Re: [APML] Question on vignetting

["Bradley Hope" <bhope@thorngarden.net>]

Thanks for the link, Jim....and Duncan. Soon as I fix the RA mechanical 
issue I'll look them over. The RA stop block plate is rubbing against 
something inside the base. Going to have to completely tear down the base to 
get to it. <sigh>

Clear skies (but not until I get this fixed)

Bradley

Thorn Garden Observatory
http://astronomy.thorngarden.net

----- Original Message ----- 
From: "Jim Vineyard" <deepskyphotos@hotmail.com>
To: "Discussion of Film Astrophotography" <astro-photo@seds.org>
Sent: Tuesday, March 15, 2005 1:00 PM
Subject: Re: [APML] Question on vignetting


> Hello Bradley,
>  If shooting a 10" f/10 SCT, check out the page(s) below, especially for a 
> vignetting comparison near the page end, you'll want to look over his 
> whole site too for high quality info:
>
> http://www.astrocruise.com/geg.htm
>
>
> And Clear Skies,
>
> Jim Vineyard
> www.deepskyphotos.com

_______________________________________________
Astro-Photo mailing list
Astro-Photo@seds.org
http://seds.org/mailman/listinfo/astro-photo