F80RE 0.76x Reducer
360,05 €FF80APO 0.76X Full Frame Reducer ZWO has also released a new 3-inch FF80APO 0.76X full-frame reducer with a three-element optical design, including one element made of ED glass. Its reduction factor i
Showing 25–48 of 60 results
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Field Flattener 1.0x for SV550
179,00 €The corrector is suitable for SV550 80mm f/6. Backfocus from the M63x1 internal thread: 103 mm.
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FLAT GT
258,00 €Dedicated field flattener for the William Optics Gran Turismo series APO refractors. Sharp stars from center to corner across the entire sensor.
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Flat61A Adjustable field flattener
274,00 €Adjustable Flattener is made for use with the ZenithStar 61 telescope. It features a 45mm image circle for use with sensors as large as full frame, while also retaining your ZenithStar 61’s native foc
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Flat6AIII 0.8x Reducer/Flattener
274,00 €William Optics Flat6AIII 0.8x Reducer/Flattener This very elegant 2″ reducer/field flattener has been designed to optimize the flat-field imaging performance of William Optics F/6 to F7.5 ratio APO re
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Flattener adapter for FLT91
85,00 €The William Optics M80 to M48 Flattener adapter lets you use the Flat68III flattener with the Fluorostar 91, or the Flat7A flattener with the Fluorostar 120. This adapter takes the place of the origin
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iOptron 2″ Field Flattener
209,00 €iOptron 2″ Field Flattener produces a flat field all the way to the edges of the frame.
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Lunt 0.8X Reducer/Field Flattener for Nighttime Imaging
620,00 €0.8x reducer and field flattener designed for nighttime astrophotography with Lunt Universal modular telescopes. Widens the field of view, speeds up imaging, and delivers sharp stars across the entire sensor.
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SharpStar 0.74x (f/4.8) Reducer for 140 PH
388,55 €Dedicated 0.74x reducer for the SharpStar 140 PH, bringing the focal ratio to f/4.8 for significantly faster deep-sky imaging with flat-field correction.
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SharpStar 0.84x Reducer/Flattener for 50 EDPH Telescope
107,35 €0.84x reducer and field flattener for the SharpStar 50 EDPH telescope. Sharp stars edge-to-edge with 16% shorter focal length.
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Sharpstar 0.8x Reducer and Flattener 76EDPH
319,00 €Sharpstar 0.8x focal reducer / field flatterner for Sharpstar 76EDPH telescope with M48 camera connection. Specially designed for the Sharpstar 76EDPH APO telescope. Connection to the telescope w
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SharpStar 1.0x MPCC ED Coma Corrector for f/3-f/6 Newtonian Telescopes
659,30 €1.0x ED coma corrector for f/3–f/6 Newtonian reflectors. Eliminates coma aberration from parabolic mirrors without changing the focal length.
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SharpStar 1x MPCC Coma Corrector
659,30 €SharpStar’s new 1x full-frame coma corrector is now available. Optimized for the aberration correction, it adopts a new Quadruplet air-spaced design, which includes an extra-low dispersion lens. The c
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SharpStar 2.5″ 0.8x Full Frame Reducer for f/6-f/9 RC Telescopes
485,55 €2.5″ 0.8x full-frame reducer for f/6–f/9 Ritchey-Chrétien telescopes. 20% faster with corrected field curvature across full-frame sensors.
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SharpStar 2″ 0.95x MPCC for f/3-f/6 Paraboloid Newtonian Reflector Telescopes
659,30 €2″ 0.95x coma corrector for f/3–f/6 Newtonian reflectors. Slight focal reduction with effective coma correction for parabolic mirrors.
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SharpStar 3″ 0.85x MPCC for f/3-f/6 Paraboloid Newtonian Reflector Telescopes
659,30 €3″ 0.85x large-format coma corrector for f/3–f/6 Newtonians. Oversized barrel provides fully illuminated, corrected field for large sensors.
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SharpStar f/4.4 0.8x 94 EDPH Reducer
324,90 €Dedicated 0.8x reducer for the SharpStar 94 EDPH, reducing the focal ratio to f/4.4 for faster imaging with a wider, corrected field.
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Sharpstar F/4.4 Reducer/Flattener for 94EDPH
324,90 €The 2.5″ 94EDPH f/4.4 full-frame reducer is dedicated for Sharpstar 94EDPH astrograph. At one end of the reducer, there is M74×1 thread, tapped for the connection to the 94EDPH’s reducer and at the ot
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SharpStar f/4.5 0.8x 76 EDPH Reducer
310,05 €Dedicated 0.8x reducer for the SharpStar 76 EDPH, reducing the focal ratio to f/4.5 for faster imaging with corrected field curvature.
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SharpStar f/4.8 140PH focal reducer
388,55 €The focal length reducer / field flattener 0.73X for theSharpstar 140PH telescope provides excellent image quality for the entire image area. Suitable for full cell cameras. Equipped with a
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SharpStar Field Flattener for 61 EDPH III Telescope
232,83 €1.0x field flattener for the SharpStar 61 EDPH III. Sharp, round stars across the entire sensor at native focal length.
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Starizona Apex ED 0.65x Reducer / Field Flattener
693,00 €Versatile 0.65x ED focal reducer and field flattener for refractors, RC, and Cassegrain telescopes. 35% faster imaging with corrected flat field.
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Starizona EvoFF v3 – Field Flattener for EvoGuide 50ED
170,00 €Field flattener that transforms the SkyWatcher EvoGuide 50ED guidescope into a sharp wide-field imaging telescope with flat stars edge-to-edge.
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Starizona HyperStar 11 v4
1 949,00 €Converts Celestron C11 from f/10 to f/1.9 — massive aperture meets ultra-fast imaging for stunning deep-sky astrophotography.