5x 1.25" Focal Extender 52° FOV 99 at the highest resolution

99 at the highest resolution Mounting 1

One medium power and one high power eyepiece give you a new perspective on celestial objects

How many flats should you take

with their 100° apparent field of view

This black hole is a bag big enough to swallow your whole planet collection (and stars

5x 1.25" Focal Extender 52° FOV 99 at the highest resolutionFeatures A 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