RE: [APML] Convex security mirror + aurora

["Chris Schur" <cschur@therim.com>]

Actually is was a moon hubcap. ;)

Recently, I played around with a new setup with an old film enlarger as the
support:

http://www.schursastrophotography.com/allsky/allskycamera.html


Chris Schur

-----Original Message-----
From: astro-photo-bounces@seds.org
[mailto:astro-photo-bounces@seds.org]On Behalf Of George Anderson
Sent: Friday, May 20, 2005 9:46 PM
To: Discussion of Film Astrophotography
Subject: Re: [APML] Convex security mirror + aurora


IIRC I believe that Chris Schur was one of the original people shooting
with the security mirror.

George Anderson
Montreal Canada

Clear skies and good health

Ray Rochelle wrote:
>
> Brian,
> I am sorry I do not have the actual information for you. This was done by
a guy in Arizona I believe several years ago on SEDS. I am sure you can find
the info. It seems he mounted the camera over the mirror and looked straight
down with a 135mm film camera lens. It was ok I did it with a truck mirror
and the results were not great but doable.
> I am sure you can come up with something.
> Brian the exposure times can be greater due to the curvature of the mirror
have the effect of less problems with the movement of the earth.
> Ray Rochelle
>
>
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