Flatteners, Reducers & Extenders

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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.

    $150.00
    Altair Lightwave 1.0x Reducer/Flattener - $150.00
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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.

    $190.00
    Altair Lightwave 0.6x Reducer - $190.00
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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.

    $145.00
    Altair ADC Atmospheric Dispersion Corrector - $145.00
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  • TAKAHASHI EXTENDER-CQ 1.7X (FS-60CB)

    TAKAHASHI EXTENDER-CQ 1.7X (FS-60CB)

    $427.00
    TAKAHASHI EXTENDER-CQ 1.7X (FS-60CB) - $427.00
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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. 

    $165.00
    Altair Flattener for 60 mm EDF Refractor - $165.00
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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.

    $150.00
    Altair PlanoStar 2" 1.0x Flattener for 80mm F6 Triplet APO - $150.00
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  • TAKAHASHI REDUCER CR 0.73X

    TAKAHASHI REDUCER CR 0.73X

    $750.00
    TAKAHASHI REDUCER CR 0.73X - $750.00
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  • CELESTRON .7X REDUCER 8" EdgeHD

    CELESTRON .7X REDUCER C800HD

    $359.95
    CELESTRON .7X REDUCER 8" EdgeHD - $359.95
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  • Tak TOA 645 Flattener 0.99X for TOA-130

    Being designed specifically for the TOA-130N and TOA-150B, RMS spot diameters of 1 micron on-axis are achieved.

    $780.00
    Tak TOA 645 Flattener 0.99X for TOA-130 - $780.00
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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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  • TAKAHASHI EXTENDER-ED 1.5X

    TAKAHASHI EXTENDER-ED 1.5X

    $570.00
    TAKAHASHI EXTENDER-ED 1.5X - $570.00
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  • Takahashi Epsilon Extender 1.5X E-130D

    The Takahashi Epsilon 1.5X extenders provide increased focal length without sacrificing optical performance.

    $1,000.00
    Takahashi Epsilon Extender 1.5X E-130D - $1,000.00
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