RC Optical Systems

[1] RC also made related mounts and systems for the telescopes, with a focus on open and closed carbon fiber trusses for low expansion.

[3] The smallest RCOS telescope, the 12.5 inch F/9 Ritchey-Chrétien had a base price of just over twenty thousand US dollars in 2009, with large and/or custom models costing considerably more.

[1] RCOS shut down operations in late 2013 and no longer provides support for any of their telescopes or accessories.

[6] PROMPT telescope (Panchromatic Robotic Optical Monitoring and Polarimetry Telescopes), which was built by the University of North Carolina at Chapel Hill at Cerro Tololo Inter-American Observatory (CTIO) in Chile with six 0.6-meter instruments.

Robinson Observatory of the University of Central Florida, USA, installed a 0.5-meter telescope in 2007.

16 in (41 cm) RCOS Truss telescope, part of the PROMPT Telescopes array
Dwarf planet Eris as seen in an 8-minute image using a RCOS 24" Ritchey-Chrétien .
20 in (50.8 cm) RCOS Truss telescope
TacSat-2 launch preparations