Celestron SCT to 2" Adapter (93661) Spottingscope Focal ratio f/4

Focal ratio f/4

The reducer is designed with a three-element air-spaced lens structure

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

For 6” Schmidt-Cassegrain telescopes only

Celestron SCT to 2" Adapter (93661) Spottingscope Focal ratio f/4This 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