The Hubble Space Telescope (HST) (Schematic)
The myopia in the Hubble space telescope | Points de Vue | International Review of Ophthalmic Optics
By the dozen: NASA's James Webb Space Telesco | EurekAlert!
James Webb Space Telescope extends secondary mirror - BBC News
Observatory - Optics | NASA
ESA - The largest infrared space telescope
Space telescope's beryllium mirrors
Observatory - Optics | NASA
James Webb: Inside NASA's gold-mirrored space telescope - CNN Style
Mirror substrates and glass-ceramics for telescopes | SCHOTT
Hubble Space Telescope Backup Mirror | National Air and Space Museum
The testing error that led to Hubble mirror fiasco | New Scientist
Observatory - Optics | NASA
DOD Secures Critical Material for James Webb Space Telescope > U.S. Department of Defense > Story
Telescope Primary Mirror Sizes Compared
NASA Completes Giant Mirrors for Hubble Successor Telescope | Space
File:Six of the 18 James Webb Space Telescope mirror segments.jpg - Wikimedia Commons
Behind James Webb Space Telescope's iconic mirror | Space
Hubble's Mirror Flaw | NASA
Optical Telescope Element - Wikipedia
What was wrong with Hubble's mirror, and how was it fixed? | BBC Sky at Night Magazine
Hubble vs James Webb Space Telescope mirror size - YouTube
How NASA fixed Hubble's flawed vision - and reputation - CBS News
Observatory - Optics | NASA
Hubble-Webb Mirror Comparison
Hubble Trouble - How did the Space Telescope Mirror End Up Flawed ? - YouTube
