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Correctors, Focal Reducers & Flatteners

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Brand Name Rating # of Ratings
GSO GSO 1.25" 0.5x Focal Reducer 4.8 40
Antares Antares 1.25" 0.5x Focal Reducer 4.3 27
GSO GSO 2" Photo-Visual Coma Corrector for Newtonian Telescopes 4.7 27
Antares Antares f/6.3 Focal Reducer for Schmidt-Cassegrain Telescopes 4.7 22
Baader Planetarium Baader 2" MPCC Multi Purpose Coma Corrector - New MkIII Version # MPCC 2458400 4.8 14
HoTech HoTech 2" SCA Field Flattener with T-Thread for f/5 - f/8 Refractor Telescope # FF582 4.8 13
GSO GSO 2" 0.5x Focal Reducer 4.9 11
Meade Meade Series 4000 f/6.3 Focal Reducer/Field Flattener for SCTs # 07545 4.9 9
Celestron Celestron f/6.3 Reducer Corrector # 94175 4.9 9
Antares Antares 2" 0.5x Focal Reducer 4.4 8
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 3.50 # DRX-0350 5.0 3
TeleVue Tele Vue 2" 0.8x Reducer / Field Flattener for 400 - 600mm Focal Length Telescopes # TRF-2008 3.7 3
William Optics William Optics 2" 0.8x Adjustable Reducer / Field Flattener 4 4.5 2
Baader Planetarium Baader 2" Rowe Coma Corrector for Newtonian Telescopes # RCC-I 2956800 4.5 2
TeleVue Tele Vue 2" Visual Imaging Paracorr Type-2 # VIP-2010 5.0 2
William Optics William Optics 2" 0.8x Reducer / Field Flattener 6A for GT81 Telescope # P-F6A-GT81 5.0 2
William Optics William Optics 2" 0.8x Reducer / Field Flattener 6A for GT71 Telescope # P-F6A-GT71 5.0 2
Antares Antares 2" 0.7x Focal Reducer 4.0 1
Baader Planetarium Baader Alan Gee Mark II Telecompressor (Flattener / Reducer) # AGII 2454400 5.0 1
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 0.75 # DRX-0075 4.0 1
Agena AstroProducts Agena 1.25" 0.63x Focal Reducer with C / CS Mount 4.0 1
William Optics William Optics 2" 0.8x Reducer / Field Flattener 6A for GT102 Telescope # P-F6A-GT102 5.0 1
Celestron Celestron .7x Reducer Lens for EdgeHD 1100 # 94241 5.0 1
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 0.25 # DRX-0025 No Reviews 0
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 0.50 # DRX-0050 No Reviews 0
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 1.00 # DRX-0100 No Reviews 0
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 1.25 # DRX-0125 No Reviews 0
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 1.50 # DRX-0150 No Reviews 0
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 1.75 # DRX-0175 No Reviews 0
TeleVue Tele Vue DIOPTRX Astigmatism Corrector - 2.00 # DRX-0200 No Reviews 0
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