Celestron SCT to 2" Adapter (93661) Spottingscope Look at the diffraction spike

Look at the diffraction spike pattern and continue until the spikes are even

Focal ratio f/4

To use third-party focuser control software

attach NexYZ to an eyepiece

long distance viewing and casual astronomical observing

Celestron SCT to 2" Adapter (93661) Spottingscope Look at the diffraction spikeThis sturdy, high quality adapter provides a solid connection between your Schmidt Cassegrain or Maksutov Cassegrain telescope and 2 accessories without any special threaded 2" diagonal. This accessory makes it possible to maximize your views through your telescope with your standard 2 diagonal, eyepieces, and other accessories (like photo adapters) allowing you to connect a camera for astroimaging. The adapter offers an ultra secure threaded