The tried-and-true 8-inch telescope from Meade has taken another step forward with the latest version, the LX90-ACF. “ACF” stands for “Advanced Coma-Free.” Coma is an optical defect that distorts ...
Like many observers, I have a fondness for Dobsonian-mounted telescopes. Such instruments allow users to use a large aperture — 8 inches and above — that is inexpensive and easy to transport, set up, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results