Orion ShortTube 80 Refractor Telescope Optical Tube Assembly
Item #09948e
4.8 / 5.0
€ 140.34
The Orion ShortTube 80 refractor is perfect being used as a guide scope with a CCD autoguider. It is a compact telescope with wide-field optics that deliver bright images. This OTA...
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The Orion ShortTube 80 refractor is perfect being used as a guide scope with a CCD autoguider. It is a compact telescope with wide-field optics that deliver bright images. This OTA version does not include any accessories.
Quantity:
This item is on backorder and expected by 03/10/2020.
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  • More Info
    • An ideal refractor telescope optical tube assembly for use as a guide scope with a CCD autoguider, or for wide-field observations
    • Fast, wide field-of-view optics excel at guide star acquisition and viewing expansive celestial objects
    • Fully multi-coated 80mm aperture f/5.0 optics deliver bright, wide-field images with sharp resolution
    • Weighs just 2.95 lbs. and measures 15" long - can easily be added to an astrophotography system without overloading your telescope mount
    • Sold as optical tube assembly only without accessories - accessories sold separately
  • Specs
    • Best for viewing:
      Brighter deep sky
    • User level:
      Beginner
    • Optical design:
      Refractor
    • Optical diameter:
      80 mm
    • Focal length:
      400 mm
    • Focal ratio:
      f/5,0
    • Coatings:
      Fully multi-coated
    • Optics type:
      Air-spaced doublet
    • Glass material:
      Crown/Flint
    • Eyepieces:
      None
    • Resolving power:
      1,45 arc*sec
    • Lowest useful magnification:
      12 x
    • Highest useful magnification:
      160 x
    • Highest theoretical magnification:
      160 x
    • Limiting stellar magnitude:
      12,2
    • Optical quality:
      Diffraction limited
    • Finder scope:
      None
    • Focuser:
      1,25" Rack-and-pinion
    • Mount type:
      Optical Tube without Mount
    • Astro-imaging capability:
      Lunar, planetary & long exposure
    • Tube material:
      Aluminum
    • Length of optical tube:
      38,1 cm
    • Weight, optical tube:
      1,4 kg
    • Additional included accessories:
      Included accessories may vary for 2nds, Substitutions may be made
    • Other features:
      Fully multi-coated
    • Warranty:
      One year
  • Shipping Info

    Orders received by 5pm UTC for in-stock items ship the next business day. When an item is not in-stock we will ship it as soon as it becomes available. Typically in-stock items will ship first and backordered items will follow as soon as they are available. You have the option in check out to request that your order ship complete, if you'd prefer.

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