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APO Quintuplet FRA400 Telescope Askar (F/5.6) - Askar

APO Quintuplet FRA400 Telescope Askar (F/5.6) - Askar

Available within 7 days

€1.409,00 EUR
€1.409,00 EUR
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Since their creation, the Askar astrographs of the FRA range (short focal ratio) have been very well received by astrophotographers around the world. The FRA400 model is a compact Petzval-type astrograph with a 72mm diameter and an f/5.6 aperture. Stars are sharp and fine, both at the center of the field of view and at the edges, even with a large sensor.

  • Lens: Quintuplet Petzval APO (air-spaced) - 2 ED elements included
  • Diameter: 72mm
  • Focal length: 400mm (f/5.6)
  • Image circle: 44mm
  • Maximum backfocus: 140mm from the M68x1 exit
  • Length: 317mm
  • Width: 90mm optical tube (100mm at dew shield)
  • Height: 151mm (from handle to dovetail)
  • Weight of optical tube: 2560g
  • Weight with clamps and dovetail: 2880g
  • Exit: M68x1 thread and 50.8/31.75mm exit
  • Compact and light, ideal for nomadic astrophotographers
  • Exceptional image quality with sharp and fine stars
  • Compatibility with full-frame sensors thanks to a 44mm image circle
  • Advanced optical design with 2 ED elements and multi-coating for a clear image
  • Robust focuser with fine adjustment for precise focusing
  • Compatible with all included adaptors M68x1, M54x0.75, M52x0.75, and M48x0.75
  • Compatible with standard tripods via included mounting brackets
  • Askar 72mm APO Quintuplet FRA400 (F/5.6)
  • 2 Mounting Clamps
  • Askar Vixen-style Dovetail
  • Carrying Handle
  • M68x1 / M54x0.75 Adaptor
  • M54x0.75 / M52x0.75 Adaptor
  • M52x0.75 / M48x0.75 Adaptor

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