Borg 55FL F3.6 Astrograph with Feathertouch Focuser

Brand: Borg

SKU : BG-B5536FTF-SB

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Color
Sunrise Blue
Sunset Orange
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  • Choose your accent color: Sunrise Blue or Sunset Orange
  • Telescope Aperture: 55mm
  • Telescope Focal Ratio: f/3.6
  • Telescope Focal Length: 200mm
  • 43mm corrected image circle

Product Details

  • The BORG 55mm F3.6 Astrograph is a very unique portable telescope. Boasting a small size for easy transportation (including airline and overseas expeditions), this astrograph is the perfect telescope for those needing a portable, high-quality optical tube.

    • 55mm aperture
    • 6-element advanced optical system, including one fluorite
    • Japanese-made high quality carbon fiber tube
    • Feathertouch Focuser - M57
    • M57 camera rotator included
    • Back focus : 60mm from M57 camera rotator thread
  • specifications

    Aperture55 mm (2.25")
    Back Focus60mm
    Corrected Image Circle43mm
    Dawes Limit2.11 arcseconds
    Focal Length200 mm
    Focal Ratiof/3.64
    Highest Magnification110x
    Light Gathering Power62x
    Limiting Magnitude12.5
    Optical DesignPetzval
    Tube Diameter80mm
    Tube Length210mm
    Tube Weight2.7 lbs
  • included items

    • BORG 55FL F3.6ED Astrograph Optical Tube
    • M57 camera rotator
    • Feathertouch Focuser - M57

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