Flatteners, Correctors, Reducers & ADC

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

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...

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

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

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

Antares 0.63x 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...

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 ...

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; ...

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...

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

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...

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...

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 ...

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...

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...

Sky-Watcher Reducer/Corrector (.85x) for Evostar 80 0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 80 ED APO is designed for serious Astro-I...

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

Askar 103APO 0.6x Full-Frame Reducer The 0.6x reducer can bring the Askar 103APO's focal ratio down to F4 while also providing field flattening. As...

Askar 103APO 0.8x Full-Frame Reducer The 0.8x reducer can bring Askar 103APO's focal ratio down to F5.4. This is a standard reducer with field flat...

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...