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Re: [ATM] testing an f/2.6 mirror?

Subject: Re: [ATM] testing an f/2.6 mirror?
From: hermit <hermit@outofoptions.org>
Date: Sun, 16 Dec 2007 10:31:04 -0500
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Guy Brandenburg wrote:
> Somebody wants me to test test an f/2.6 mirror, (8 inch diameter)? Sounds to me like something one would need a wire test to do, and I've never done that before. Any thoughts?
> Guy
>
>
>
>   
No experience on anything near that fast, but, start with Ronchi and see 
if it needs a wire test?  Could be spherical?

Ken Lowther
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References:
- [ATM] testing an f/2.6 mirror?
  - From: Guy Brandenburg <gfbrandenburg@yahoo.com>

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