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Explore One 50mm Refractor STEM Telescope Kit

BARCODE 8118030304424
Original price $ 69.99 - Original price $ 69.99
Original price
$ 69.99
$ 69.99 - $ 69.99
Current price $ 69.99

All pricing in USD


  • Kit includes all of the part and instructions needed for young explorers to build a 50mm refractor.
  • With the 50mm aperture, you can easily explore the Moon’s cratered surface.


With this STEM kit from Explore One, emerging astronomers will learn about the science of optics and the inner workings of a telescope as they build their own 50mm refractor. The kit includes all of the parts and instructions needed to build this compact refractor, which can then be used for some serious moon gazing.  


Item Number 88-50ERTK
Lens type Doublet Achromatic Refractor
Objective Lens 50mm
Focal Length 300mm
Eyepiece Type Kellner
Eyepiece Focal Length 20mm
Magnification 300mm/20mm = 15x

CA Residents: Prop 65 WARNING(S)