Flatteners, Correctors, Reducers & ADC

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 0.7x 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...

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...

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

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

Askar 0.8x Reducer for 140APO Refractor Upgrade the already incredible optics of the Askar 140 APO Triplet Refractor with the Askar 0.8x Reducer! C...

Tele Vue Focal Reducer 0.8x for NP Scopes  In astronomy, a reducer is used to reduce the effective focal length of a telescope, which increases the...

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...

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

Lunt 0.8X Reducer/Field Flattener for Nighttime Imaging with the MT80, MT100 & MT130 The CAA 0.8x Reducer/Field Flattener is an optimal accesso...

SVBONY ADC 1.25" Atmospheric Dispersion Corrector The main function of ADC is to reduce the color change caused by atmospheric dispersion and imp...

ZWO FF107APO/FF130APO 0.7× Universal Reducer ZWO has released a new 3-inch 0.7× full frame reducer that is compatible with the FF107APO and FF130AP...

ZWO 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, inclu...

Takahashi 1.01x Flattener for FSQ-85ED    The FSQ-85EDX's additional corrector to cover full-frame sensors With the continuous development of DSLRs...

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 FL 0.93X Flattener This field corrector is specific to the FOA-60 refractor. It provides a corrected image circle of 44 mm in diameter, c...

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...

Takahashi 0.7x Reducer TOA-35  The Takahashi TOA-35 0.7x Reducer for TOA-130, TOA-150 & TSA-120 consists of 4 elements in 3 groups and utilizes...

Takahashi 645 0.72x Reducer QE  The Takahashi 645 0.7x Reducer QE for FSQ-130 reduces the focal length of the FSQ-130ED telescope by 0.7X, increasi...

Takahashi 645 Reducer-CA 0.72X The Takahashi 645 Reducer-CA 0.72X reduces the focal length of the CCA-250 telescope by 0.72X, increasing the s...

Takahashi 0.73X Reducer CR The Takahashi Reducer CR 0.73X is a is compatible with the Mewlon 250 CRS and FSQ-106EDX4 telescopes, providing a f...

Takahashi F/3 0.6X Reducer for FSQ-106 & FSQ-130 The Takahashi F/3 0.6X Reducer for FSQ-106 & FSQ-130 converts the FSQ-106 and -130 refract...

Takahashi 645 Reducer-QE  0.72x  The focal reducer for medium-format imaging with the FSQ-106EDX4 refractor   The 645RD QE0.72x focal reducer is a...

Takahashi Reducer-QE 0.73x The Takahashi Reducer-QE 0.73x reduces the focal length of the FSQ-106ED and FSQ-85ED telescopes by 0.73X, increasing th...

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...

Takahashi 0.72x Reducer-C for FS-60CB The RD C0.72X reducer is dedicated to Takahashi FS-60 refractors: FS-60CB, FS-60Q and old FS-60 models. The m...

Takahashi FC-35 0.66x Reducer The Takahashi FC-35 0.66x Reducer is a 0.66X reducer designed to work with the FC-100DF, FC-125, FS-102, FS-128 and F...

Takahashi 76D 0.73x Reducer   The classical focal reducer of Takahashi FC-76D and FC-100D refractors   The 76D RD reducer is dedicated to Takahashi...

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...