This adapter screws directly on the 2" SC thread and accepts 2" accessories, like 2" star diagonals, eyepieces, camera adapters and many more directly on your Schmidt-Cassegrain Telescope.
Designed with internal 2 inch (m48) filter thread for direct DSLR coupling onto many 2 inch diagonals such as the very popular Herschel Wedge or 2 inch Maxbright Diagonal.
This extremely popular 1.25" to T-2 Nosepiece allows you to mount your T-2 accessories or Digital Camera into standard 1.25" focusers or accessories, primarily for prime focus photography.