View Single Post
  #13  
Old 19-05-2014, 08:47 PM
Satchmo's Avatar
Satchmo
Registered User

Satchmo is offline
 
Join Date: Dec 2005
Location: Sydney
Posts: 1,883
I wish I had a dollar for every time that debonding a siliconed secondary mirror in a Newt has cured severe astigmatism in the star test . It certainly does have the power to warp optics - particularly if applied and then cured at a thickness below 3mm .
Reply With Quote