Re: One more question for Mark "Ender100" Nelson

To: alt-photo-process-l@usask.ca
Subject: Re: One more question for Mark "Ender100" Nelson
From: Ender100@aol.com
Date: Wed, 28 Feb 2007 17:01:22 -0500 (EST)
Comments: "alt-photo-process mailing list"
List-id: alt-photo-process mailing list <alt-photo-process-l@sask.usask.ca>
Reply-to: alt-photo-process-l@usask.ca

Hi Don,

All the measurments include the film base density too.

Mark
In a message dated 2/28/07 3:49:52 PM, dsbryant@bellsouth.net writes:

Hi Nark,

When you measure a negative for UV or visual opacity are you simply reading a 100% patch of the digital step tablet printed on the substrate, subtracting the base density of the substrate?

Thanks,

Don Bryant

Best Wishes,
Mark Nelson

Precision Digital Negatives - The System
PDNPrint Forum at Yahoo Groups
www.MarkINelsonPhoto.com

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