Sale! 305mm aperture, 1200mm focal lengthFast f/4 focal ratioParabolic mirror designed for imaging with 94% reflectivity10:1, dual-speed, 2-inch Crayford-style focuserOversized secondary mirror produces greater illumination for full-frame DSLR and CCD camerasTub
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. 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. Although designed as an imaging optical tube, these Newtonians also produce bright and detailed viewing for visual astronomy.
Like all Sky-Watcher reflectors, the Quattro imaging Newtonian features borosilicate mirrors coated with Sky-Watchers proprietary Radiant Aluminum Quartz (RAQ), producing 94% reflectivity. The tube is constructed with rolled steel, then coated with Sky-Watchers signature glossy metal-flake Black Diamond finish. 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.
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 9×50 finderscope, tube rings, and a D-style dovetail plate.
| Cost: | $25 |
| Free Shipping | We offer free shipping on orders over $30. Please check the free - shipping eligibility at checkout. |
| Delivery Time: | It usually takes [3-5] business days for standard shipping. Please note that this is an estimated time frame and may be affected by local holidays, and unforeseen circumstances. |
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