Borg B90FTF4 F4 Astrograph Set w/ Feather Touch Focuser, 90mm Fluorite

$2,999.00

Available on backorder

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  • Aperture : 90mm Fluorite apochromat
  • Focal length : 360mm
  • F-ratio : 4.0
  • Lens configuration : 6 elements in 5 groups
  • Coating : Fully multi-coated
  • Physical length : 400mm
  • Tube diameter : 80mm
  • Weight : 1.9kg
  • Filter : 82mm (front cap) & 48mm in front of reducer
  • Parts included : 2591, 7151, FTF-BORGII, FTF-M57, 7872 & 7352