설명Giant Magellan Telescope Primary Mirror Back Surface.tif
English: University of Arizona Richard F. Caris Mirror Lab staff members in the foreground looking up at the back of primary mirror segment five. Credit: Damien Jemison, Giant Magellan Telescope – GMTO Corporation
University of Arizona Richard F. Caris Mirror Lab staff members in the foreground looking up at the back of primary mirror segment five. Credit: Damien Jemison, Giant Magellan Telescope – GMTO Corporation