KnowraW. M. Keck ObservatoryLinked fromLinked fromThe 15 pages that link to W. M. Keck Observatory, each with the reason it gives.All 15Broader topic 5Related 6Compared with 4Mauna KeaBroader topic: Its twin telescopes are among the largest instruments operating on the summit.Altazimuth mountBroader topic: The Keck telescopes demonstrate how altazimuth mounts support very large instruments.Active opticsBroader topic: Its segmented mirrors use active control to maintain alignment and optical figure.Ritchey–Chrétien telescopeBroader topic: The Keck telescopes use Ritchey–Chrétien optical layouts.Maunakea ObservatoriesBroader topic: Its large segmented mirrors support detailed studies of distant galaxies, stars, and planets.