Re: [APML] RC Field Flattener

[Sean Walker <vze2c3z8@verizon.net>]

I was under the impression that Astro-Physics flatteners work well on the RC scopes. Roland, do you know anything about this?

Sea nWalker


>
>
> At 06:37 PM 11/5/2001 -0800, Gil Shillcutt wrote:
>
> >I've recently acquired a RC scope (optics by Paul Jones), and thought I might try my hand at medium format.  The scope shows some curvature of field at the corners of a 35mm frame, so will definitely need a field flattener to do decent medium format.  I've not been able to evaluate the optics for astigmatism, though that may need to be corrected as well.
> >
> >Does anyone know of an optical designer/fabricator that I might be able to work with to design an appropriate corrector?
> >
> >I'll be getting the scope to first light over the next couple of weeks -- it was formerly George Greany's.  I've been wasting the last month of clear skies (a true rarity in Atlanta) building an observatory for the scope.  BTW, I fully expect it to start raining next week.
> >
> >Thanks,
> >
> >-- Gil
>
> --
> Matt BenDaniel
> http://starmatt.com
>
> --  APML Archives at <http://astro.umsystem.edu/apml/>  ---
>              Unsubscribe at <majordomo@seds.org>


--  APML Archives at <http://astro.umsystem.edu/apml/>  ---
             Unsubscribe at <majordomo@seds.org>