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[OM] Re: IR film to discover heat losses?

Subject: [OM] Re: IR film to discover heat losses?
From: priit@xxxxxxxxx
Date: Fri, 9 Mar 2007 16:34:04 +0200 (EET)


On Fri, 9 Mar 2007, Chuck Norcutt wrote:

> Can IR film help me here?  I've never had any desire to use IR film for
> anything but have considered that it might point out the egress points
> if not the ingress points.  But maybe it's totally impractical. Or maybe
> it can only show how successful I might have been in plugging holes
> found the hard way by showing before and after shots.

I very much doubt it. Normal IR film is sensitive to wavelengths just 
below visible, which is a long way from household temperature thermal 
radiation. It may show something if you photograph a stove or some other 
heater type thing.

priit.

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