90FLFTF- 90FL Feather Focuser Set

$2,335.00

SKU: 90flftf Category:

Description

  • Aperture : 90mm Fluorite apochromat
  • Focal length : 500mm
  • F-ratio : 5.6
  • Lens configuration : 2 elements in 2 groups
  • Coating : Fully multi-coated
  • Physical length : 400mm
  • Tube diameter : 80mm
  • Weight : 1.8kg
  • Filter : 82mm (front cap)
  • Parts included : 2591, 7803, FTF-BORGII & FTF-2020BCR
  • Notes :

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