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Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens in Saudi Arabia

Alstar 2" 80MM Eyepiece Extension Tube Adapter - Bundle with - 2" 4-Element 2X Barlow Lens

SAR 833
Brand
A ALSTAR
Category
Telescopes
– 1 +

Special Features

  • Extension tube provides extra focuser: back travel often needed for short range terrestrial viewing through a telescope; or for astrophotographic applications
  • Features two locking thumbscrews to secure any inserted astronomy accessory; with a brass compression insh to prevent the marring of your telescope accessories
  • Fits in 2 inch telescope focusers and accepts 2 inch eyepieces or accessories; Threaded for use with standand 2 inch astrophotography filters
  • Zoom In Twice As Much: Without the barlow lens; the planets would appear so small that hardly any detail would be visible; This 2X Barlow Lens doubles the magnification of the telescope's eyepiece without any significant reduction in optical quality
  • Fully Multi-Coating: This Barlow lens utilizes a four-lens design with multiple layers of coating to magnify magnification without reducing contrast; This means that your power-boosted observations will be optimized for sharpness; clarity and brightness

Description

Alstar 2-Inch Telescope Eyepiece Extension Tube Adapter provide extra focuser back travel sometimes needed to achieve focus with certain eyepiece or telescope combinations. More back travel is often needed for short-range terrestrial viewing or with use of a field flattener, coma corrector, or focal reducer lens. Extension tube provides extra focuser "back travel" often needed for short-range terrestrial viewing through a telescope, or for astrophotographic applications. Fits in 2" telescope focusers, and accepts 2" eyepieces or accessories. Features two locking thumbscrews to secure any inserted astronomy accessory, with a brass compression insh to prevent the marring of your telescope accessories. Machined of high quality aluminum and anodized black, durable for long time use.

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