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  • Original price $69.95 - Original price $69.95
    Original price
    $69.95
    $69.95 - $69.95
    Current price $69.95

    Astro-Tech 18mm 1.25" Paradigm Dual ED Eyepiece

    Astro-Tech
    In Stock

    This Astro-Tech 18mm Paradigm Dual ED is an excellent medium to medium low power eyepiece for lunar observing, encompassing globular clusters, pick...

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    Original price $69.95 - Original price $69.95
    Original price
    $69.95
    $69.95 - $69.95
    Current price $69.95
  • Original price $40.00 - Original price $40.00
    Original price
    $40.00
    $40.00 - $40.00
    Current price $40.00

    Astro-Tech 19mm 1.25" PF Eyepiece

    Astro-Tech
    In Stock

    The Astro-Tech 19mm Premium Flat Field keeps the field wide at 65°, and delivers 20mm of eye relief that works even if you wear glasses. It's not a...

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    Original price $40.00 - Original price $40.00
    Original price
    $40.00
    $40.00 - $40.00
    Current price $40.00
  • Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95

    Astro-Tech 1X Field Flattener For Astro-Tech AT115EDT Triplet APO Refractor

    Astro-Tech
    In Stock

    The AT115EDT has become one of the most popular imaging refractors we sell — 115mm of FK-61 triplet glass at 805mm f/7, enough aperture and focal l...

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    Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95
  • Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95

    Astro-Tech 1X Field Flattener For Astro-Tech AT130EDT Triplet APO Refractor

    Astro-Tech
    In Stock

    The AT130EDT is one of the more capable imaging refractors in our lineup — 130mm of FK-61 triplet glass at 910mm f/7, sharp enough to resolve detai...

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    Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95
  • Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95

    Astro-Tech 1X Field Flattener For Astro-Tech AT80EDT Triplet APO Refractor

    Astro-Tech
    In Stock

    The AT80EDT is one of our most popular grab-and-go imaging refractors — 80mm of FK-61 triplet glass at 480mm f/6, compact enough for airline travel...

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    Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95
  • Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95

    Astro-Tech 1X Field Flattener For Astro-Tech AT90 Triplet APO Refractor

    Astro-Tech
    More on the way

    The AT90EDX and AT90CFT are triplet APO refractors with essentially perfect on-axis optics — guaranteed .95 Strehl or higher. But point a camera at...

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    Original price $199.95 - Original price $199.95
    Original price
    $199.95
    $199.95 - $199.95
    Current price $199.95
  • Original price $299.95 - Original price $299.95
    Original price
    $299.95
    $299.95 - $299.95
    Current price $299.95

    Astro-Tech 1× Field Flattener for AT150EDL

    Astro-Tech
    In Stock

    The AT150EDL gives you 1200mm at f/8, and for a lot of imagers that's exactly the focal length they want — long enough to pull in galaxies and plan...

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    Original price $299.95 - Original price $299.95
    Original price
    $299.95
    $299.95 - $299.95
    Current price $299.95
  • Original price $129.95 - Original price $129.95
    Original price
    $129.95
    $129.95 - $129.95
    Current price $129.95

    Astro-Tech 2" 99% Reflectivity Dielectric Mirror Diagonal For Refractors

    Astro-Tech
    In Stock

    This 2” dielectric mirror-type star diagonal is an outstanding value. At this low price, if there ever was a bargain in astronomy, this is it. This...

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    Original price $129.95 - Original price $129.95
    Original price
    $129.95
    $129.95 - $129.95
    Current price $129.95
  • Original price $149.95 - Original price $149.95
    Original price
    $149.95
    $149.95 - $149.95
    Current price $149.95

    Astro-Tech 2" 99% Reflectivity Dielectric Mirror Diagonal for SCTs

    Astro-Tech
    Sold Out

    This 2" dielectric mirror-type star diagonal is designed to give you first-class performance with a Schmidt-Cassegrain - at a money-saving and far ...

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    Original price $149.95 - Original price $149.95
    Original price
    $149.95
    $149.95 - $149.95
    Current price $149.95
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  • Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95

    Astro-Tech 2" Crystalview Moon Filter

    Astro-Tech
    Sold Out

    This Product Has Been Discontinued.  This Listing Is Here For Informational Purposes  Only. This Astro-Tech 2” 13% transmission neutral gray filte...

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    Original price $19.95 - Original price $19.95
    Original price
    $19.95
    $19.95 - $19.95
    Current price $19.95
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  • Original price $34.95 - Original price $34.95
    Original price
    $34.95
    $34.95 - $34.95
    Current price $34.95

    Astro-Tech 2" Extension Ring for A-T Ritchey-Chrétien Astrographs

    Astro-Tech
    Sold Out

    This Astro-Tech 2" long x 90mm diameter extension ring can be installed between the rear cell of an Astro-Tech Ritchey-Chrétien astrograph and its ...

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    Original price $34.95 - Original price $34.95
    Original price
    $34.95
    $34.95 - $34.95
    Current price $34.95
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  • Original price $149.95 - Original price $149.95
    Original price
    $149.95
    $149.95 - $149.95
    Current price $149.95

    Astro-Tech 2" Field Flattener for Imaging with Astro-Tech and TMB Refractors

    Astro-Tech
    Sold Out

    New for August 2021, thread on adatper tops to choose between 42mm T-threads and 48mm T-threads. Named a Sky & Telescope Hot Product of the Yea...

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    Original price $149.95 - Original price $149.95
    Original price
    $149.95
    $149.95 - $149.95
    Current price $149.95
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