using a scanner as a densitometer? II

I would too be interested in knowing how to use a scanner/Photoshop as a
(reflection) densitometer for testing different papers. I have a
transmission densitometer which is fine for negs.

J

www.johnbrewerphotography.com

----- Original Message -----
From: "ryberg" <cryberg@comcast.net>
To: <alt-photo-process-l@sask.usask.ca>; <alt-photo-process-L@usask.ca>
Sent: Tuesday, February 21, 2006 5:27 PM
Subject: using a scanner as a densitometer?

> I've read a couple of casual mentions of using a scanner as a
> densitometer.
> My Epson 3200 reads the density as my choice of 0 to 100% or 0 to 255
> units.
> The only way I can think of to get a log density reading is to scan a step
> tablet as the same time I scan a negative and make comparison of the
> readouts. Is there another way?
> Charles Portland OR
>
>
>
>
>
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Received on Tue Feb 21 11:44:11 2006