barlow girl image of god - Topic profile

Hi All, Here is another shot taken under a little better seeing conditions(average), not the best seeing but at least it was better than friday night. I shot this on Saturday Night 08-16-08 from my backyard in dayton with my 10" SCT, at F20 aka 2x barlow. DMK firewire Camera 21F04, RGB for 300 to 400 frames each, captured at 1/11s frame rate, the real trick is to image thru all ...

Sorry to be starting a new topic yet again, hope I don't look like a post whore: I'm thinking about buying this barlow but first I have some questions. 1) Will I be sacrificing a lot of image quality (if any) in using a 3x barlow? My scope is a 12" Dob. 2) Will the barlow simply triple the size of the image I see without it, or will it make other things ...