While most telescopes at this price come on a basic ... It’s a Newtonian reflector with 5.1 inch/130 mm aperture, which enables it to collect just enough light to make the sky objects look ...
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 ...