OBSERVATORIES & TELESCOPES A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site Hale Telescope The 200-inch (5-meter) reflector at Palomar Observatory. It was opened in 1948, named in honor of George Hale, and was for many years the world's largest optical telescope. Related category    • OBSERVATORIES AND TELESCOPES External site National Parks Service, Hale Telescope (good description and history) Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP