This is a 1994 guide to the use of the most popular telescope in the world, the 20-cm (8-in) Schmidt-Cassegrain Telescope. This compact instrument revolutionized amateur astronomy and astrophotography ...
The 24-inch Boller & Chivens f/8 Cassegrain was installed in the dome of Sommers-Bausch Observatory in 1973 ... For the first eight years of its life, the 24-inch was the sole telescope at SBO, and ...