Explore Scientific Firstlight AR102mm White Tube Refractor with Twi-1

  • Excellent entry level telescope for observation
  • Aperture: 102mm (4.0")
  • Focal Ratio: f/9.8
  • Focal Length: 1000mm
  • Sale
  • Regular price $549.99

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Explore Scientific Firstlight AR102mm White Tube Refractor with Twi-1

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.


Aperture102 mm (4")
Focal Length1000 mm
Focal Ratiof/9.8
Free ShippingYes
ManufacturerExplore Scientific


  • FirstLight AR102mm White Tube Refractor with 1000mm focal length f/9.8 telescope
  • Twilight 1 Alt/Az mount
  • 2.5" Hexagonal Focuser
  • 2" 90° Diagonal
  • Plossl 25mm eyepiece
  • HD132 Red-dot Finder
  • Smartphone Camera adapter