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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

€1.390,00 EUR
€1.390,00 EUR
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Taxes included. Shipping costs calculated at checkout.
  • Nouveau: Paiement 3x sans frais avec Klarna

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

askar-fra400

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