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GSO 8" F/4 Imaging Newtonian

GSO 8" F/4 Imaging Newtonian

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Description

Key Features:

  • Premium Optics:

    • 203mm (8") parabolic primary mirror with 94% high-reflectivity coating for exceptional light gathering and contrast.

    • Fast f/3.94 focal ratio (800mm focal length) – optimized for deep-sky imaging and compatible with standard 2" coma correctors.

    • Large 70mm secondary mirror (94% reflectivity) ensures full illumination of imaging sensors.

  • Sturdy & Vibration-Resistant Build:

    • Carbon fiber tube enhances thermal stability and rigidity for pinpoint focus during long exposures.

    • Massive metal spider vanes secure the secondary mirror, minimizing diffraction and flexure.

    • CNC-machined tube rings with dual Losmandy + GP/EQ5 dovetail bars for versatile mounting.

  • Precision Focuser & Usability:

    • Dual-speed 2" monorail focuser with a reinforced metal baseplate for smooth, precise adjustments.

    • Primary mirror center marking streamlines collimation.

Shipping & Payment

Delivery Options

  • FedEx International Priority® (Singapore)
  • 順豐到付
  • EMS (Small items ONLY)(7-14days)
  • FedEx International Priority® (Small items ONLY)(3-5days)
  • Worldwide Shipping (Ask shipping cost before purchase)
  • SELLER DELIVERY
  • 7-11 Pickup and pay in store (C2C)
  • Family Mart Pickup and pay in store (C2C)

Payment Options

  • PayPal
  • Credit Card
  • Pay on Family Mart Store Pickup (C2C)
  • Pay on 7-11 Store Pickup (C2C)

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