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SKU #: CES1117

Celestron AstroMaster 90AZ Refractor Telescope

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List Price: $362.95

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Celestron AstroMaster 90AZ Refractor Telescope

If you're looking for a dual-purpose telescope appropriate for both terrestrial and celestial viewing, then the AstroMaster Series is for you. Each AstroMaster model is capable of giving correct views of land and sky. The AstroMaster Series produce bright, clear images of the Moon and planets. It is easy to see the moons of Jupiter and the rings of Saturn with every one of these fine instruments. For views of the brighter deep space objects like galaxies and nebulae, the larger aperture and light gathering ability of the Newtonian reflectors is recommended.


  • Quick and easy no-tool setup
  • Permanently mounted StarPointer
  • Erect image optics ideal for terrestrial and astronomical use
  • Quick release dovetail attachment - no tool setup
  • Pan handle Alt-Az control with clutch - for smooth and accurate pointing
  • Tripod with 1.25" steel tube legs provides a rigid and stable platform
  • All coated glass optics for clear, crisp images
  • Deluxe accessory tray for convenient storage of accessories
  • "The SkyX – First Light Edition" astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images
  • Optical Design: Refractor
  • Finderscope: Built-on starpointer
  • Mount: Altazimuth
  • Optical coatings: Multi coated
  • Tube attachment: Dovetail bar
  • Specification: Focal ratio: 11
  • Specification: Magnification 1: 50 x
  • Specification: Magnification 2: 100 x
  • Specification: Highest useful magnification: 213 x
  • Specification: Lowest useful magnification: 13 x
  • Specification: Limiting stellar magnitude: 12.3
  • Specification: Resolution (dayleigh): 1.55 arc seconds
  • Specification: Resolution (dawes): 1.29 arc seconds
  • Specification: Light gathering power: 165 x
  • Specification: Angular field of view (deg): 1 °
  • Eyepiece 1 (mm): 20 mm (0.79'')
  • Eyepiece 2 (mm): 10 mm (0.39'')
  • Tripod: 1.25'' steel tube legs
  • Star diagonal: Erect image diagonal - 1.25''
  • Linear field of view (1000 yds): 53 ft (16 m)
  • 2 Year warranty
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  • Overall: 55" H x 41" W x 36" D
  • Overall Product Weight: 20lbs

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Celestron AstroMaster 90AZ Refractor Telescope

Weights & Dimensions

  • Overall: 55" H x 41" W x 36" D
  • Overall Product Weight: 20lbs


Telescope Type: RefractingColor: Black
Usage: Nebulae; Moon; Galaxies/Star cluster; PlanetAperture Size: 90 Millimeters
Magnification: 213Focal Length: 1000 Millimeters
Tripod/Base Included: YesCountry of Manufacture: China

About the Manufacturer

Throughout the world, Celestron telescopes have become the "telescope of choice" for the consumer that can differentiate between brands. Major colleges and universities worldwide use Celestron telescopes in their astronomy programs. Moreover, its solid and esteemed reputation in the scientific community has reached NASA, who selected the Celestron C5 telescope as the telescope to be taken on several space shuttle research missions.

Celestron AstroMaster 90AZ Refractor Telescope

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AstroMaster 90AZ Refractor Telescope is also sometimes listed under the following manufacturer numbers: 21063