Baader Planetarium Hyperion Zoom 2.25x Barlow Lens

Item #AAS065-1

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  • $129.00
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  • 2.25x barlow lens for Baader Hyperion Zoom eyepiece
  • Air-spaced triplet lens
  • Includes all adapters to couple to any 1.25 filter thread
  • Enables attachment to practically any 1.25 inch eyepiece
  • Includes T-Adapter to couple to any T-Threaded component
Questions? Let our experts help!
  • Description

    The Baader Hyperion Zoom Barlow quickly attaches to any Hyperion 8-24mmm Clickstop zoom eyepiece, instantly converting it into a 3.5-10.5mm Zoom.  The matched optical design results in a virtually transparent 2.25X multiplication, without any optical compromises, essentially giving a 7X zoom range with outstanding optical performance throughout the 3.5-24mm range.  


    Some highlights of the Hyperion Zoom Barlow Lens


    • Optically Matched for perfect optical performance with the Hyperion 8-24mm Clickstop Zoom.
    • Anastigmatic Flatfield Design.
    • Air-spaced triplet lens.
    • Baader Phantom Group Coatings on all air-glass surfaces
    • Fully internally baffled and blackened to eliminate stray light reflections
    • Enables dual 2"/1¼" Barrel Configuration with all Baader Hyperion Clickstop Zooms (MkI - MkIII)
    • Threaded for standard 1¼" filters.
    • Modular Design.


    Outstanding as a general purpose Visual Barlow and Flatfield Projection Optic


    • Includes all adapters needed to couple to any 1¼" filter thread.  Enables attachment to practically any 1¼"Eyepiece for use as a classic APO barlow.
    • Includes T-adapter to couple to any T-threaded component, camera, extension tubes, diagonal, etc.


    The Hyperion Barlow works superbly with all DSLR and CCD cameras for projection imaging.  The included T-2 Adapter enables the Barlow to be attached and configured with practically any camera, and is able to cover projection ratios of up to 5X through the use of extension tubes




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    Shipping Restrictions

    Only ships in contiguous USA.

  • Dimensions & Specifications


    Baader Planetarium

    Telescope Accessories Series



    2 Year Manufacturers Warranty

  • Product Guarantee

    We stand behind all the products we sell, and your satisfaction is our top priority. If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery.

    Manufacturer Warranty

    This product has a 2 year manufacturer's warranty against defects is provided. If you have specific questions about this product's warranty please contact Alpine Astronomical's Customer Service department by email at

    Return & Exchange Policy

    At our site, returns are easy! You may return new, unused, and resalable items for a refund or exchange. Simply ensure that the item is returned in its original product packaging within 30 days of delivery.

Ask The Experts

Have questions about an item or need advice on selecting the right astronomy gear? Our team of telescope experts is here to help! Avid amateur astronomers themselves, they've tested products in the field and can provide personalized recommendations.

You can reach our Customer Support line at 1-800-303-5873. We're open 8 a.m. to 8 p.m. Central Time, Monday through Friday and 9 a.m. to 4 p.m. on Saturday.

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