Explore Scientific Firstlight AR90mm White Tube Refractor W/ AZ Mount

  • High quality beginner telescope
  • Aperture: 90mm (3.54")
  • Focal Length: 500mm
  • Focal Ratio: f/5.5
  • Mounted on Alt-Azimuth Mount W/Aluminum Tripod
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  • Regular price $129.99
  • $101.99
  • You save: $28.00 (21%)

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Explore Scientific Firstlight AR90mm White Tube Refractor W/ AZ Mount

Whether you’re looking to delve into the details of our solar system or explore inspiring deep sky treasures, the versatile FirstLight™ series has an observing package that will fit your individual needs. Each of the combinations in this new line comes complete with all of the essentials — a telescope, a sturdy mount, an eyepiece and a red dot viewfinder. 

As an added benefit, this package includes an adapter that allows you to use your smartphone to easily capture and share the beauty unfolding in your eyepiece. With Firstlight™, the only thing you need to provide is a desire to discover.


Aperture90 mm (3.5")
Focal Length500 mm
Focal Ratiof/5.5
Free ShippingYes
ManufacturerExplore Scientific


  • FirstLight AR90mm White Tube Refractor with 500mm focal length f/5.5 telescope
  • Alt/AZ "U" Yoke mount
  • Aluminum tripod
  • 1.25" draw tube focuser
  • 1.25" Erect Imaging Diagonal
  • 1.25" K9 and K20 eyepieces
  • HD119 Red-dot Finder
  • Smartphone Camera adapter