Flatteners, Correctors, Reducers & ADC

ZWO Atmospheric Dispersion Corrector ZWO Atmospheric Dispersion Corrector (ADC) is used to reduce the effect of atmospheric dispersion on lunar and...

Starizona Field Flattener for SkyWatcher EvoGuide 50ED The new Starizona EvoFF field flattener turns the Skywatcher Evoguide 50 into a sharp, po...

Antares 0.63x Focal Reducer for SCT The Antares 0.63x Focal Reducer for SCT is the standard thread-on F/6.3 4-element fully multicoated reducer use...

Celestron Reducer-Corrector Imagine having two telescopes in one — a long focal length instrument for lunar and planetary work and a short focal le...

Celestron Reducer Lens .7x - EdgeHD 800 Celestron’s new EdgeHD 800 Reducer Lens .7x  feature a custom 4 element optical design engineered to mainta...

SharpStar 61EDPHⅢ f/4.5 Full-Frame Reducer The special full-frame reducer of 61EDPH Ⅲ: One end of the thread is M68 × 1, connected to the focuser; ...

Starizona SCT Corrector IV 0.63X Reducer / Coma Corrector Performance   The diagram above shows how the SCT Corrector improves the off-axis spot s...

Celestron Reducer Lens .7x - EdgeHD 925 Celestron’s new EdgeHD 925 Reducer Lens .7x  feature a custom 4-element optical design engineered to mainta...

Baader 2" Mark III MPCC Multi Purpose Coma Corrector Coma corrector for Newton telescopes, that reduces neither the focal length nor the image...

Antares 0.5x 2" Focal Reducer Focal reducers can be used either visually or photographically to decrease focal length and increase true field at th...

Askar 50EDPH 0.84x Reducer  The Sharpstar 50EDPH comes with an optional specific 0.84x reducer， which is optimized for the Sharpstar 50EDPH and can...

SVBONY 0.5X Focal Reducer 1.25" Fits all standard 1.25" scope eyepieces Its role is to shorten the focal length, increasing the field of view, usua...

Askar 103APO 1x Full-frame Flattener The Askar 103 APO comes with three optional premium accessories, a 1.0x flattener, a 0.8x reducer, and a 0.6x ...

SVBONY SV209 Focal Reducer/Field Flattener 0.8x for SV550 122F7 This 0.8X focal reducer/field flattener is designed specifically for prime focus as...

Askar 120APO 1x Full-frame Flattener The Askar 120 APO comes with three optional premium accessories, a 1.0x flattener and a 0.8x reducer. Introduc...

SVBONY 1.25 inch 0.5x Focal Reducer 0.5x focal reducer cuts the telescope's focal length in 0.5 times of original's to get a wider field of viewFul...

William Optics Longer Adjusting Adapter for FLAT68III, FLAT7A This adjustable adapter offers a convenient, efficient way to upgrade your WO diagona...

William Optics Flat61 for ZenithStar 61 This flattener is for ZenithStar 61.            Technical Specifications Telescope Side Connection M54x...

William Optics 0.8x Flattener/Reducer Flat6AIII Special Edition For Fluorostar 91 All New Adjustable Flat6AIII with M92 thread adapter for use wi...

Sky-Watcher Field Flattener for EvoGuide 50 Corrects for field curvature, allowing the Evoguide 50ED and 50DX to be used for astrophotography Thre...

Starizona Night Owl - .4x SCT Reducer Corrector *** Currently Unavailable - Working on new regular and HD versions for 2023 *** With the 0.4x foca...

Sky-Watcher 0.85x Reducer/Flattener for EvoStar 72ED Compatible with both APS-C and full frame sensors, APS-C (crop sensors) and smaller recommend...

Askar 0.7x Full Frame Reducer for FRA400/FRA500 5.6 The Askar new FRA400/FRA500 F3.9 full-frame reducer reduces the telescope’s effective focal rat...

Baader Glasspath corrector 1:2,60 for Baader-Binoviewer Glasspathcorrector Factor 2,6. Optical path length: -120 mm Insert diameter: ∅ 38 mm Suitab...

Baader Glasspath corrector 1:1,70 for Baader-Binoviewer Glasspathcorrector Factor 1,7. Optical path length: -65 mm Insert diameter: ∅ 38 mm Suitabl...

Baader Glasspath  1:1,25 corrector for Baader-Binoviewer Glasspathcorrector Factor 1,25. Optical path length: ≥ -30 mmInsert diameter: ∅ 38 mm Sui...

ZWO FF65APO 0.75× Full Frame Reducer ZWO has released a brand-new FF65APO 0.75× full frame reducer with a four-element optical design. It has a red...

Takahashi TOA-645 Flattener kit for TOA-130 The Takahashi TOA-645 field corrector kit for imaging with TOA-130 refractor Takahashi has adapted its...

SVBONY SV209 1.0x Flattener for SV550 80F6 M63x1  75 filter thread for the use of 2" filters in the camera adapter Maximum working distance from th...

Optec Lepus SCT Lepus-SCT 0.62X telecompressor lens designed especially for use with the Celestron or Meade Schmidt-Cassegrain Telescopes. Featurin...

SharpStar 61EDPHⅢ Full Frame Flattener 61EDPH Ⅲ is also equipped with a special full-frame flattener, providing users with more options. The flatte...

Nexus 0.75x Newtonian Focal Reducer/Coma Corrector Turn your Newtonian telescope into a fast, high-quality astrographic instrument with the Sta...

Starfield Optics 1.0x Field Flattener The Starfield 1.0x Field Flattener enhances the imaging capabilities of refractors by eliminating field curva...

Askar 0.75x Full Frame Reducer for Askar 65PHQ Telescope Askar’ s new-launched 65PHQ 0.75× full-frame reducer has a quadruplet design. The 0.75× re...

William Optics Flat73A for Z73            Technical Specifications Telescope Side Connection M63x1 Thread- Male Camera Side Connection ...