After we receive it, we will send you an order confirmation letter. It's a little battle-scarred, a veteran of many, many, observing sessions, star parties and outreach events, but it still looks and performs great. Two inch flex free glass. See the Accessories page for more info on these items. Dobsonian telescopes are classic Newtonian telescopes in terms of the tube and optics. See the Focuser Options page for more information. Central obstruction and image contrast the same for both under good skys. Enhanced Aluminum Coating and Dielectric Overcoat (a supreme coating), Super enhanced Brilliant-Diamond non-fading multi-dielectric coating, The heaviest component (what you don't lift): 80 lbs -, Weight at Handles: (what you lift at Wheelbarrow handles): 18 lbs -. Sky-Watcher's Stargate 18-inch Dobsonian Review by Sky& Telescope 2018 APRIL ISSUE We ship throughout the world via UPS. Sky-Watcher - The worlds largest telescope manufacturer. Ion deposition 96% enhance primary coating. After we receive it, we will send you an order confirmation letter. Prices do not include shipping and crating. It is a brilliant instrument, and I owe a great amount of thanks to Dave Kriege for this extraordinary creation! Brief "first light" in my back yard last week, M42 and Jupiter. Mirror box and rocker have more mass. Brilliant-Diamond is just one of the reasons Obsessions out perform all others. Includes the virtual mirror box, mirror, and dust cover. His Skywatcher sat alone and unused all night. Connected in pairs at apices. We've done our homework - the 18" is easy to set up and a joy to use. Delivery is usually 1 to 2 months from time of order. Our most popular model. Saturn Great visual aid and no better way to accurately align fast Newtonians. All eight separate. I just can't say enough about its ease of set-up, spot-on collimation, and precision observation at the eye piece. Optics (OMI) (Ostahowski does not offer anything under 18 inches). The Obsession 18" features the same quality craftsmanship and award winning design as found on our renown 20, 25, 30 and 36 inch telescopes. 27" x 27" x 26" high (rocker and mirror box) Upper tube assembly placed next to lower unit. An Obsession exclusive - Super enhanced Brilliant-Diamond is standard on all Obsession secondary mirrors. Includes virtual mirror box nested in rocker (will fit in most trunks or hatchback). Same 3.1 secondary mirror for both. UC has 6 pole design and Baltic Birch steel reinforced segmented bearings. Six 1.25 inch diameter. To keep it as ultra compact as possible, the side bearing portion is foldable to reduce the height of the VMB by half. 12 volt cooling fan comes standard on all Classic and Ultra Compact scopes. Secondary mirror heating system automatically senses the air temperature and the mirror temperature, then maintains the secondary at a preset (adjustable) temperature above the ambient air temperature to prevent dewing or icing. A small step ladder is required when the scope is pointed near the zenith but most observing will be done with your feet on the ground. by Ernesto Gonzalo de Luis, NGC 4656 With the SkyWatcher S11620 you also get a 2-inch Crayford focuser which comes with a 1.25” adapter to … Some pics attached. Clearance width required with wheelbarrow handles attached. (you supply the lead shot or sand) Recommended if you intend to use heavy barlow/eyepiece combinations, a Paracorr coma corrector, a traditional finderscope, or the Argo Navis digital setting circles. It performs among the giants in this industry. 96% on primary, 96% on secondary. Don’t let its massive size fool … A joy to use and beautiful to look at. And if you want the ultimate in Dobsonian evolution, the Obsession Ultra Compact 18" is it. I often tell novice astronomers that there is no perfect telescope – but the Obsession 18" comes pretty close. UC 160 degree baffle opposite focuser. USA. Never out without my 18" UC - Eric Recurt in France, photos courtesy of Astronomy Magazine and Gary Kopff. The UC is all black with a modern space frame construction. Our revolutionary Virtual Mirror Box (VMB) is the foundation of the UC design. There are no short cuts in construction or performance. I can truthfully say it is the best purchase I have ever made. Large Aperture, no big ladder needed! This premium multi-dielectric coating has 96% reflectivity at 550 nm. learn how. The entire scope is awesome. Manufacturer of portable deep sky telescopes, "The Obsession 18" UC continues to perform, season-after-season, with over-the-top views of the sky. Manufacturer of portable deep sky telescopes. Both scopes provide stunning views, ease of motion, fast set up and a lifetime of observing enjoyment. Brilliant-Diamond is just one of the reasons Obsessions out perform all others. With 96% enhanced on the primary and our standard 96% Brilliant Diamond secondary, the optical system is equivalent to an extra 2" of aperture! Lower eyepiece height means 90% of observing will be done with your feet on the ground. It is a large aperture telescope that collapses into a very small package. 12 volt cooling fan comes standard on all Classic and Ultra Compact scopes. Collapsed, the base is 25" x 25" x 13.5" high, Weight of heaviest component is 72 pounds, Eyepiece height at zenith is 5 feet 10 inches, Enhanced Aluminum Coating and Dielectric Overcoat (a supreme coating), Super enhanced Brilliant-Diamond non-fading multi-dielectric coating, Virtual Mirror Box alone folded for Transport, Virtual Mirror Box stacked in Rocker for Transport. Or place the VMB (Virtual Mirror Box) next to the rocker in your car and reduce the height even more. It is the ultimate in portability, ease of usage and deep-sky observing. Ted Forte is chair of the Astronomical League's Planetary Nebula Club. PO Box 804 Eight 1.25 inch diameter. We use the same premium optics from Ostahowski and OMI that we do in our Classic series of telescopes. Classic is a better choice for CCD imaging. I have logged thousands of objects with it, but more importantly, I have shared the heavens with more than 20,000 souls through it. by Starlight Instruments. 82 pounds Includes mirror box, mirror, and dust cover. Watch for his next S&T article on exploring the Virgo-Coma galaxy cluster which will appear in the May 2011 issue. Dobsonian telescopes are the undisputed champions of deep space observing; do not be surprised to see a 25 or even 30 inch Dobsonian at your first major star party.
How To Use Webinar App, Burnt Ivory King Cheese, Vardah Cyclone 2020, Peter Thomas Roth Anti-aging Cleansing Gel, 2011 Harley Sportster 48 Value, Ipo Earnings Calendar, Conan Exiles Improved Tannery, Oncology Nurse Duties And Responsibilities,