Flatteners, Correctors, Reducers & ADC

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

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

William Optics Flattener FLAT68III The William Optics Flattener 68III was made for 6 -7.5 F ratio refractors. This high-quality flattener has been ...

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...

Tele Vue Paracorr Type 2 Mount your DSLR or CCD to the Tele Vue Paracorr Type 2 lens assembly and the quality of full frame photos will be spectacu...

Sky-Watcher Quattro Coma Corrector Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unalte...

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...

Starfield Adjustable Flattener for 80 - 155mm Telescopes The Starfield 1.0x adjustable flattener makes finding the correct back focus easy! Fighti...

Askar 0.8x Full-frame Reducer for 185APO  The Askar 185 APO comes with three optional premium accessories, a 1.0x flattener and a 0.8x reducer. In...

Askar 1x Full-frame Flattener for 185APO The Askar 185 APO comes with three optional premium accessories, a 1.0x flattener and a 0.8x reducer. Int...

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...

Askar 1x Flattener for 140APO Refractor Upgrade the already incredible optics of the Askar 140 APO Triplet Refractor with the Askar 1x Flattener! I...

Player One Solar Fast Tilter Every fan of solar narrowband imaging has been tormented by Newton rings. Although our camera has integrated sensor ti...

Takahashi TOA-645 Flattener kit for TOA-150 The Takahashi TOA-645 field corrector kit for imaging with TOA-150 refractor Takahashi has adapted its ...

Takahashi TOA-35 Reducer for TOA-130  The TOA-35 Reducer is a 0.7X reducer for use with the TSA-120, TOA-130 and TOA-150 telescopes.  The redu...

Askar 80PHQ 0.76x Full Frame Reducer The Askar new 3 inch 0.76x full frame reducer,with a triplet design and specifically for the 80PHQ, offers a 0...

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

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

Tele Vue 400-600mm 0.8x Reducer & Flattener The Tele Vue 400-600mm 0.8x Reducer & Flattener converts TV-85 to 480mm f/5.6 and TV-76 to 380m...

Starizona SCT Corrector LF 0.7x Reducer Starizona's SCT Corrector has been an incredibly popular focal reducer and coma corrector, giving astrophot...

Sharpstar Coma Corrector MPCC Following the advent of 0.95x coma corrector for Newtonian reflector, SHARPSTAR optics has well received the favor ...

Daystar 0.5x/0.33X Imaging Focal Reducer DayStar’s Imaging Focal Reducer can give you more field of view in your images. 2″ to T mount, with includ...

Antares 0.5x 1.25" Focal Reducer Focal reducers can be used either visually or photographically to decrease focal length and increase true field at...

Askar 160APO 1x Full-Frame Flattener     The 1.0x flattener does not change the telescope's focal ratio itself. After connecting with the Askar 16...

Askar 160APO 0.8x Full-frame Reducer     The 0.8x reducer can bring Askar 160APO's focal ratio down to F5.6. This is a standard reducer with fi...

Starfield Adjustable 0.8x Universal 2" Reducer Suitable for refractor telescopes from 70 to 102mm aperture with focusers of 2". The Starfield 0.8x ...

Starfield Adjustable 0.8x Universal 2.5" Reducer Suitable for refractor telescopes from 102 mm to 155 mm aperture with focusers of 2.5". The Starfi...

Starfield 1.1x Coma Corrector Newtonian inherit an optical distortion called as Coma, where stars at corner appears not round but bloated like a ta...

Explore Scientific HR Variable Coma Corrector (2-inch)   After hours at the eyepiece, you finally get to view the fruits of your astrophotography l...

Explore Scientific 3" Field Flattener .7x Focal Reducer Explore Scientific’s 3-inch Field Flattener/0.7x Focal Reducer is a multi-faceted accessory...