1. Programs & Projects
2. Mid-Scale Observatories — Cerro Tololo Inter-American Observatory
3. Retired Instruments
4. Retired Instruments

Retired Instruments

• ARCoIRIS    
• CFCCD    
• Hydra    
• ISPI    
• MOSAIC (Blanco)    
• OSIRIS (Blanco/1.5-m/SOAR)    
• 4.0-m R-C Spectrograph    
• 1.5-m R-C Spectrograph