Re: Large paper negative step wedge

Stouffer's product list

http://www.stouffer.net/Productlist.htm

On Thu, 25 Mar 2004, Dave Soemarko wrote:

> John,
>
> Paper step wedges (called reflection step wedge instead of transmission step
> wedge which we normally use) are availabe commercially. They are used when
> shooting when shooting paste-up for negatives for printing. Now that this
> step has gone digital, it might be harder to find, but I believe Stouffer
> makes them.
>
> Or as you said, you can make one easily.
>
> Dave S

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Gordon J. Holtslander Dept. of Biology
holtsg@duke.usask.ca 112 Science Place
http://duke.usask.ca/~holtsg University of Saskatchewan
Tel (306) 966-4433 Saskatoon, Saskatchewan
Fax (306) 966-4461 Canada S7N 5E2
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Received on Thu Mar 25 23:55:39 2004