"Lather. Rinse. Repeat."
Bret Buckman
U. C. Berkeley Art Dept. Printmaking Technician
buckman@uclink2.berkeley.edu
On Fri, 3 May 1996, Russell Cothren wrote:
> I used to strip for printing press and we made regestration tabs out of
> mylar. about .005 - .007 of an inch for the guage. just cut the mylar into
> strips about 3/4" wide and 1" long and then punch a hole in one end for the
> pin and tape the other end to the neg. Some times we would punch the neg
> and then put a punched mylar tab on top of that to reinforce it. Print
> shops with large presses usually have a large punch to punch the printing
> plates. They also cut mylar strips about 2" wide and 30" long and pung
> those too. Then you have a long punched strip that matches the plate.
> Confused? ______________________________________
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> Find a local print shop and ask to see their hole punch for the printing
> plates and film. Ask them to let you observe how they do it. Then maybe
> all of my gibberish will make some sense. One thing though. If the shops
> printing press is a hieldeburg the hole pattern will be a little bit
> goffey.I hope this helps.
> >When printing a gum print that requires 4 or 5 printing cycles, what is a
> >good way to keep registration in the image? I'm using 11 x 14 paper negs.
> >I've tried the" push pin in the holes" method with film negs. before but
> >the holes tend to get enlarged and sloppy.
>
> Russell Cothren
> Photo Editor
> University Relations
> University of Arkansas
> 501-575-3970
>
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>