51.1 MB (2.8 MB compressed)
3456 x 5163 pixels
29.2 x 43.7 cm ⏐ 11.5 x 17.2 in (300dpi)
MARK WILLIAMSON / SCIENCE PHOTO LIBRARY MARK WILLIAMSON / SCIENCE PHOTO LIBRARY
Mayall 4m telescope inside its protective dome at Kitt Peak National Observatory, Arizona. The reflecting telescope has a 4m-diameter primary mirror, supported within the white structure at centre. A secondary mirror in the Cassegrain design is supported at the prime focus at the top of the structure. The telescope gimbals in an equatorial mount (blue).
Model release not required. Property release not required.