NASA History Office on X: "Did you know the Hubble Space Telescope needed glasses? A tiny manufacturing error caused it to have blurry vision. #OTD in 1993, astronauts launched on a mission (
What lenses does the Hubble telescope uses for its distant viewing? - Quora
Hubble Space Telescope Backup Mirror | National Air and Space Museum
Hubble's instruments | ESA/Hubble | ESA/Hubble
Hubble's tiny primary mirror | Hubble space telescope, Hubble, Hubble telescope
Optics - NASA Science
The Stars Align, and Astronomers Sharpen Hubble's Gaze - UConn Today
Hubble Trouble - How did the Space Telescope Mirror End Up Flawed ?
Hubble Space Telescope - Wikipedia
How NASA fixed Hubble's flawed vision - and reputation - CBS News
Hubble Telescope mirror | This was the backup mirror made fo… | Flickr
The Hubble Space Telescope Mirror | ESA/Hubble
Hubble's Mirror Flaw - NASA Science
Hubble vs James Webb Space Telescope mirror size
The testing error that led to Hubble mirror fiasco | New Scientist
What was wrong with Hubble's mirror, and how was it fixed? - BBC Sky at Night Magazine
Hubble Space Telescope's Internal Components (Light Path) | HubbleSite
Hubble Space Telescope's Internal Components (Light Path) | HubbleSite
Hubble - Construction, The Hubble Mirror, Blurred Vision, Hubbles Contact Lens
Saving the Hubble telescope is worth spending the money - The Japan Times
