Re: Fading

Luis Nadeau (nadeaul@nbnet.nb.ca)
Sun, 22 Mar 1998 19:06:05 -0400

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At 5:47 PM -0500 98/03/22, Cyn Photo wrote:
>Does anyone on the list know of any studies or information on the use of UV
>inhibitor lacquer sprays, such as McDonald's Sureguard Pro-tecta-cote, on
>photographic prints - specifically color prints?

Wilhelm's book is a good summary

>Do these sprays work and
>what are the long-term effects?

In many cases more harm than good.

>Also, why not inhibit fading with UV blocking glass or plexiglass as a glazing
>material??

The protective effect is not proportional. This or that color may be
protected but this may cause a color shift worst than no UV "protection".
There are other issues as well

Luis Nadeau
NADEAUL@NBNET.NB.CA
Fredericton, New Brunswick, Canada
http://www3.nbnet.nb.ca/nadeaul/

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Maybe in reply to: Cyn Photo: "Fading"