Engineered with high quality 4 element design and offering a generous 40° apparent field of view;perfect for broad field lunar observations;medium sized star clusters;provide a wide range of cloudy nebulas and deep sky targets
Soft rubber eye guard that is custom fitted with a bayonet mount and folds down for the convenience of eyeglass wearers and protects glasses from getting scratched
SVBONY Cell Phone Adapter Suitable mobile phone width is 55mm/2.16inch to 100mm/3.93inch
The value must have 5x barlow lens doubles the magnification of any 1.25 inch eyepiece;double the capacity of an existing set eyepieces at the cost of a single eyepiece
3 element 2 group lenses with multi coated optics design make image more crisp and sharp