Quote:
Originally Posted by strongmanmike
Also, according to Orion Optics, the enhanced aluminium HILUX coatings on my mirors have a reflectance of nearly 97% so I can have a lot of dust collect on my mirrors before I am operating at the normal overcoated aluminium level of 91%  . I am imagining cleaning the mirrors perhaps once (?) a year..?
MIke |
lol i remember a certain kookaburra shot that may have you doing that more often Mike
