The saxon 1.25″ Zoom 7-21mm Wide Angle Eyepiece allows the observer adjust from low to high powered viewing without the hassle of changing the eyepiece!

This multi-coated zoom eyepiece also features a 30 to 43 degree field of view combined with very generous eye relief and foldable rubber eyeguard makes this eyepiece well suited for eyeglass wearers and non-eyeglass wearers alike!