The Canada-France-Hawaii Telescope (CFHT) is an Optical/Infrared (IR) Reflector Telescope near summit of Mauna Kea in Hawaii, at around 4100 m elevation operated by the National Research Council of Canada, the Centre National de la Recherche Scientifique of France and the University of Hawaii. It became operational in 1979.
Imaging Fourier Transform Spectroscopy (IFTS)
Mauna Kea Observatories (MKO)
Zeeman-Doppler Imaging (ZDI)