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Message

Color slides of Ultrachrome prints... magenta?

2003-11-06 by Jerry Hadam

> Date: Wed, 5 Nov 2003 22:13:37 -0700
> From: "David Wroblewski" <dawroblewski@...>
> 
> I could shoot another roll of slides, but I don't understand
> what I ought to change. Is it possible this is a function
> of metamerism in the UC inks that only appears on color film?
> (That sound ridiculous to me--I'm embarrassed to even state the
> question. But there it is.) Has anyone shot slides of UC prints
> as described above and got neutral results? Or can someone guess
> from the above description what sort of dopey mistake I made?
> Could the lab that processed the film have screwed them up
> somehow?


David,
I can't address the photographibility of Ultrachrome inks but the magenta
cast of the slides could definitely be attributed to your lab. You should
shoot a color chart to go along with your work or attatch to the edge of the
artwork in a strip (and mask later) if color balance is critical.

Shooting snow a lot I have so many magenta slides it is silly. They can be
corrected but shouldn't have to. I personally don't care for tungsten film
as it does not seem to balance consisitenly with my 'tungsten' lights. I use
my umbrellas and studio flash heads with Provia or Velvia and get very
consistent color and results of oil artworks for various clients interesting
to find out on my own how the Ultra photographs.
Good luck.
Jerry

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