Orion 10" f/3.9 Newtonian Astrograph Reflector Telescope
Item #08296e
4.6 / 5.0
€ 749.99
A very affordable 10" telescope, capable of capturing incredibly deep images, the Orion 10" f/3.9 Newtonian reflector astrograph is an amazing performer. The coatings are 94% refl...
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A very affordable 10" telescope, capable of capturing incredibly deep images, the Orion 10" f/3.9 Newtonian reflector astrograph is an amazing performer. The coatings are 94% reflective, and the 2" dual speed crayford focuser is rock solid.
Quantity:
This item is on backorder and expected by 04/11/2020.
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  • More Info
    • This affordable 10" astrograph is ideal for capturing stunning deep-sky astrophotos
    • Fast f/3.9 focal ratio provides swift wide-field imaging performance
    • Enhanced reflectivity aluminum coatings on primary and secondary mirror provide 94% reflectivity
    • Sturdy 2" dual-speed low-profile Crayford focuser permits ultra-fine focus with 11:1 ratio
    • Extended tube length of 7.5" in front of the focuser blocks peripheral light, optimizing image contrast
  • Specs
    • User level:
      Intermediate
    • Optical design:
      Reflector
    • Optical diameter:
      254 mm
    • Focal length:
      1000 mm
    • Focal ratio:
      f/3,9
    • Optics type:
      Parabolic
    • Glass material:
      Low thermal expansion glass
    • Resolving power:
      0,46 arc*sec
    • Lowest useful magnification:
      25 x
    • Highest useful magnification:
      300 x
    • Highest theoretical magnification:
      500 x
    • Limiting stellar magnitude:
      14,7
    • Optical quality:
      Diffraction limited
    • Finder scope:
      9x50
    • Focuser:
      2" dual-speed Crayford
    • Secondary mirror obstruction:
      82 mm
    • Secondary mirror obstruction by diameter:
      32 %
    • Secondary mirror obstruction by area:
      10 %
    • Mirror coatings/over-coatings:
      Enhanced Aluminum & Silicon Dioxide
    • Mount type:
      Optical Tube without Mount
    • Astro-imaging capability:
      Lunar, planetary & long exposure
    • Tube material:
      Steel
    • Length of optical tube:
      98,0 cm
    • Weight, optical tube:
      11,6 kg
    • Additional included accessories:
      Tube rings, Cooling accelerator fan, 2" to 1.25" adapter
    • Other features:
      Primary mirror center mark, Extended tube in front of focuser, Quick collimation cap
    • 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.

    A per-item shipping charge (in addition to the standard shipping and handling charge) applies to this product due to its size and weight. This charge varies based on the shipping method.

    Economy Delivery (3-5 business days): €0,00
    Expedited Delivery (1-2 business days): €48,40

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