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Explore Scientific FirstLight 90mm Doublet Refractor with AZ Mount - FL-AR90500AZ


Explore Scientific FirstLight 90mm Doublet Refractor with AZ Mount

This telescope is a great way to break into the world of astronomy. With the impressive optics, this telescope will help amateur astronomers explore the solar system or the deep sky. It has all you need for a complete viewing setup. This means that it has a refracting OTA, a sturdy alt-azimuth mount, two eyepieces, a Red-dot Finder, and more!

The 90mm aperture is enough to give incredible views of lunar details, planetary wonders, vast galaxies, and colorful nebulae.

AZ Mount

The AZ mount is a simple "U" yoke alt-azimuth mount with an altitude rod to aid in making manual adjustments. It sits on an adjustable aluminum tripod. This mount puts the control of finding and tracking celestial objects in the observer's hands. Learning the night sky with a great refracting telescope is only one of the advantages of adding this telescope to your astronomer's toolbox.

Included Accessories

This telescope package has much more to offer than an OTA and mount. It includes the following:

  • Universal Smartphone Adapter
  • HD119 Red-dot Finder
  • 1.25" Erect Image Diagonal
  • 1.25" Kellner 9 and Kellner 20 Eyepieces
  • Aluminum Tripod with Accessory Tray
  • Built-in Dew Shield


  • Optical Design: Refractor
  • Mount Type: Manual Alt-azimuth
  • Aperture: 90mm
  • Focal Length: 500mm
  • Focal Ratio: f/5.5
  • Focuser: 1.25" O.D. Rack & Pinion
  • Diagonal: 1.25" Erect Image