700mm f/8 RC LaClefdesetoiles The New Era: 0.7m Robotic Observatory On March 1, 2026, the historic 0.5m DFM telescope was decommissioned to make way for the next genera tion of astronomical tools. The Facility: 0.7m Officina Stellare Ritchey-Chrétien Reflector. The Technology: A fully robotic and remote-controllable system.