Threaded for standard 1.25- inch astronomy filters and barlow lens.
Comes with sturdy plastic case-proect the eyepiece from dust and moisture.
1.25- inch 15mm plossl eyepiece set , gives the widest viewing field along with extra sharpness and long eye relief.
4-element plossl design, has a approx 52 degree AFOV. Perfect for broad-field lunar observations, medium-sized star clusters, and a wide range of cloudy nebulas and deep-sky targets.
Fold-down rubber eyeguard Threaded for standard 1.25- inch astronomy filters.