Photronâ„¢ 10 inch Truss Tube RC Telescope (RC10-Truss) w

OTAs (optical tube assemblies)

Astro-Tech 10 f/8 truss tube Ritchey-Chrétien optical tube

Photronâ„¢ 12 inch Truss Tube RC Telescope (RC12-Truss) w

60mm White Light Solar Scope

60mm White Light Solar Scope

iOptron’s 250mm (approx. 9.8) f/4 Newtonian optical tube assembly (OTA) with a fast F/4 focal ratio is perfect for imaging deep-sky objects with a

10-inch F/4 Imaging Newtonian iEAF compatible

GSO RC 10 inch, Truss Tube, Ritchey-Chretien Telescope

GSO 10 f/8 Ritchey-Chretien Astrograph with Carbon Fiber Truss Tube

TPO 10-inch F/8 Ritchey-Chretien Truss Tube OTA is an all-around excellent scope that maximizes every inch of its aperture. Shop OPT for best deals!

TPO 10 Truss Tube f/7.9 Ritchey Chretien Reflecting OTA Telescope

GSO RC 10 inch, Truss Tube, Ritchey-Chretien Telescope

The Photon™ line of Ritchey-Chretien astrograph telescope has been expanded with the addition of four new truss tube models (10,12,14 and 16 inch).

Photron™ 12 inch Truss Tube RC Telescope (RC12-Truss) w/ optional iEAF compatibility

iOptron Photro 10 inch Truss Tube RC Telescope