James Clerk Maxwell Telescope

The James Clerk Maxwell Telescope (JCMT) is a sub-millimeter infrared (far infrared) telescope near summit of Mauna Kea in Hawaii, covering roughly half a millimeter to a millimeter. Its primary mirror is 15 meters, it is located at an altitude of 4000 meters and was brought into service in 1987. It is used to study the solar system, interstellar dust and gas, and distant galaxies. Instruments:

• SCUBA-2 - Submillimetre Common-user Bolometer Array.
• HARP - heterodyne array receiver.
• ACSIS - digital autocorrelation spectrometer.

Past:

• Aztec - Bolometer camera, destined for Large Millimeter Telescope.