Re: SCANNING RESOLUTION

Mike Betz (mailto:betz@WLN.COM)
Thu, 4 May 1995 22:59:57 -0700

Message-Id: <mailto:199505050557.AAA28669@library.wustl.edu>
Date:         Thu, 4 May 1995 22:59:57 -0700
From: Mike Betz <mailto:betz@WLN.COM>
Subject:      Re: SCANNING RESOLUTION
To: Multiple recipients of list IMAGELIB

I would think that 200 dpi would be sufficient for the typed manuscript.
However, the 600 dpi, grayscale, and true color (on a computer?) would be
more appropiate for the pictures. Both should be able to be reproduced on
film quite well.

Mike Betz

On Thu, 4 May 1995, Tanya Brun wrote:

> We have started a project here at Brandeis scanning papers from the Andrei
> Sakharov Archives. The materials in the archives consist of typescript,
> manuscripts, and some photos. We are scanning at 400 dpi resolution in
> grayscale primarily, with some materials in color. We are using 400 dpi
> resolution with the intent that microfilm can be produced from the
> digitized images in the future.
> We are interested in hearing from others whether 400 dpi 8-bit grayscale
> and color images are considered sufficient for this purpose, or whether we
> should increase our scan resolution to say 600 dpi grayscale and true color
> for preservation-quality microfilm. Any recommendation will be appreciated.
>
> Tanya Brun
> Archive Assistant
> The Andrei Sakharov Archives
> Goldfarb Library
> Brandeis University
>