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Re: [APML] Convex security mirror + aurora
THE MOON HAS HUBCAPS??? Boy, those gotta be some wicked wheels on that
baby. Howdja manage to snatch one and not get caught with all them
amateur astronomers watchin all the time? :^)
George Anderson
Montreal Canada
Clear skies and good health
Chris Schur wrote:
>
> 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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