Celestron Optical Tube Assemblies
Celestron Optical Tube Assemblies are available separately - both XLT and EdgeHD versions. Please choose from the list below.
Celestron Schmidt-Cassegrain Optical Tube Assemblies (OTA) are available individually for use with your favorite mount.
EdgeHD is an aplanatic Schmidt telescope designed to produce aberration-free images across a wide visual and photographic field of view.