Brand: Sky-Watcher

Sky-Watcher Esprit 120ED Reducer/Flattener (.77x) (S20209)

050234202091

Brand: Sky-Watcher

Sky-Watcher Esprit 120ED Reducer/Flattener (.77x) (S20209)

050234202091

Reducers and flatteners help to improve your imaging. They're not useful in visual astronomy, but they are a huge advantage in astrophotography. You get a wider field of view and nice sharp stars, right to the corners.
$500.00 USD

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$500.00 USD

Easy Payment Options with .

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Why we love the Sky-Watcher Esprit 120ED Reducer/Flattener (.77x) (S20209)

Sky Watcher flatteners and reducers are model specific. This means they're specially designed to maximize the performance of your Sky Watcher refractor. Sky Watcher uses the highest quality glass and precision machining to ensure a perfect fit and perfect results. These are sure to give you wider images that are flat right to the corners of your field of view.

Product Description

Specifications

  • 34mm fully illuminated field but can handle full frame as well
  • 95mm back-focus (55mm when back focus spacer and M48 ring installed)
  • Drops f/ratio from native f/7 (840mm) to f/5.4 (647mm)
  • Reduces exposure time by 68% compared to native f/7
  • Built-in 2" filter cell for mounting filters
  • 3.18 x 2.12-degree field of view when used with a full frame camera
  • 2.08 x 1.39-degree field of view when used with APS-C crop sensor

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