Reflecting telescopes
Extremely Large Telescope: The Biggest Eye on the Sky | Space
Astronomers begin building super telescope to see dawn of the Universe | Ars Technica
A New Artist's Illustration of the Extremely Large Telescope. So Many Lasers - Universe Today
Want To Make A Giant Telescope Mirror? Here's How : NPR
File:Steward Mirror-Large Binocular Telescope.jpg - Wikimedia Commons
How do you build a mirror for one of the world's biggest telescopes?
Size comparisons between the ELT primary mirror and other large planned facilities | ESO Belgique
Making the Mirror for the World's Largest Telescope - Universe Today
How do you build a mirror for one of the world's biggest telescopes?
Giant Magellan Telescope - "A Perfect Mirror" - YouTube
Giant Magellan Telescope's Final Mirror Fabrication Begins - Giant Magellan Telescope
Mirrors for world's largest telescope manufactured in Arizona
SCHOTT produces 500th M1 primary mirror segment for ELT | SCHOTT
File:Comparison optical telescope primary mirrors.svg - Wikipedia
File:8.2-m primary mirror of Yepun, Unit Telescope 4 of ESO's Very Large Telescope.jpg - Wikimedia Commons
The Extremely Large Telescope (annotated) | ESO Chile
Giant Magellan Telescope Begins Final Mirror Fabrication | Texas A&M University College of Arts and Science
UA Making Biggest Mirrors for World's Biggest Telescope - AZPM
Want To Make A Giant Telescope Mirror? Here's How : NPR
The World's Largest Liquid-Mirror Telescope Comes Online - Universe Today
The future of space-based astronomy may depend on two large ground-based telescopes - SpaceNews
European Extremely Large Telescope Mirror System by European Southern Observatory/science Photo Library
Liquid-mirror telescope - Wikipedia
ESA - The largest telescope mirror ever put into space
