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Newton 250/1200 Black Diamond Dual Speed ​​optical tube

Newton 250/1200 Black Diamond Dual Speed ​​optical tube

SKU:skywatcher-SW0050

Regular price €635,00 EUR
Regular price Sale price €635,00 EUR
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Discover the universe in detail with Sky-Watcher's Newtonian optical tube 254mm f/4.8. This powerful telescope offers exceptional light gathering capacity and superior image quality, ideal for enthusiastic amateur astronomers who enjoy deep sky observation and astrophotography.

Features:

  • Aperature: 254mm (parabolic primary mirror in Pyrex)
  • Focal length: 1200mm
  • Focal ratio: f/4.8
  • Crayford focuser 50.8/31.75mm with dual speed (1:10) focusing
  • Thin secondary mirror supports (4 branches of 0.5mm)
  • Included right achromatic finder 9x50
  • Included LET eyepiece 28mm (50.8mm thread)
  • Vixen type dovetail mounting bars (33cm long)
  • Dimensions: 28.8cm (diameter) x 112cm (length)
  • Weight: 16kg
  • Robust metal construction

Advantages:

  • Gathers 57% more light than a 200mm telescope for detailed deep sky observations
  • Parabolic primary mirror to eliminate spherical aberrations and offer clear images
  • Precise focusing thanks to the Crayford Dual Speed focuser, essential for astrophotography
  • Thin secondary mirror supports to minimize diffraction and improve contrast
  • Compatible with heavy accessories like SLR cameras for imaging

Compatibility:

  • Compatible with mounts equipped with Vixen type dovetail
  • 31.75mm adapter provided for use with a wide range of eyepieces

Tips for Use:

  • For optimal results in astrophotography, the use of a coma corrector is recommended
  • Let the telescope acclimate to ambient temperature for optimal image quality

Supplied Items:

  • Newtonian optical tube 254mm f/4.8
  • Crayford focuser 50.8mm with 31.75mm adapter
  • Achromatic right finder 9x50
  • LET eyepiece 28mm (50.8mm thread)
  • Vixen type dovetail mounting bars (33cm long)
  • Piggyback camera mount

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