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Re: [APML] 8" Schmidt camera on Astromart

To: <astro-photo@seds.org>
Subject: Re: [APML] 8" Schmidt camera on Astromart
From: Chuck Vaughn <aa6g@aa6g.org>
Date: Wed, 20 Feb 2002 12:35:13 -0800
In-Reply-To: <41.18b9dd56.29a55f81@aol.com>
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Dave,
 
> I'm not sure either, that's why I asked.  It seems to me that something
> around f/2.5 would be perfect, making the OTA about 40" long.  A higher focal
> ratio would make focusing that much easier.  Or is speed and field-of-view
> more important?  Opinions?

I've heard from a number of sources that f/2.5 is an optimum speed.

Chuck <aa6g@aa6g.org>


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- RE: [APML] 8" Schmidt camera on Astromart
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References:
- Re: [APML] 8" Schmidt camera on Astromart
  - From: Aplanatic@aol.com

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