Hi,
to use a DSLR at prime focus, do you need a T-ring and a T-ring adaptor, or just the T-ring adaptor? I found both when searching the net.
just a bit confused with whats required to mount a Nikon to a 2" focuser on a reflector.
if I get this,
http://www.ozscopes.com.au/celestron...on-camera.html , how do I fix that to the focuser as the threads are on the inner side.?
also wanted to get an OIII or UHC filter.
this site explains male and femail T2 adaptors
http://www.telescope-service.com/acc.../adaptors.html what would I need for a DSLR?