$Explore One 50mm Refractor STEM Telescope Kit$

50mm Refractor STEM Telescope Kit

Name: 50mm Refractor STEM Telescope Kit
Brand: Explore One
SKU: 88-50ERTK
Price: 72.09 USD
Availability: InStock

$ 72.09

Take 15% off w/ code HOLIDAY15

In stock

This 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 Moon’s cratered surface, offering a hands-on introduction to astronomy.

SKU: 88-50ERTK

Shipping & Returns

Free shipping on orders $70+ shipped within the continental United States. Special‑order items are excluded. USPS orders may take an additional business day for processing. Learn more.

Returns must be submitted within 30 days from the date of purchase for a refund or replacement. The item must be unused, in its original condition and packaging. Learn more.

Product Manual & Resources

Download Manual

Download Planisphere/StarMap

Download SkyChart Software

Warnings

⚠️ WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

⚠️ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Product Specifications

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

50mm Refractor STEM Telescope Kit

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