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Focal Reducers and Field Flatteners There are 67 products.

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Showing 49 - 67 of 67 items
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    229.00 CHF Available in stock from the supplier. Please contact us for more information.

    0.8x Reducer for Tecnosky QUAD Series Refractors This 0.8x reducer fits all Tecnosky QUAD refractors. Screws directly onto the focuser and works with the included photo adapter. Full Frame compatible.

    229.00 CHF
    Available in stock from the supplier. Please contact us for more information.
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    224.00 CHF Available in stock from the supplier. Please contact us for more information.

    0.8x Variable Focal Reducer for Tecnosky 70 to 102 mm Refractors Full frame focal reducer designed for Tecnosky apochromatic refractors from 70 mm to 102 mm, compatible with SLD, EDT and ED models.

    224.00 CHF
    Available in stock from the supplier. Please contact us for more information.
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    164.00 CHF Available in stock from the supplier. Please contact us for more information.

    Explore Scientific Zero X Field Flattener 2" / M48 for ED80, ED102 and ED127 APO Plan field corrector for ED80, ED102, and ED127 APO, optimized for full-frame sensors. Lightweight black-anodized aluminum housing, integrated M48 thread, distortion-free image.

    164.00 CHF
    Available in stock from the supplier. Please contact us for more information.
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    167.00 CHF Back Ordered

    Askar 60F 0.75x Reducer The Askar 60F 0.75x is a dedicated optical reducer for the Askar 60F refractor, reducing the focal ratio to f/5.1 and expanding the field for full-frame astrophotography.

    167.00 CHF
    Back Ordered
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    179.00 CHF Available immediately from the supplier. Please contact us for more information.

    Askar 71F 0.75x Reducer The Askar 71F 0.75x is a dedicated optical reducer for the Askar 71F refractor, lowering the focal ratio to f5.2 and improving astrophotography efficiency.

    179.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    167.00 CHF Back Ordered

    Askar 91F 0.75x Reducer The Askar 91F 0.75x is a dedicated optical reducer for the Askar 91F refractor, designed to lower the focal ratio to f5 and enhance astrophotography efficiency.

    167.00 CHF
    Back Ordered
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    184.00 CHF Back Ordered

    Askar 65PHQ 0.75x Reducer The Askar 65PHQ 0.75x is an optical reducer designed for the Askar 65PHQ astrograph. It shortens the focal length to 312 mm and the focal ratio to f4.8 for faster and wider astrophotography.

    184.00 CHF
    Back Ordered
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    222.00 CHF Available immediately from the supplier. Please contact us for more information.

    Askar 80PHQ 0.76x Reducer The Askar 80PHQ 0.76x is an optical reducer designed for the Askar 80PHQ astrograph, reducing the focal ratio to f5.7 and the focal length to 456 mm for efficient astrophotography.

    222.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    324.00 CHF Available immediately from the supplier. Please contact us for more information.

    Askar Universal Reducer 107PHQ 130PHQ 151PHQ 0.7x The Askar 0.7x is a universal 3 inch optical reducer designed for Askar 107PHQ, 130PHQ and 151PHQ astrographs, reducing exposure time and improving deep sky astrophotography efficiency.

    324.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    232.00 CHF Available immediately from the supplier. Please contact us for more information.

    Askar FRA400 FRA500 F3.9 Reducer The Askar F3.9 is an optical reducer for Askar FRA400 and FRA500 astrographs. It reduces focal length to 280 mm with a 0.7x factor and improves astrophotography efficiency.

    232.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    369.00 CHF Available immediately from the supplier. Please contact us for more information.

    Askar F3.9 Reducer for FRA600 The Askar F3.9 is a 3 inch optical reducer designed for the Askar FRA600 astrograph. It applies a 0.7x reduction, shortens the focal length to 420 mm and improves visual use and astrophotography efficiency.

    369.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    159.00 CHF Available immediately from the supplier. Please contact us for more information.

    Askar 80ED Imaging Accessories 1x Flattener 0.85x and 0.7x Reducer

    159.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    279.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 160APO 1x Full Frame Flattener 1x flattener specifically designed for the Askar 160APO refractor. It preserves the native f/7 focal ratio while providing corrected field and coma correction. Full-frame 44 mm support, standard 55 mm back focus, triplet optical design, and integrated 2-inch filter thread.

    279.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    429.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 0.8x Full Frame Reducer for 160APO The Askar 0.8x reducer for 160APO is a full-frame astrophotography accessory designed specifically for the Askar 160APO refractor. It reduces the focal ratio to f/5.6 while providing corrected field performance, delivering a wider field of view, shorter exposure times, and consistent image quality across the entire...

    429.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    279.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 140APO 1x Full-Frame Field Corrector 1x field corrector designed for the Askar 140APO refractor. It preserves the native f/7 focal ratio while correcting field curvature and coma. Its triplet optical design supports a 44 mm full-frame image circle and delivers sharp, consistent stars across the entire field with a standard 55 mm back focus.

    279.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    279.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 0.8x Full-Frame Reducer for 140APO 0.8x optical reducer designed for the Askar 140APO refractor. It reduces the focal ratio to f/5.6 and the focal length to 784 mm while providing a corrected full-frame 44 mm image circle. Optimized for wide-field astrophotography with faster exposure times and uniform image quality.

    279.00 CHF
    Available immediately from the supplier. Please contact us for more information.
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    189.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 1x Full-Frame Corrector for 120APO 1x optical corrector designed for the Askar 120APO refractor. It preserves the 840 mm focal length and f/7 focal ratio while providing a corrected field for full-frame 44 mm sensors. Ideal for astrophotography requiring uniform star quality across the frame.

    189.00 CHF
    Available immediately from the supplier. Please contact us for more information.
  • Quick view
    189.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 0.8x Full-Frame Reducer for 120APO 0.8x optical reducer designed for the Askar 120APO refractor. It shortens the focal length to 672 mm and the focal ratio to f/5.6 while providing a corrected field for 44 mm full-frame sensors. Ideal for wide-field deep-sky astrophotography with shorter exposure times.

    189.00 CHF
    Available immediately from the supplier. Please contact us for more information.
  • Quick view
    189.00 CHF Available immediately from the supplier. Please contact us for more information.
    New

    Askar 103APO 1x Full Frame Field Corrector The Askar 103APO 1x corrector is designed for the Askar 103APO refractor. It preserves the native f/6.8 focal ratio while correcting field curvature and coma. Supporting a 44 mm full-frame image circle, it ensures sharp, uniform stars across the entire field for advanced astrophotography.

    189.00 CHF
    Available immediately from the supplier. Please contact us for more information.
Showing 49 - 67 of 67 items