2020. Orion binoculars are known for quality optics at a great price. Page 2 of 2 - Midkiff 50" Normand Fullum Newtonian - posted in Reflectors: At 600 pounds, the observatory mirror should be about 7.5 thick. Optiques Fullum has the possibility to manufacture in-house large reflecting telescopes of up to 65 inches at its facility. Since I have a mylar solar screen for the telescope, I've also used it to get a few images of the sun, as you'll seen on the 2 Inch page. For example, a 50-inch F/3.5 telescope ocular support would normally be made at a height of 18 feet. Try to make sense of what you see and wonder about what makes the universe exist. We are leader in custom-made in high precision optics. Every item that is produced has to be perfect and meet the owners’ high standards. I also have 30 years with a massive telescope and do not see the "cooling down" problem as being a problem. Optiques Fullum is definitely a leader in custom-made large surface optical astronomy production! The interior of the optical tube is varnished and covered with a rubberized sealant and painted with a black matt colour, to eliminate bright reflection causing interference. 2020. Sounds like the air temperature falls slowly enough that the proper fans can keep up enough that the heat waves are not noticeable. Finally, he can choose the design of the exterior components. The mirror was completed in February 2013, but due to damage by the mirror coater, the mirror figure was destroyed and had to be completely re-ground a second time by Mike Lockwood. To see more Fullum-folded Newtonian® telescopesview our photo gallery. While my photos through the telescope have been of the moon and sun, the instrument is quite capable of showing many other targets very well. Again, these are huge constructions and one of these will set you back a cool $155k. Note: a Dobsonian telescope is a Newtonian reflector telescope (invented by Newton, of course) but mounted in a very inexpensive way. The “FeatherTouch” ocular supports are a must. Orion's Telescope Buyer's Guide is a great place to start. Optiques Fullum | Powered by Altitude Strategies. For example, a 50-inch F/3.5 telescope ocular support would normally be made at a height of 18 feet. Don’t miss out on our latest news and upcoming events. The 36-inch scope is actually built and photographed, with delivery scheduled for this summer, although the 40- and 50-inch scopes still exist only as drawings. All rights reserved ©. The Orion 50" Dob is the bigger brother of the Orion 36 and 40 inch Monster Dobsonians and is the biggest amateur telescope in the world. Fullum-folded Newtonian®: For the large telescopes of 30 inches and more, Optiques Fullum developed a unique “Fullum-folded Newtonian” structure. The second question, thats is you By using the unique “Fullum Folded” structure, the ocular support will be at a height of only 8.5 feet. 65-inch: Optiques Fullum Lastly, the biggest Optiques Fullum Inc. commissioned a modified Fullum-Folded 50”Newtonian telescope: May this New Year be starry and bright. These have ranged from 8" F/6 to 24" F/3.5 and nearly every aperture and focal length combination between. Nor do the people I observe with. In this configuration a parabolic primary mirror with a very short focal (F/3.5-F/4) is coupled to a secondary mirror placed much lower than normal, which will redirect the optical axis at a 17.5-degree angle instead of 45 degrees. Last week, Optiques Fullum Inc. travelled to New Jersey to install and deliver a modified Fullum-Folded Newtonian Telescope with a 50” primary mirror, a focal ratio of 3.5 and a fully motorized guiding system. For this primary mirror in fused borosilicate, Optiques Fullum used it’s unique Techno-Fusion® technique. Be curious. This field is for validation purposes and should be left unchanged. The benefits of a thin mirror then are lighter weight setting up and not needing 2 hours to get ready. Hi mate, To answer your questions, either see if the guy you bought the scope from has the focus tube 2 - 1.25 adapter, if not than you should be able to pick one up on ebay cheap. The secondary mirror support is also made of wood, the metal spider legs are assembled to the tube with wood parts. ”. AR-50 Telescope The 1.3m telescope mirror blank was supplied by Peter Wangsness and the optical work was performed by Lockwood Custom Optics. Optiques Fullum | Powered by Altitude Strategies, Five coats of polyurethane marine varnish and covered with a polymer wax. Using innovative techniques, Optiques Fullum ensures that whatever the selected sky zone (zenith, horizon…) all movements are done smoothly and with great precision. I regularly use our observatories 36" RC, closed tube with a 600# mirror. The battery cover that powers the ventilator is also in the same wood as the optical tube. Optiques Fullum also offers a range of options to increase the comfort of the stargazer: the installation of a handle near the eyepiece holder for a better hand grip, a tray for the eyepiece holder and an altitude slide system. For this primary mirror in fused borosilicate, Optiques Fullum used it’s unique Techno-Fusion® technique. Through world class optical fabrication techniques, custom equipment and unique partnerships with universities and research institutes, Optiques Fullum can meet even the most challenging requirements. Huge 50″ Newtonian Telescope Installed in New Jersey Written by Stuart Parkerson on July 2, 2019 Normand Fullum of Canadian based Optiques Fullum traveled to New Jersey to install and deliver an insanely large modified Fullum-Folded Newtonian Telescope with a 50” primary mirror, a focal ratio of 3.5 and a fully motorized guiding system. This results in a more secure focal spot for the observer. Custom Telescope Manufacturing Teeter's Telescopes, LLC., was formed in 2002, and is the banner under which we have custom-built over 200 Dobsonian Telescopes. We offer binoculars for every viewing interest, including astronomical binoculars , compact binoculars , waterproof binoculars , birding binoculars , and sport and hunting binoculars .