![]() ![]() Large diameter lens elements, up to 60 mm clear aperture, ensure that the optimized image circle remains at a generous 42 mm for use with large CCD sensors. ![]() ![]() Unlike generic reducers, our premium reducers provide substantial back-focus to accommodate an assortment of imaging accessories. All air to glass lens surfaces feature multiple layers of coating for maximum light transmission and color correction and contain blacken edges to minimize internal reflection and maximize image contrast. Celestron’s EdgeHD reducers feature a custom 5 element optical design engineered to maintain the flat-field performance of our award-winning EdgeHD optical system. Unlike generic reducers, our premium reducers provide substantial back focus to accommodate an assortment of imaging accessories.ĮdgeHD reducers offer high index optical elements, including extra low dispersion, exotic Lanthanum elements, which provide high contrast viewing while minimizing chromatic aberration. Now beginner to intermediate astroimagers ca. Sky-Watcher GoTo Dobsonian and EQ Mount SaleĬelestron’s new EdgeHD reducers feature a custom 4-element optical design engineered to maintain the flat-field performance of our award winning EdgeHD optical system. The iconic 8-inch Schmidt-Cassegrain has been known for decades as Celestron’s most beloved telescope.Color Correction & Minus Violet Filters What is the difference between the Celestron Focal Reducer (special for Edge HD) and others I see there is an older version of this focal reducer by Celestron as well, but I understood this is not compatible with the Edge HD series There are other brands as well (Optec.Correctors, Focal Reducers & Flatteners. ![]()
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