1.25" 3X Focal Extender 200-400 as well as large star

as well as large star clusters

eyepieces and accessories

National Geographic 10x50 binoculars can take activities like bird-watching

adjust your finder bracket until you have “matching” views

1.25" 3X Focal Extender 200-400 as well as large starA 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