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12 inch newtonian telescope11/29/2023 Included with the Quattro imaging Newtonian is a 10:1 dual-speed 2-inch Crayford-style focuser, 1.25 and 2-inch eyepiece adapter, a 9x50 finderscope, tube rings, and a D-style dovetail plate. The OTA uses an oversized secondary mirror providing greater illumination for DSLRs and CCDs using full-frame sensors, and an optional coma corrector is available for those who want to take their imaging to the next level. The tube is constructed with rolled steel, then coated with Sky-Watcher’s signature glossy metal-flake Black Diamond finish. The Sky-Watcher 12 Dobsonian is a large aperture Newtonian reflector telescope, ideal for wide field and deep-sky observation. Like all Sky-Watcher reflectors, the Quattro imaging Newtonian features borosilicate mirrors coated with Sky-Watcher’s proprietary Radiant ™ Aluminum Quartz (RAQ™), producing 94% reflectivity. Although designed as an imaging optical tube, these Newtonians also produce bright and detailed viewing for visual astronomy. Boasting a swift f/4 focal ratio, this astrograph is can produce an exposure 6x faster than the average 8-inch f/10 Schmidt Cassegrain telescope. No telescope type has changed the hobby quite as much as the Dobsonian. The Quattro imaging Newtonian is an affordable, large aperture astrograph, ideal for users searching for a fast imaging system that will work for both astrophotography and visual astronomy. Buy Sky-Watcher 12 f/3.93 Quattro Imaging Newtonian Telescope (OTA Only) featuring 12 / 305mm Aperture, 1200mm Focal Length, f/3.93 Focal Ratio Optimized. The Quattro imaging Newtonian is an affordable, large aperture astrograph, ideal for users searching for a fast imaging system that will work for both. All updates have been performed on this telescope.
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