View Single Post
  #2  
Old 13-04-2009, 02:26 PM
Starkler's Avatar
Starkler (Geoff)
4000 post club member

Starkler is offline
 
Join Date: Sep 2004
Location: Melbourne
Posts: 4,900
Whats desirable is to have the optics as close to ambient temperature as possible without dew forming. You certainly dont want to be pumping heat inside newtonian or sct tubes!
Reply With Quote