Orion’s Newtonian Astrograph Reflector boasts 10 inches (25.4 centimeters) of aperture and a focal ratio of f/3.9. It comes with a 2″ dual-speed, lowprofile Crayford focuser, tube rings, and a 9×50 ...

In the past decade, astrophotography has changed radically. The renaissance in this field is due to the widespread use of digital imaging, including affordable charge-coupled device (CCD) and digital ...

Everything listed above is like new, or new in the box. The items below were acquired used, and I've never tried to use them. Please reach out if you have questions. I will not ship any of these items ...