Orion ShortTube 80-A Refractor Telescope
Item #09947
4.7 / 5.0
$199.99
An upgraded version of the ShortTube 80, the 80-A is very portable and is perfect for the beginning astronomer. Wide field of view makes it ideal for deep sky viewing. The refracto...
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An upgraded version of the ShortTube 80, the 80-A is very portable and is perfect for the beginning astronomer. Wide field of view makes it ideal for deep sky viewing. The refractor optical tube attaches easily to any Orion telescope mount.
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  • More Info
    • Our popular ShortTube 80 refractor telescope, configured for astronomical viewing
    • Fully multi-coated optics provides maximum light throughput to your eye for bright wide-field views
    • Big 8x40 finder scope makes it easy to aim the ShortTube 80-A accurately
    • The 400mm, f/5 achromatic refractor optics deliver wide-field views of deep-sky and solar system objects
    • Features a smooth-adjusting 1.25" rack & pinion focuser, and includes 90-degree mirror star diagonal, two Expanse eyepieces (20mm, 9mm), tube rings, short dovetail bar, soft carry case, and Starry Night software
  • Specs
    • Best for viewing:
      Brighter deep sky
    • User level:
      Beginner
    • Optical design:
      Refractor
    • Optical diameter:
      80mm
    • Finder scope lens diameter:
      40mm
    • Focal length:
      400mm
    • Focal ratio:
      f/5.0
    • Coatings:
      Fully multi-coated
    • Optics type:
      Air-spaced doublet
    • Glass material:
      Crown/Flint
    • Eyepieces:
      Expanse 20.0mm,9.0mm (1.25")
    • Magnification with included eyepieces:
      20x, 44x
    • Resolving power:
      1.45arc*sec
    • Lowest useful magnification:
      12x
    • Highest useful magnification:
      160x
    • Highest theoretical magnification:
      200x
    • Limiting stellar magnitude:
      12.2
    • Optical quality:
      Diffraction limited
    • Finder scope:
      8x40
    • Focuser:
      1.25" Rack-and-pinion
    • Diagonal degrees:
      1.25" 90° Mirror Star
    • Mount type:
      Optical Tube without Mount
    • Astro-imaging capability:
      Lunar, planetary & long exposure
    • Tube material:
      Aluminum
    • Length of optical tube:
      15.0 in.
    • Weight, optical tube:
      3.8 lbs.
    • Additional included accessories:
      Soft carry case, Tube rings, Dovetail mounting bar
    • Other features:
      fully Multi-Coated
    • Warranty:
      One year
  • In The Box
    Orion ShortTube 80-A Refractor Optical Tube Assembly
    20mm Orion Expanse telescope eyepiece (1.25")
    Orion 9mm Expanse eyepiece (1.25")
    90 mirror star diagonal (1.25")
    8x40 finder scope
    Finder scope bracket with O-ring
    Tube rings
    Dovetail tube ring mounting plate
    Tube ring mounting hardware screws
    Dust cap
    Starry Night special edition software
  • Shipping Info
    Standard Shipping Charge: $0.00
    Second Day Shipping Charge: $0.00
    Next Day Shipping Charge: $0.00
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