Archived posting to the Leica Users Group, 1997/10/08

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Subject: Re: OFF-TOPIC; Blue filter enlarging stuff
From: Paul Schliesser <paulsc@eos.net>
Date: Wed, 8 Oct 97 17:42:31 -0400

>Unfortunately modern VC papers respond well to much shorter wavelenghts of
>light, down into the near UV where the human eye sees almost nothing. As a
>result, even when we focus our enlargers through a deep blue filter, we're
>using a diffeent part of the spectrum than the print paper sees. The print
>paperresponds to light outside the normal spectral range for which the lens
>is optically corrected.

THis may be a stupid question, but what would happen if you put a UV 
filter on your enlarger lens, or put it between the neg and the light 
source?

- - Paul