92° Series 17mm Long Eye Relief Waterproof Eyepiece Focal Length_1. 3mm - 10mm and the included smartphone adapter

and the included smartphone adapter allows you to capture and share your discoveries with ease

Extended bird-watching sessions in the wild are a breeze

It's the ultimate lab-in-a-box for curious minds

but can be employed for bright

5" Hexagonal Focuser

92° Series 17mm Long Eye Relief Waterproof Eyepiece Focal Length_1. 3mm - 10mm and the included smartphone adapterExplore Ultra Wide Eyepieces Comfort, Quality, Value. The Explore Scientific 92 Series eyepieces are hyper wide class oculars with extraordinary long eye relief that can transform your visual astronomy experience. You may be startled at the amazingly wide expanse of inky black sky you behold the first time you bring your eye to a 92 Series eyepiece, and after awhile, you may even forget that you have an eyepiece between you and the universe! With an