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Old 20-04-2018, 06:23 AM
Baza (Barry)
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Baza is offline
 
Join Date: Mar 2014
Location: Heathcote NSW
Posts: 82
If you're concerned about cooling a newt, you could consider
http://www.deepskywatch.com/Articles...newtonian.html
http://www.deepskywatch.com/Articles...newtonian.html
http://www.cruxis.com/scope/mirrorcooling.htm

Last edited by Baza; 21-04-2018 at 03:56 PM.
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