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Re: [ATM] fast lurie-houghtons

To: Guy Brandenburg <gfbrandenburg@yahoo.com>, atm@atmlist.net
Subject: Re: [ATM] fast lurie-houghtons
From: Michael Lindner <mikell@optonline.net>
Date: Tue, 13 Apr 2004 15:51:57 -0400
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On Tuesday 13 April 2004 12:59 am, Guy Brandenburg wrote:
> Is it still the consensus of knowledgeable ATMs that a
> fast Lurie-Houghton would require highly corrected
> (i.e. Nagler-type) eyepieces?

It is true that "lower-end" eyepieces have more aberrations in fast light 
cones. However, I've never seen a "go/no-go" chart of what the acceptable 
limits are on eyepiece performance versus speed.

-- 
Michael Lindner
http://www.starastronomy.org *** http://home.att.net/~mikel
http://www.atmsite.org *** http://www.atmlist.net

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References:
- [ATM] fast lurie-houghtons
  - From: Guy Brandenburg <gfbrandenburg@yahoo.com>

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