Gran Telescopio Canarias
(10.4 meter telescope in the Canary Islands)
The Gran Telescopio Canarias (GTC) is a
10.4 meter segmented-mirror reflector telescope in the Canary Islands.
It is currently (2014) the largest single-aperture
optical telescope in the world. It opened in 2009.
(telescope,reflector,visible light,infrared,ground,Canary Islands)
Ritchey-Chrétien telescope (RCT)