Vacuum Tower Telescope
![The VTT at the Teide Observatory, Tenerife.](/Images/godic/202502/19/Obs_53455.jpg")
![VTT](/Images/godic/202502/19/Vacuum_Tower_Telescope,_Teide_Observatory3455.jpg")
For the vacuum tower telescope at Sacramento Peak, see Richard B. Dunn Solar Telescope.
The Vacuum Tower Telescope is an evacuated-optics solar telescope located at the Teide Observatory on Tenerife in the Canary Islands. It is operated by the Kiepenheuer-Institut für Sonnenphysik (KIS).