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Celestron – AstroMaster 70AZ Refractor Telescope


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Product Code: 21061 Categories: , ,


Discover our Solar System with the Celestron AstroMaster 70AZ! You’ll be ready to observe in minutes thanks to the quick and easy no-tool setup. The 70AZ provides bright, clear images of the Moon, planets, star clusters, and more for great nighttime viewing.

Manual Alt-Azimuth telescope
Navigate the sky with a pan handle Alt-Az control with clutch for smooth and accurate pointing. Move the clutch in an up/down, left/right fashion to track your object in the eyepiece.

Accessories Included
Accessories include a 20mm and 10mm eyepiece, an erect image diagonal, and a Starpointer finderscope. The two eyepieces offer different magnifications for low and high powered views.

Starry Night Software
Download Celestron’s Starry Night Software and learn about the night sky, celestial objects, and how to plan your next observing session. Celestron Starry Night Software is the premier astronomy software package on the market, providing resources and knowledge to view our solar system and beyond.

  • 70mm refractor telescope with fully coated glass optics and a lightweight frame.
  • Observe in no time with a quick and easy, no-tool setup.
  • Accessories include: two eyepieces (20mm and 10mm), erect image star diagonal, and a finderscope.
  • Panning handle Alt-Az control with clutch for smooth and accurate pointing.
  • Adjustable height tripod
  • BONUS Starry Night Basic Edition Software download
Optical DesignRefractor
Aperture70mm (2.76″)
Focal Length900mm (35″)
Focal Ratio13
Focal Length of Eyepiece 120mm (.8″)
Magnification of Eyepiece 145x
Focal Length of Eyepiece 210mm (.4″)
Magnification of Eyepiece 290x
FinderscopeStarPointer Finderscope
Star DiagonalErect Image Diagonal – 1.25″
Highest Useful Magnification165x
Lowest Useful Magnification10x
Limiting Stellar Magnitude11.7
Resolution (Rayleigh)1.99 arc seconds
Resolution (Dawes)1.66 arc seconds
Light Gathering Power (Compared to human eye)100x
Optical CoatingsFully Coated
Optical Tube Length914mm (36″)
Mount TypeAltazimuth
Tripod1.25″ steel tube legs
SoftwareStarry Night Basic Edition

Additional information

Weight8530 g
Dimensions25.1 × 38.1 cm