Re: densitometer problem; new Kodak packaging and labelling

From: Greg Schmitz ^lt;gws1@columbia.edu>
Date: 11/05/03-12:12:11 PM Z
Message-id: <Pine.GSO.4.58.0311051309200.19343@mango.cc.columbia.edu>

Hi Shannon,

I assume you bought it from Ed Pass in NYC? What's the model #, is it a
MacBeth, B&W or color, reflection or transmission? If your tablet a BW
tablet on silver film it should not fade, color test materials will
fade.

-greg schmitz

On Wed, 5 Nov 2003, shannon stoney wrote:

> I have an old, used densitometer that I got from Mr Pass about three
> years ago. It looks like it might be from the seventies. Recently,
> it has been giving me different readings than it did at first, off
> the same step tablet. I calibrated it, but still, the readings toward
> the bottom are pretty off, whereas the ones on the higher steps are
> about the same as they used to be. Can step tablets "fade"? Or is
> my densitometer in need of repair?
>
> Speaking of sensitometry: does the new Kodak terminology for films,
> and the new packaging, mean that the times will all be different for
> films like Tri-X in its sheet film form? What used to be called TXT
> is now apparently called TXP or sometimes 320 TXP.
>
> --Shannon
>
Received on Wed Nov 5 12:12:29 2003

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