Orion 10" f/4.7 Newtonian Reflector OTA

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Orion 10" f/4.7 Newtonian Reflector OTA
Item # OR-9959
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Scheduled Delivery

  • 254mm aperture and 1200mm focal length for vivid, close views of deep-sky and solar system objects.
  • The Orion 10" Reflector OTA now includes 2" Crayford focuser for smooth, backlash-free focus adjustment.
  • Recommended for visual or astrophotographic use.
  • The Orion 10" Reflector OTA has a One-year limited warranty.
  • Note: To save shipping delays, this telescope (or mount) will be drop-shipped directly from Orion's warehouse to you.


Orion 254mm f/4.7 Reflector Telescope OTA

Do you already own a mount and tripod? Are you interested in doing astrophotography with a reflector? Then the Orion 254mm f/4.7 10" Reflector Tube Assembly might just be right for you!

With a decent 254mm in aperture and a respectable 1200mm in focal length, the Orion 254mm f/4.7 10" Reflector Tube Assembly has a sweet f/4.7 focal ratio just meant for astrophotography.

The upgraded 2" Crayford focuser on the Orion 254mm f/4.7 10" Reflector Tube Assembly accepts your own eyepieces, or can be reduced for 1.25" with the included adapter. For those who already have most telescope accessories, or are interested in custom-designing their own scope from the ground up, the Orion 254mm f/4.7 Atlas 10 Reflector Tube Assembly has what you're looking for.

Orion Product Number: 9959

Drop-Ship Policy Note: To expedite your order, this telescope (or mount) will be drop-shipped directly from Orion's warehouse to you and availability will be based on Orion's inventory levels. OPT will contact you immediately if there are any delays on shipment and will provide an estimated lead-time. If the product is not readily available, you will have the option to keep the order open with a 10% deposit. Additional Orion items may be drop-shipped along with the telescope (or mount), or shipped directly from our own OPT stock. Non-Orion items will be shipped directly from the OPT warehouse. As a courtesy, OPT will cover all costs for splitting orders and separate shipments.

If a return issue should arise with an Orion drop-ship item, please note that OPT will be required to issue a minimum 10% restocking fee for its return to Orion. With this exception, all other conditions of the OPT return policy apply. Please feel free to call us at 1-800-483-6287or e-mail us if you have any questions on Orion Drop-Ship product availability or on this policy. We're here to serve you!
Additional Information

Additional Information

SKU OR-9959
Manufacturer Orion
Telescope Series Orion Optical Tube Assemblies
Optical Design Newtonian Reflector
Mount Type None - Optical Tube Only
Warranty 1 Year Warranty
Telescope Aperture 10"
Telescope Focal Length 1200mm
Telescope Focal Ratio f/4.7
Highest Useful Magnification 300x
Limiting Stellar Magnitude 14.7
Optical Coatings Aluminum
Tube Color or Finish Orion Grey Pearl
OTA Mount Type N/A
Optical Tube Outer Diameter Not provided by manufacturer
Length of Optical Tube 47.2"
Optical Tube Weight 27.2 lbs.
Mount Weight N/A
Total Telescope Weight 27.2 lbs.
Objects in Database N/A
Alignment Procedure N/A
Tripod Type Included None, Not Required
CD ROMs Included None
Eyepiece(s) Included None
Diagonal Included? No - Not Required
Dew Shield Included? No, Not Necessary
Power Adapter Included None - Does Not Require Power
Counterweights Included N/A
Finder Included None
Included Items

Included Items

  • Orion 254mm f/4.7 Reflector Telescope OTA
  • 2" - 1.25" eyepiece adapter
  • Camera Adapter
  • Collimation cap
  • Dovetail finder scope base
  • Dust cap
  • Starry Night special edition software
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