Theo, you own a monster RC, do you get this flaring problem that others have? Here's an example :
http://www.iceinspace.com.au/forum/a...se.php?a=64300
And another :
http://www.atscope.com.au/BRO/gallery10.html
I'm thinking they make huge scopes as RC scopes as it's cheaper to make corrected mirrors than make corrected lenses.