one and share it?". Dedicated infrared telescopes require a high and dry location, special instrumentation, and similar high-quality mirrors and optics as for visible wavelength observations. Other large optical infrared and near-infrared telescopes circa 1980: There have been two other smaller near-infrared telescopes: the Gornergrat Infrared Telescope in the Swiss Alps, and the telescope at the Mont Mégantic Observatory in Canada. Location See also List of largest optical reflecting telescopes List of largest infrared telescopes References External links NASA Infrared Telescope Facility homepage Infrared telescopes Astronomical observatories in Hawaii Buildings and structures in Hawaii County, Hawaii