http://www.digitecoptical.com/elff.htm
interesting, but the price! I think there are much cheaper methods of flat framing.
Not to mention, if you've got dust doughnuts as bad as their web page, a clean of some of the optical components is in order.
Hmmm... :wink: I expect there's a market out there for it though. I wonder why they chose solar images for their examples....