Re: RGB vs CMYK for gum - PAPER NEGATIVES


Judy Seigel (jseigel@panix.com)
Mon, 25 Jan 1999 15:51:35 -0500 (EST)


On Mon, 25 Jan 1999 Bob_Maxey@mtn.3com.com wrote:

> >>I also have a question -- I've read a lot about paper negatives on the
> list.
> Why would you use paper negatives vs. using transparency material in the
> printer to make negatives?
>
>
> Paper negatives have long been used to solve some pesky problems. I use
> them with my Morse Printer. Typically, an "A" weight paper was used, and
> areas in the print to be controlled were retouched using pencil graphite.
> This was then used as a simple mask to aid in dodging and burning. Ideal
> for extremely fine image control.
>
> I used it when I had a large number of prints to make from the same
> negative.
 

There's also the fact that when printing from a b&w laser it's hard to get
the same density/contrast range on a transparency that you can get on a
piece of paper -- as I noted with the densitometer readings I put in a
post last week.

On some transparency material laser toner blurs in the dark tones and
hardly holds at all. The negatives I made on 3M "laser film" were
unprintable. There are "films" that do take the toner better, but they
tend to be quite expensive -- especially in large sizes -- at least the
ones I'm familiar with.

Judy



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