A Schmidt-Cassegrain 8-inch telescope. SBO possesses two 8-inch diameter Schmidt-Cassegrain telescopes. One is a Celestron (on long-term loan from John Bally) that was mounted piggyback on the 18-inch ...

The original instrument to occupy the 25-foot diameter dome was the 10.5-inch Bausch refracting telescope (f/15.5) installed in the brand new observatory in 1953. Bausch & Lomb Company gave the ...