Peter Ceravolo <ceravolo@fox.nstn.ca> writes: > I have built an 450mm f/2.3 (f/2.8 transmission) reflective system that out > performs the finest ED telephotos becasue the focusing optic is a mirror and Hi Peter; So when do you start taking orders? And are you giving all of us goo members of this list a nice %5 discount? :)