Explore Scientific 2x Focal Extender Barlow 1.25" adapter enough that many will choose

enough that many will choose to image "sans" guiding

Our goal was to provide an extreme value by providing true diffraction-limited optics at a price that will allow more people to explore the sky with a wide-field (f/6

It isolates the H-Alpha

Optimised for William Optics refractors and designed to cover full frame sensors with a 44

Resolution: 1

Explore Scientific 2x Focal Extender Barlow 1.25" adapter enough that many will chooseA 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