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EXPLORE THE SEPTEMBER 2025 ASTRONOMY CALENDAR NOW!
EXPLORE THE SEPTEMBER 2025 ASTRONOMY CALENDAR!

Flatteners & Correctors

Optimize your telescope’s optical performance with our selection of flatteners and correctors. These precision accessories reduce field curvature and optical aberrations, delivering sharp, edge-to-edge images ideal for astrophotography. Perfect for enhancing clarity and detail in your deep-sky imaging sessions.

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  • HR Variable Coma Corrector (2-inch) - HRCC02-00

    HR Variable Coma Corrector (2-inch) - HRCC02-00

    Explore Scientific
    $ 391.39 - $ 391.39
    $ 391.39
    $ 391.39 - $ 391.39
    $ 391.39

    Description After hours at the eyepiece, you finally get to view the fruits of your astrophotography labors. The stars in the center of the field ...

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    $ 391.39 - $ 391.39
    $ 391.39
    $ 391.39 - $ 391.39
    $ 391.39
  • Explore Scientific 3" Field Flattener .7x Focal Reducer - FFFR507X-00

    Explore Scientific 3" Field Flattener .7x Focal Reducer - FFFR507X-00

    Explore Scientific
    $ 494.39 - $ 494.39
    $ 494.39
    $ 494.39 - $ 494.39
    $ 494.39

    Description Explore Scientific’s 3-inch Field Flattener/0.7x Focal Reducer is a multi-faceted accessory designed to enhance your astrophotography ...

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    $ 494.39 - $ 494.39
    $ 494.39
    $ 494.39 - $ 494.39
    $ 494.39
  • HR Variable Coma Corrector (2-inch) - HRCC02-01

    HR Variable Coma Corrector (2-inch) - HRCC02-01

    Explore Scientific
    $ 288.35 - $ 288.35
    $ 288.35
    $ 288.35 - $ 288.35
    $ 288.35

    Description   This model does not come with the adapters that allow for a direct screw-on connection to a camera. It can be used with a camera by ...

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    $ 288.35 - $ 288.35
    $ 288.35
    $ 288.35 - $ 288.35
    $ 288.35

  • Explore Scientific Field Flattener f/5 to f/7

    Explore Scientific
    $ 154.49 - $ 154.49
    $ 154.49
    $ 154.49 - $ 154.49
    $ 154.49

    Features This is a field flattener for refractor-type telescopes with a focal ratio of f/5 to f/7 Causes no change to the telescope focal length ...

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    $ 154.49 - $ 154.49
    $ 154.49
    $ 154.49 - $ 154.49
    $ 154.49

  • Explore Scientific 0.8x Focal Reducer

    Explore Scientific
    $ 154.49 - $ 154.49
    $ 154.49
    $ 154.49 - $ 154.49
    $ 154.49

    The NEW Explore Scientific 0.8x Focal Reducer lets astrophotographers explore the wonders of wide-field astrophotography in an easy-to-use package....

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    $ 154.49 - $ 154.49
    $ 154.49
    $ 154.49 - $ 154.49
    $ 154.49
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