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Re: [ATM] RE:Refractors



If I recall, the cost was about $350, just for the glass.  There
are 4 surfaces to grind/polish instead of one.   Note the 10 foot
tube!!   I think it is fair to say it is a least four times the
work and cost.

Steve Beccue
steve@beccue.com

On Wed, 27 Jul 2005, B. Bainbridge wrote:

> And the cost?
>
>
> On Wed, 27 Jul 2005, steve  beccue wrote:
>
>> Hi,
>> 
>> I am making an 8" F/14, materials and design from Newport Glass.
>> I think you nailed it; it IS just that much easier to make a mirror....
>> 
>> Best Regards,
>> 
>> Steve Beccue
>> steve@beccue.com
>> 
>> On Wed, 27 Jul 2005, Ellen Mackenzie wrote:
>> 
>>> I don't see much mentioned on the list about refractors. Is it that 
>>> there is
>>> little interest or is it just that it is easier to make a mirror?
>>> 
>>> _______________________________________________
>>> ATM mailing list http://www.atmlist.net/
>>> 
>> _______________________________________________
>> ATM mailing list http://www.atmlist.net/
>> 
>
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