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Flatteners, Reducers & Correctors

Field flatteners, focal reducers, extenders and coma correctors — matched to the telescope they were made for. Part of Telescopes.

135 products

Showing 49 - 72 of 135 products

Showing 49 - 72 of 135 products
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Skywatcher Reducer/Corrector (.85x) for ProED / Evostar 120
Sky-Watcher Skywatcher Reducer/Corrector (.85x) for ProED / Evostar 120
$550.00 CAD
Sky-Watcher Esprit 150EDX field flattener optical corrector for full-frame deep-sky astrophotography
Sky-Watcher Sky-Watcher Esprit 150EDX Field Flattener
$550.00 CAD
Takahashi Mewlon Focal Reducer/Flattener M-FLRD for Mewlon-180C and Mewlon-210
Takahashi Takahashi Mewlon Focal Reducer/Flattener (M-FLRD)
$549.00 CAD
Takahashi EX CQ 1.7x Extender module for FS-60CB to FS-60Q conversion
Takahashi Takahashi EX CQ 1.7x Extender for FS-60CB (FS-60Q Conversion)
$531.00 CAD
Skywatcher Reducer/Corrector (.85x) for ProED / Evostar 100
Sky-Watcher Skywatcher Reducer/Corrector (.85x) for ProED / Evostar 100
$530.00 CAD
Sharpstar 2.5" 0.8x Reducer for RC'sSharpstar 2.5" 0.8x Reducer for RC's
Ontario Telescope and Accessories Sharpstar 2.5" 0.8x Reducer for RC's
$519.99 CAD
Sharpstar 94EDPH F4.4 ReducerSharpstar 94EDPH F4.4 Reducer
Sharpstar Sharpstar 94EDPH F4.4 Reducer
$515.00 CAD
Skywatcher Reducer/Corrector (.85x) for ProED / Evostar 80
Sky-Watcher Skywatcher Reducer/Corrector (.85x) for ProED / Evostar 80
$510.00 CAD
Daystar 0.33X Tilt ReducerDaystar 0.33X Tilt Reducer
Daystar Filters Daystar 0.33X Tilt Reducer
$499.99 CAD
William Optics FLAT6AIII special edition for Fluorostar 91
William Optics William Optics FLAT6AIII special edition for Fluorostar 91
$480.00 CAD
160APO 1x Full-frame Flattener
Askar 160APO 1x Full-frame Flattener
$477.00 CAD
160APO 0.8x Full-frame Reducer
Askar 160APO 0.8x Full-frame Reducer
$477.00 CAD
Takahashi FOA-60 0.93x Flattener field corrector for flat-field imaging
Takahashi Takahashi FOA-60 0.93x Flattener
$470.00 CAD
Sky-Watcher Esprit 120EDX field flattener optical corrector for full-frame deep-sky astrophotography
Sky-Watcher Sky-Watcher Esprit 120EDX Field Flattener
$440.00 CAD
Daystar 0.60X Tilt ReducerDaystar 0.60X Tilt Reducer
Daystar Filters Daystar 0.60X Tilt Reducer
$429.99 CAD
Night Owl - .4x SCT Reducer / Corrector
Starizona Night Owl - .4x SCT Reducer / Corrector
$419.99 CAD
Askar 131F 0.74x reducer - main product view showing CNC-machined body with metal thread caps
Askar Askar 131F 0.74× Focal Reducer
$418.60 CAD
Askar 111F 0.74x reducer - main product view showing CNC-machined body with protective metal thread caps
Askar Askar 111F 0.74× Focal Reducer
$418.60 CAD
Imaging Focal Reducer
Daystar Filters Imaging Focal Reducer
$399.99 CAD
F3.9 Full Frame Reducer for FRA400/FRA500F3.9 Full Frame Reducer for FRA400/FRA500
Askar F3.9 Full Frame Reducer for FRA400/FRA500
$397.00 CAD
SHARPSTAR 76EDPH F4.5 ReducerSHARPSTAR 76EDPH F4.5 Reducer
Sharpstar SHARPSTAR 76EDPH F4.5 Reducer
$384.00 CAD
William Optics FLAT 61A field flattener for Zenithstar 61 astrophotography
William Optics William Optics FLAT 61A Field Flattener
$384.00 CAD
William Optics FLAT 73A field flattener for Zenithstar 73 astrophotography
William Optics William Optics FLAT 73A Field Flattener
$384.00 CAD
William Optics FLAT 6AIII 0.8x reducer field flattener for astrophotography
William Optics William Optics FLAT 6AIII 0.8x Reducer Flattener
$371.00 CAD