1.25" 2x Focal Extender 18-4mm-eye-relief You do not have to

You do not have to give up your current mount to enjoy the full benefits of a Telescope Drive Master from Explore Scientific

nature walks

With its fully multi-coated optics and 600mm focal length (f/6

I have seen more beginners make the mistake of trying to do finder alignments in the dark on small

1.25" 2x Focal Extender 18-4mm-eye-relief You do not have toA good Focal Extender adds some real versatility to your telescope accessory line up. First of all, it allows you to increase the magnification of any eyepiece with the same barrel size that you already own. In other words, 3 eyepieces offer 6 magnification choices with the addition of a focal extender. Secondly, most of the time, lower magnification eyepieces have better eye relief than higher power models. When using a focal extender to increase