The Baader Zero Tolerance Protective Canon EOS T-Ring
If you have a Canon EOS DSLR camera and want to connect it to a telescope, reducer/flattener, or use a lens with a T-2 male thread, you will need an EOS T-ring. However a standard T-ring uses T-2 threads but a lot of reducers/flatteners use M48 threads. Also what do you do if you also…