Flatteners, Reducers & Extenders

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  • Altair ADC Atmospheric Dispersion Corrector

    The ADC corrects for atmospheric dispersion (rainbow effect) producing sharper images of object closer to the horizon.

    $125.00
    Altair ADC Atmospheric Dispersion Corrector - $125.00
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  • CELESTRON .7X REDUCER 8" EdgeHD

    CELESTRON .7X REDUCER C800HD

    $351.95
    CELESTRON .7X REDUCER 8" EdgeHD - $351.95
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  • TAKAHASHI EXTENDER-ED 1.5X

    TAKAHASHI EXTENDER-ED 1.5X

    $530.00
    TAKAHASHI EXTENDER-ED 1.5X - $530.00
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  • Altair PlanoStar 2" 1.0x Flattener for 80mm F6 Triplet APO

    This field flattener is designed to work with the Altair Astro 80mm F6 Super ED Triplet APO, and has an M48 rear thread adapter for connecting your DSLR or CCD camera.

    $130.00
    Altair PlanoStar 2" 1.0x Flattener for 80mm F6 Triplet APO - $130.00
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  • TAKAHASHI TOA-35 REDUCER for TOA-130

    TAKAHASHI TOA-35 REDUCER for TOA-130

    $1,190.00
    TAKAHASHI TOA-35 REDUCER for TOA-130 - $1,190.00
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  • Altair Lightwave 0.6x Reducer

    The Lightwave 0.6x focal reducer gives an 0.6x reduction in F-Ratio for faster exposure times, as well as a correspondingly wider field for astro-photography. Designed primarily for refractor telescopes of F6 or longer focal ratios.

    $170.00
    Altair Lightwave 0.6x Reducer - $170.00
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  • Altair Lightwave 1.0x Reducer/Flattener

    A non-focal reducing Field Flattener which gives improved results for photography with triplet and doublet refractor telescopes of between F5.5 and approximately F6.25 focal ratio.

    $130.00
    Altair Lightwave 1.0x Reducer/Flattener - $130.00
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  • Altair Flattener for 60 mm EDF Refractor

    This field flattener/reducer screws directly into the rear focuser rotator of your refractor, converting it into an astrograph with a flatter photographic field than the existing lens system alone. 

    $145.00
    Altair Flattener for 60 mm EDF Refractor - $145.00
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  • TAKAHASHI 645 0.72X REDUCER QE

    TAKAHASHI 645 0.72X REDUCER QE

    $2,450.00
    TAKAHASHI 645 0.72X REDUCER QE - $2,450.00
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  • Takahashi Flattener 1.01X for FSQ-85EDX

    Provides FSQ-106EDX4 like field flatness on the FSQ-85EDX

    $265.00
    Takahashi Flattener 1.01X for FSQ-85EDX - $265.00
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  • TAKAHASHI FOA-60 Extender 1.7XR

    TAKAHASHI FOA-60 Extender 1.7XR

    $580.00
    TAKAHASHI FOA-60 Extender 1.7XR - $580.00
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  • Takahashi FC/FS Multi Flattener 1.04X

    The new FC/FS Multi-Flattener 1.04X is designed as a universal replacement to previous flatteners in the FS and FC series of fluorite doublet telescopes.

    $233.00
    Takahashi FC/FS Multi Flattener 1.04X - $233.00
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