Re: Non-Relflecting object

Article View: alt.folklore.science

Article #1113

Back to alt.folklore.science Previous Next

#1113

From: Mike Campbell
Date: Sat, 26 Dec 1992 15:30

15 lines
1247 bytes

carl@SOL1.GPS.CALTECH.EDU (Carl J Lydick) writes:

>In article <schumach.725151168@convex.convex.com>, schumach@convex.com (Richard A. Schumacher) writes:
>>Or, empty space. Once when it was necessary to have a very
>>dark background for some high-speed flash photography, we
>>waited until night and used an open window as the background.
>>It worked great. Of course, it's necessary that there be no
>>light sources or nearby objects (anything is a potential 
>>reflector) visible through the window; what constitutes a 
>>source or "nearby" will depend on your application.

>I'm afraid that "empty space" is anything but.  Were your claim even close to
>accurate, there'd be a lot of astronomers out of business.

Why?

Technical Details

Message-ID: <mcampbel.725383855@eola.cs.ucf.edu>

Path: arc1-ca.pugleaf.net!sparky!uunet!paladin.american.edu!darwin.sura.net!cs.ucf.edu!mcampbel

References: <dwarner.18@milo.ub.com> <Bzq2Ln.FM@brunel.ac.uk>,<schumach.725151168@convex.convex.com> <1hgoetINNfjb@gap.caltech.edu>

Show Full Headers

Complete Article Headers

Newsgroups: alt.folklore.science
Path: arc1-ca.pugleaf.net!sparky!uunet!paladin.american.edu!darwin.sura.net!cs.ucf.edu!mcampbel
From: mcampbel@cs.ucf.edu (Mike Campbell )
Subject: Re: Non-Relflecting object
Message-ID: <mcampbel.725383855@eola.cs.ucf.edu>
Sender: news@cs.ucf.edu (News system)
Organization: University of Central Florida
References: <dwarner.18@milo.ub.com> <Bzq2Ln.FM@brunel.ac.uk>,<schumach.725151168@convex.convex.com> <1hgoetINNfjb@gap.caltech.edu>
Date: Sat, 26 Dec 1992 15:30:55 GMT
Lines: 15

Reply to Parent Message