Re: IR pinhole problems

From: Jeff Dilcher <root_at_domain.name.suppressed>
Date: Mon 04 Jun 2001 - 06:16:25 PDT

Does anyone have any good Internet sites bookmarked that
have to do with IR photography? I would like to learn more.
I have heard that, do to the sensitive nature of the film,
that even standard 4x5 sheet film holders might allow
light contamination. Is this true? How does one determine
correct exposer?

On Sun, 3 Jun 2001, Richard Heather wrote:

> You need a red filter to remove the visible light. Pinhole will always
> be "fuzzy" compared to a lens but that can be a strength rather than a
> weakness. See my page (35mm IR pinhole):
> http://www.slonet.org/~rheather/pinhole.html
> http://rheather.tripod.com/pinhole/index.html
> Richard Heather
>
> heather hyatt wrote:
>
> > hello,
> > does any one shoot IR in their pinholes? i am having
> > problems getting a clear, not fuzzy image. i have a
> > leonardo 4X5 camera. i use a tripod, have the correct
> > exposure but seem to get a fuzzy image. is it due to
> > the fuzzy nature or both IR and pinhole?
> >
> > __________________________________________________
>
>
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Received on Mon Jun 4 09:13:46 2001

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