Yahoo Groups archive

Digital BW, The Print

Index last updated: 2026-04-28 22:56 UTC

Message

Re: [Digital BW] Image permanence

2002-02-19 by Alan Zinn

At 08:11 PM 2/16/2002 -0800, you wrote:
>A recent posting in Medium Format Digest led me to a good article on silver
>print archival processing at
>http://unblinkingeye.com/Articles/Archival/archival.html.

snip

>Regarding long term stability, "Doug Nishimura of RIT's Image Permanence
>Institute has emphasized repeatedly that image permanence is tied more to
>storage conditions than to processing.  No matter how carefully processed an
>image is, if it is subjected to atmospheric pollutants it will be liable to
>degrade. 'Virtually all of the fading seen in photographs has been caused by
>[contaminants in] air and moisture.'"
>
>So, isolation from oxidizers appears to be the key.  The article mentions
>the ArtCare board that absorbs many of the harmful oxidizers.  It also notes
>that test results indicate that dry-mounted prints, no matter what board
>they are mounted on, fare better than prints that are hinged or
>corner-mounted. The dry mount tissue serves as a barrier to pollutants that
>have been absorbed by the mount board.
>
>Paul
>http://www.PaulRoark.com
>
>
>

Paul,

Great URL, thanks. A few of my high-mileage friends and I were re-thinking
our fix/wash/tone methods a few days ago. It seemed a bizarre conversation
to me at the time - to be talking about photo-101 stuff. But now I see it is
a never-ending story.

AZ
Maker of Lookaround panoramic camera.

www.geocities.com/soho/gallery/8874/
         or
keyword.com lookaround

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.