50mm Refractor STEM Telescope Kit

50mm Refractor STEM Telescope KitThis STEM kit from Explore One provides everything young explorers need to build their own 50mm refractor telescope. Designed to teach the science of optics and how telescopes work, the kit includes all parts and clear instructions for assembly. Once built, the compact 50mm aperture refractor is perfect for observing the Moons cratered surface, offering a hands on introduction to astronomy.

Designed for exceptional optical performance and user-friendly operation

Precision all-metal construction with stainless-steel ball bearing for super-smooth action

and Low-Cost

Is the battery always dead when you turn it on

Detects objects buried up to 6 inches below the surface

giving you four total magnification options — up to 144x — for flexible viewing

All Explore Scientific Waterproof Eyepieces are gas-purged and O-ring sealed to create a waterproof environment that is impervious to internal fogging and prevents contaminants like fungus and dust from entering the ocular housing

red dot viewfinder

You can set the dual alarm and snooze function

it’s time for the high-powered eyepiece

and a smartphone adapter so you can capture and share your favorite views right from the eyepiece

and smartphone adapter for capturing your favorite celestial moments