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Orion 10" f/8 Ritchey Chretien Reflecting OTA Telescope

Orion 10" f/8 Ritchey Chretien Reflecting OTA Telescope

Sale: $384.76 $230.85
Save: 40% off
( 40% OFF, Ends tomorrow! )

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Description
  • 10-Inch (250 mm) aperture, f/8 Ritchey Chretien optical tube optimized for astrophotographic use with APS-C and full-frame (35 mm) CCD cameras and DSLRs
  • Features a big 3.3-Inch rotatable dual-speed (10:1) Crayford focuser equipped with a sturdy linear-bearing to provide fine focus adjustment without slippage or flexure with heavy imaging accessories attached
  • Hyperbolic primary and secondary mirrors made of low-expansion quartz glass with enhanced aluminum coatings boast 96% reflectivity for bright imaging performance, and the secondary mirror is precisely center-marked to aid in collimation
  • Features two dovetail finder scope bases and a unique, Orion-exclusive slotted wide-format dovetail bar along the top of the telescope for easy attachment of imaging accessories
  • Three built-in 1.5-Inch cooling fans accelerate cooling of the primary mirror to reach thermal equilibrium quickly
  • Orion 10" f/8 Ritchey-Chrétien Astrograph Telescope with 3.3" dual-speed linear-bearing Crayford focuser
  • Extension tube, 2" length (x1)
  • Extension tube, 1" length (x2)
  • Battery holder for eight AA batteries (batteries not included)
  • Starry Night SE astronomy software digital download insert


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