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All-Star Telescope is your source for all things astro from telescopes to astrophotography cameras. Have a question? We'd love to help. Email: info@all-startelescope.com Call Us: (587) 336-6621 Toll Free: 1 (866) 310-8844
Have a question? We'd love to help. Email: info@all-startelescope.com Call Us: (587) 336-6621 Toll Free: 1 (866) 310-8844

Sky-Watcher Esprit 150ED Reducer/Flattener (.77x) (S20215)

SKU 050234202152
Sold out
Original price $630.00 - Original price $630.00
Original price
$630.00
$630.00 - $630.00
Current price $630.00

Specifications Overview

  • 36mm fully illuminated field, compatible with both APS-C and full frame sensors
  • 90mm back-focus (55mm when back focus spacer and M48 ring installed)
  • Drops f/ratio from native f/7 (1050mm) to f/5.4 (810mm)
  • Reduces exposure time by 68% compared to native f/7
  • 2.54 x 1.7-degree field of view when used with a full frame camera
  • 1.66 x 1.11-degree field of view when used with APS-C crop sensor
  • Includes reducer, metal thread-on caps, back focus spacer and M48 thread adapter
  • Built-in 2" filter cell for mounting filters into the light path

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