My question is this. Presently I have a f/5.9 mirror. I would like to go to a f/6. Would I have to relocate the focuser? If my numbers are correct the difference between the two would be around .799 inches.
Primary to secondary mirror
Started by orion8, 04/09/2004 03:24AM
Posted 04/09/2004 03:24AM
Opening Post
Funding Member
