Explore Scientific 100° Argon filled Eyepiece - 5.5mm (2") Refreactor or off-axis guiders that accept

or off-axis guiders that accept a 1

simply slide your finger over the star chart for convenient operation of the mount

along with improved motors

Mounting material (gears

Suitable for: Seestar S50 from ZWO

Explore Scientific 100° Argon filled Eyepiece - 5.5mm (2") Refreactor or off-axis guiders that acceptThese 100 eyepieces from Explore Scientific offer a truly unique combination of excellent contrast and edge sharpness, even with fast optics and a huge field of view. In fact with such a wide field of view, you can sometimes forget that you are looking through a telescope as you gaze over the enormous, seemingly unlimited expanse of space. Due to the perfect combination of a wide variety of modern glass materials, these eyepieces from Explore