Re: ATM An Old TMs Simple Query

["mommoteandcoyote" <mommoteandcoyote@msn.com>]

Rick,

Found the optics, now to un pack them. It is designed as a Cassegrain.   I
need to find the Specs...Zemax is Sounding right now that I think about
it... Memory is returning in profusion... Hang on!


Coyoté


----- Original Message -----
From: "Richard F.L.R. Snashall" <rflrs@rcn.com>
To: <atm@shore.net>
Sent: Wednesday, January 22, 2003 9:18 PM
Subject: Re: ATM An Old TMs Simple Query


>
>
>
> mommoteandcoyote wrote:
> > Rick,
> >
> > The only real problem I found with the system , was the increased  coma
due
> > to the extreme shifting of the corrector from its optically pure
position at
> > the radius of curvature of the primary mirror.
> >
>
> If I understand the stuff that comes out of ZEMAX here, it looks
> about equivalent to an f/8 (or slower) Newtonian.
>
> Rick S.
>
> >
> > Coyoté
>
>
>