Image of the day

Captured by
Byron Davies

Sh2-86 (NGC-6820)

My Account

New to Astromart?

Register an account...

Need Help?

Re: focusing problem

Started by pkamm, 12/15/2004 02:32AM
Posted 12/15/2004 02:32AM Opening Post
It's possible that the lens is misaligned and needs to be collimated. It's also possible that the focuser isn't quite square with the tube.