Every main mirror is delivered with an individual optical test certificate, which guarantees the highest capacity. Before the introduction of the Dobsonian by John Dobson, the vast majority of amateur telescopes consisted of small telescopes with primitive mechanics - barely enough to see the polar caps of Mars or the rings of Saturn. The scope is ready for the use with our optional coma corrector. © 2020 Explore Scientific LLC. EXPLORE SCIENTIFIC - 16 INCH TRUSS TUBE DOBSONIAN TELESCOPE - GENERATION II ... Last updated on 20 … The fast 20" f3.6 main mirror as well as the large 120mm secondary mirror are made of high quality quartz material, so the cooling time is reduced to a minimum and this Dobsonian is quickly ready for use. Explore Scientific - Generation II - 20-inch Truss Tube Dobsonian Telescope - DOB2036-00 For a limited time only, receive the following FREE GIFT with the purchase of this Telescope: Explore Scientific Astro R-Lite Red Flashlight Retail Value: $19.99 The ideal workhorse for the deep sky observers, the Explore Scientific 20-inch f/3.6 Truss-Tube Dobsonian is our largest aperture telescope. The 500mm mirror collects 5100 times more light than the naked eye. A second 40° displaced installed mounting plate with a viewfinder shoe allows the rotation of the tube top in combination for a favorable position of the viewfinder tube or the mounting of an additional TELRAD viewfinder. Freight cost needs to be calculated to your specific location - contact us prior to order! A member of my Local Astronomy Club in Niagara (RASC – Niagara Centre) owns a massive 20 Inch Dobsonian Telescope that he will often bring out to our Observatory Site in the summer. Explore Scientific - Generation II - 20-inch Truss Tube Dobsonian Telescope - DOB2036-00 Explore Scientific (Please note: This is a special order item with an estimated delivery time of 90 days.) The Explore Scientific Ultra Light 20 inch Dobsonian is the largest of Explore Scientific's Dobsonians - offering enormous light gathering power in a comparatively portable package. Sky Watcher Classic 200 Dobsonian 8-inch Aperature Telescope – Solid-Tube – Simple, Traditional Design – Easy to Use, Perfect for Beginners, White (S11610) 4.0 out of 5 stars 109. A complete redesign of this Dobsonian was necessary to ensure the significantly increased requirements to stiffness and load bearing capacity of the optical components. The ideal workhorse for the deep sky observers, the Explore Scientific 20-inch f/3.6 Truss-Tube Dobsonian is our largest aperture telescope. The mirror overcomes frequently occurring dew fogging and cleanups without damage and guarantees a long service life. The entire structure has been optimized for maximum stiffness with minimal weight. Before the introduction of the Dobsonian by John Dobson, the vast majority of amateur telescopes consisted of small telescopes with primitive mechanics - barely enough to see the polar caps of Mars or the rings of Saturn. The 500mm mirror collects 5100 times more light than the naked eye. (Please note: This is a special order item with an estimated delivery time of 90 days.). The ingenious combination of simple yet effective mechanisms with the greatest possible opening gives the Dobsonian telescope a unique triumphant march around the world. Details about EXPLORE SCIENTIFIC - 16 INCH TRUSS TUBE DOBSONIAN TELESCOPE - GENERATION II. Bright star clusters are resolved to the core, and the sight of the terminator on the moon is an unforgettable experience. Limited Warranty is one year, which converts to the Explore STAR Transferrable Product Warranty when product is registered within 60 days of purchase. Nowhere do you get as much light for your money like a good Dobson. 20 Inch Dobsonian Telescope Looking Through a 20 Inch Dobsonian Telescope! A laser engraved center mark of the main mirror allows easy adjustment. - 866-252-3811, Explore Scientific - Generation II - 20-inch Truss Tube Dobsonian Telescope - DOB2036-00, iEXOS-100 PMC-Eight GoTo Equatorial Tracker Mount, iEXOS-100 HD PMC-Eight GoTo Equatorial Tracker Mount System, Losmandy G-11 PMC-Eight GoTo Equatorial Mount, Directory of Astrophotography Ambassadors, Explore Alliance Astrophotography Contest, Explore Scientific ED102-FCD100 Series Air-Spaced Triplet Refractor Telescope - FCD100-10207-01, Explore FirstLight 80mm Go-To Tracker Combo, Explore Scientific ED80 Essential Series Air-Spaced Triplet Refractor - ES-ED0806-01, Explore Scientific AR102 Air-Spaced Doublet Refractor - DAR102065-01, How to Choose and Eyepieces for Any Telescope, Mirror weight can vary because of the manufacturing process; these values are approximate. The 500mm mirror collects 5100 times more light than the naked eye. Adjustable angle Alt-Azimuth Mount for telescope, EXPLORE SCIENTIFIC - GENERATION II - 10-INCH TRUSS TUBE DOBSONIAN TELESCOPE. A laser engraved center mark of the main mirror allows easy adjustment. This has made it possible for us to produce this 20" light weight Dobsonian so unbelievably stiff in spite of the low weight - a noticeably good quality which is begging you to take one home. The ingenious combination of simple yet effective mechanisms with the greatest possible opening gives the Dobsonian telescope a unique triumphant march around the world. Delivery timeframe: Built to order exclusively - Please contact us prior to order to confirm timeframe, shipping cost and other details. The optical surface has a high-quality aluminum coating with 94% reflectivity and an extremely resistant quartz protection layer. A photo of me looking through a 20″ Dobsonian Telescope. Details on planets and deep sky objects will be visible even for inexperienced observers. A member of my Local Astronomy Club in Niagara (RASC – Niagara Centre) owns a massive 20 Inch Dobsonian … Bright star clusters are resolved to the core, and the sight of the terminator on the moon is an unforgettable experience. The ideal workhorse for the deep sky observers, the Explore Scientific 20-inch f/3.6 Truss-Tube Dobsonian is our largest aperture telescope. The optical surface has a high-quality aluminum coating with 94% reflectivity and an extremely resistant quartz protection layer. Disassembly of the scope without tools ensures a trouble-free transport of this great scope even in small cars. The ideal workhorse for the deep sky observers, the Explore Scientific 20-inch f/3.6 Truss-Tube Dobsonian is our largest aperture telescope. Explore Scientific 12" (305mm) Truss Tube Dobsonian … This allows an even quicker adaptation to the ambient temperature and reduces the tube seeing (boundary layer removal). 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