Re: Large paper negative step wedge

John,

If I understand what you want to do correctly, you want to use sensitized
paper as film in your large format camera and calibrate that for exposure?

Couldn't you tape a standard step tablet to the paper and do an exposure that
way?

Mark Nelson

In a message dated 3/25/04 2:57:09 AM, Grafist@aol.com writes:

> Hi Folks, Shortly, I will be giving my 12 X 16 camera its first run with
> paper negative material. Having worked with 10 X 8 paper negs in the past I
> have
> found few problems with exposure. Lucky guess work, I guess.
>  
> It has occured to me that Jose Ortiz Echague was reported to have used paper
> negs throughout his career to produce his vaste number of prints in Direct
> Carbon. I dont suppose he ever used a step wedge. Just trial and error with
> him,
> but I suspect  that someone, somewhere has heard of using this very useful
> tool with balancing their prints from paper negatives.
>            I dont imagine that such a thing is available from mass produced
> sources. So,guess I will have to make one myself. Seem to remember that
> Dr.Max
> Thorek wrote something on paper negatives in one of the American Annual of
> Photography  year books back in the thirties.
>             Also, I believe Andrew Sanderson has quite recently had a book
> published dealing with paper neg work. Has anyone seen this?
>
>                                John Grocott- photographist
>

Mark Nelson
Precision Digital Negatives
Received on Thu Mar 25 07:24:00 2004