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Réducteur / Correcteur 0.85x pour Sky-Watcher EvoStar 150ED - Sky-Watcher

Réducteur / Correcteur 0.85x pour Sky-Watcher EvoStar 150ED - Sky-Watcher

skywatcher-SW0422

€273,00 EUR
€273,00 EUR
In vendita Épuisé
Coût expédition: ~
Taxes incluses. Shipping costs calculated at checkout.

This essential accessory corrects the curved focal plane of Sky-Watcher EvoStar 150ED refractors, providing a sharp image all the way to the edge of the field. It screws directly onto the crayford of the telescope thanks to the M56 thread, this reducer/corrector decreases the focal length of the telescope by 0.85x (resulting focal ratio of f/6.8), ideal for astronomy and astrophotography, thus reducing exposure time.

  • Reducer factor: 0.85x
  • Front thread: M56 female
  • Rear thread: M48 male
  • Backfocus: 55mm
  • Induced focal ratio: f/6.8
  • Focal length reduction for wider images
  • Correction of the curved focal plane for increased sharpness
  • Reduction of exposure time in astrophotography
  • Improvement of astronomical image quality
  • Compatible with Sky-Watcher EvoStar 150ED f/8 (Doublet)
  • Requires a wide field T ring M48 for Sony (#SW0187), Nikon (#SW0188), or Canon (#SW0189) cameras
  • Not compatible with Sky-Watcher ESPRIT 150ED telescopes (triplet)
  • Reducer / corrector 0.85x Sky-Watcher
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