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Borg 107FL F3.9ED Astrograph – Feather Touch Focuser Sale

$4,595.00 Original price was: $4,595.00.$90.00Current price is: $90.00.

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Borg 107FL F3.9ED Astrograph – Feather Touch Focuser

The BORG 107 mm F3.9 Astrograph is a very unique 4-inch 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 that can support very large image circle of up to 55mm.

  • 107 mm aperture
  • 6-element advanced Petzval optical system, including one fluorite and one ED elements
  • Covers up to a 55 mm diagonal sensor
  • Japanese-made high quality carbon fiber tube
  • FeatherTouch True 3-inch focuser (FTF3215B-A) comes installed
  • M57 camera rotator included
  • Back focus : 60 mm from M57 camera rotator thread
  • 2-inch-long carrying bag
  • Fits 115 mm ID mounting rings (optional)

 

Note: If you need tube rings, the Borg can use the PrimaLuceLab 115 mm PLUS Support rings:  PLL-PLLANSU115P

–

  • Telescope Aperture: 107 mm
  • Telescope Focal Ratio: f/3.9
  • Telescope Focal Length: 420mm
  • FeatherTouch True 3-inch focuser
  • Covers sensor diagonals up to 55 mm 
  • BORG 107FL F3.9ED Astrograph Optical Tube
  • Feather Touch Focuser (FTF-3215B-A) as standard
  • 21-inch-long carrying bag
  • M57 camera rotator

 

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