Orion’s SkyQuest XX16g GoTo Truss Tube Dobsonian Telescope has an f/4.4 focal ratio. It comes with a 2″ dual-speed Crayford focuser, 28mm and 12.5mm eyepieces, and a 42,000-object database.

Back to Article List Explore Scientific’s 12-inch Truss Tube Dobsonian This telescope offers top-notch construction and high-quality optics, and is easy to set up and use, as well.