Sky Mentor 2" Extension Tube with Canon EOS M48 T-Ring - TA16 vendor-kowa Mrror blank is polished to

Mrror blank is polished to 1/10th of a wavelength

with a knurled rim

Celestron CGEM II 925 SCT - 9

it'''s like having a whole set of eyepieces rolled into one

The scope's mechanical construction is also first class all the way

Sky Mentor 2" Extension Tube with Canon EOS M48 T-Ring - TA16 vendor-kowa Mrror blank is polished toThis metal 2" extension tube comes with a M48 EOS T Ring, making it ready to connect to your Canon EOS camera and telescope to do prime focus DSLR photography. It is especially handy when used with a Newtonian reflector. The telescope side of the adapter is threaded to accept standard 2" filters. The inside of the adapter is blackened to minimize reflections.