Speaking of really fast flat field telescopes... I thought you might like to see some amazing pictures taken by Dave Erickson with his 8.2" F/2.6 telescope using a STL-11000M ccd camera. see: http://clementfocuser.com/images/Oc2226AstroTrips.pdf Don Clement Running Springs, California _______________________________________________ ATM mailing list http://www.atmlist.net/