telephoto lens for astrophotography

telephoto lens for astrophotography
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With the FMA230, Askar has created a powerful triplet APO refractor with unique visual and photographic application possibilities

  • In just a few steps, the APO telephoto lens becomes a compact astronomical telescope, a guiding tube or a powerful spotting scope for landscape observation.
  • Aperture 50 mm
  • Triplet ED lens with two APO elements for a color-pure image
  • Photographic focal length 230 mm (with 4-element corrector) - focal ratio f/4.6
  • Focal length for observation 275 mm
  • The photographic field of view is designed up to full format
  • Precise helical focuser on the lens for accurate focusing - with lock
  • Weight 1045 grams
  • Practical M48 mount with 55 mm working distance (as telephoto lens)
  • Suitable for 1.25" and 2" accessories for visual observation
  • Vixen / EQ5 style multifunction plate
  • Very well suited for mobile astrophotography with photo trackers like the Skywatcher Adventurer
  • Also suitable as a powerful guiding telescope
  • With a few simple steps the FMA230 becomes a compact spotting scope for observing with 1.25" or 2" accessories
899.00 €
Estimated delivery time : 1-4 days