[ATM] New? Idea for mirror support

[hermit at outofoptions.org (Ken Lowther)]

I answered one specific question.  Central support is not a new idea.  Wiffle
trees and slings have been providing adequate support for years without a glob
of glue.

Ken


Quoting Doug Williams <salguod@minbaritm.com>:

> Yes and no.  Although you COULD support the mirror entirely by a post in a
> central hole, this is not what I am proposing.  The post (more like a pin,
> really) in my idea provides no vertical support.  At or near the zenith, the
> post would not provide any support in any direction.  The post in my idea is
> glued to the back of the mirror, and it provides (only) horizontal support
> to keep the mirror centered on the wiffle tree when the scope is pointed
> toward the horizon.
>
>
> Doug
>
> -----Original Message-----
> From: atm-bounces@atmlist.net [mailto:atm-bounces@atmlist.net]On Behalf Of
> Ken Lowther
> Sent: Friday, February 13, 2004 13:37
> To: atm@atmlist.net
> Subject: Re: [ATM] New? Idea for mirror support
>
> Quoting Doug Williams <salguod@minbaritm.com>:
>
> > Has anybody tried something like this?  Is this just another crazy idea
> that
> > won't work?
> >
>
> Like a cassagrain primary being supported by the central hole?
>
>
> Hermit, holed up in Youngstown, Ohio
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Hermit, holed up in Youngstown, Ohio