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Orion 6" f/9 Ritchey Chretien Reflecting OTA Telescope

Brand: Orion

SKU : OR-08268

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Product Details

    • 6" (152mm) aperture, f/9 Ritchey Chretien optical tube ideal for use with DSLR cameras and small-format CCD imagers to produce wonderfully flat, virtually coma-free images
    • Hyperbolic primary and secondary mirrors with enhanced aluminum coatings boast 96% reflectivity for bright imaging performance
    • Conveniently compact and portable astrograph ideal for on-the-go astrophotographers
    • Rotatable, 2" dual-speed (10:1) machined Crayford focuser provides precise focus adjustment control
    • Features two dovetail finder scope bases and includes one 2" and two 1" focus extension rings so you can adjust focus position for various imaging cameras and accessories
  • specifications

    Aperture152 mm (6")
    Dawes Limit0.76 arcseconds
    Focal Length1370 mm
    Focal Ratiof/9
    Highest Magnification304x
    Light Gathering Power472x
    Limiting Magnitude14.7
    Optical DesignRitchey Chretien
    Tube Length485mm
    Tube Weight12.1 lbs

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