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Re: [APML] Cygnus Widefield
I plan to use this as a finder chart for targets
for my Schmidt Camera.
Chuck Vaughn wrote:
>
> List,
>
> My friend Bob Townsend sent me this image he took a couple of nights
> ago on 4x5 Tech Pan. He used a Perkin Elmer lens, 9" focal length, f1.5
> stopped down to f2 to reduce vignetting. It's a 105 minute exposure
> with a 72mm H-a interference filter developed in D76. I guess he'll
> have to stock up on 4x5 TP. :-(
>
> http://www.goldrush.com/~aa6g/Images/cygnus_perkin.jpg (1.8MB)
>
> Questions for Bob? Contact him at prtownsend at yahoo dot com
>
> Enjoy!
>
> Chuck
>
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--
-Jason Ware
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