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Re: [ATM] Five restricted eyepieces

To: Ken Hunter <atm_ken_hunter@yahoo.com>
Subject: Re: [ATM] Five restricted eyepieces
From: James P Crombie <jpcrombie@pei.eastlink.ca>
Date: Mon, 09 Aug 2004 15:40:26 -0300
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it decreases the EFL of the eyepiece, increases the EFL of the scope.

Ken Hunter wrote:

>--- Michael Lindner <mikell@optonline.net> wrote:
> 
>  
>
>>It is acting as a barlow, if it decreases the EFL...
>>
>>    
>>
>Doesn't a Barlow normally INCREASE the EFL?
>
>Ken Hunter
>
>
>
>
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References:
- Re: [ATM] Five restricted eyepieces
  - From: Ken Hunter <atm_ken_hunter@yahoo.com>

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