Top Telescope 2000
| Name | Out | In | aperture (m) | Area (m²) | Mirrors | Note | Altitude |
|---|---|---|---|---|---|---|---|
| Keck 1 & 2 | 10 m each | 76 m2 each | 36 x 1.8 m hexagons M1 mirrors each | largest twin telescopes, largest aperture mirrors, 152 m² total optical area | 4145 m | ||
| Hobby-Eberly Telescope (HET) | 9.2 (max.) | 66–45 m² | 92 x 1 m hexagon; 11 x 9.8 m mirror | Spherical M1 w/ fixed mirror; spectroscopy | 2030 m | ||
| Subaru Telescope | 8.2 | 53 m² | 1 x 8.3 m M1 | Largest single piece mirror (tied with the 4 VLT) | 4145 m | ||
| VLT 1,2,3, & 4 | 8.2 m each | 53 m² each | 1 x 8.2 m M1 | Largest quadruplet telescope; largest single piece mirrors (tied with Subaru) | 2635 m |
Read more about this topic: List Of Largest Optical Reflecting Telescopes
Famous quotes containing the words top and/or telescope:
“Life stood on the top stair a moment
Waved her last gray slander down the stair,
I will not forget her absent eyes
Her other smile like one rose
Falling, falling everywhere....”
—Allen Tate (1899–1979)
“The telescope at one end of his beat,
And at the other end the microscope....”
—Robert Frost (1874–1963)
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