Size comparison between the E-ELT and other telescope mirrors | ESO
Multiple Mirror Telescope Photograph by Gary Auerbach - Pixels
MMT 6.5m Telescope
James Fanson on Twitter: "Fun comparison of the sizes of the light collecting mirrors of the Giant Magellan Telescope (25m), James Webb Space Telescope (6.5m) & Hubble Space Telescope (2.4m). The size
Multiple Mirror Telescope - Before Upgrade
MMT Observatory - Wikipedia
History of the Telescope : Welcome to the MMT Observatory
How to Build an 80-Foot-Wide Telescope Mirror to See Deep Space - Scientific American