1.25" 2x Focal Extender 152mm Fast Set-Up

Fast Set-Up

fog becomes visible in places that appear completely empty without a filter

track action

but some normally invisible regions of nebulae are clearly visible

The fast f/4

1.25" 2x Focal Extender 152mm Fast Set-UpA 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