Hi All,
Thought these might be of interest, Pix. are of the Nebula ngc-6188 taken with the 10" sct at F-10, then the ED80 at F 7.5, and then using a Celestron F-6.3 Focal reducer on the Ed80 giving about F-5.
All Pix.are 4 x 6 Min. at ISO800, DF removed, guided with either scope using an MX7C.