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...

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 ...

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-Corrector F/6.3 for SCT Imagine having two telescopes in one — a long focal length instrument for lunar and planetary work and a ...

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

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

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; ...

Askar 0.75x Reducer for Askar 71F Telescope Get ready for brighter images and a wider field of view for your Askar 71F! More details on...

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...

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...

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...

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

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...

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...

Daystar Flat Cap Imaging Diffuser The DayStar FlatCap is a Gaussian diffuser that is temporarily installed over the front of your telescope when t...

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

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 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...

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 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...

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...

Starfield 0.8x Reducer Flattener The Starfield Optics 0.8x Reducer Flattener is a must for anyone that is imaging with a DSLR or dedicated astronom...

Antares 0.7x 2" Focal Reducer The Antares 0.7x 2" Focal Reducer is the same 4-element f/6.3 lens system used for f/10 Schmidt-Cassegrain telescopes...

Askar 0.8x Reducer for 120APO Triplet Refractor This 0.8x reducer from Askar will reduce the focal ratio of the Askar 120APO from f/7 down to f/5.6...

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...

Takahashi FC-FS Multi Flattener 1.04X  The universal field corrector for FC and FS refractors The multiplication over time of the number of refract...

Askar 0.7x Universal Reducer for 107PHQ/130PHQ/151PHQ Askar’s new-launched 3” 0.7x full-frame reducer adapts for 107PHQ, 130PHQ & 151PHQ. It ha...

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

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

Celestron Reducer Lens .7x - EdgeHD 1100 Celestron’s EdgeHD reducers feature a custom 5 element optical design engineered to maintain the flat-fiel...

Astronomy Plus eADC-V3 Electronic Atmospheric Dispersion Corrector The SunObserver eADC V3 is the third-generation electric atmospheric dispersion ...

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