a diffuser.
> I'd need to dig to find some microfiche.
>
> - John
>
>
>
Received on Thu Aug 03 2000 - 18:12:20 BST