We have unique technical advantages in crushing, beneficiation, grinding, building materials and other fields. Now we serve customers in more than 160 countries and regions around the world, making them obtain huge wealth. We are constantly innovating in technology and committed to improving the user experience. If you need, please contact us,7 * 24 hours online, and please trust us to provide you a satisfactory solution.
Get A QuoteTeeters telescopes production log, 2002-present updated 12252018 a complete history of every custom telescope that we have manufactured as well an updated listing of teeters telescopes currently under construction.Current orders in.
Live ChatBobs 4.25-inch f4 pringles low tech extreme travel telescope |bobs scopes home |.Mirror cell wood was scrounged from israeli apple crates borrowed from the mess hall trash pile.I got in trouble with my duty petty officer when i spray painted the inside of the cardboard tube in my workspace and filled the space with paint fumes.
Live ChatThis view shows the window cell, the push-pull adjustment screws and the super-high tech plumbing fitting push-pull focuser.The cell is a sandwich of three pieces of 14-inch pieces of plywood.The primary mirror cell is very simple.One bolt pulling from the center of a.
Live ChatAmateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional.Amateur telescope makers sometimes called atms build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telescope, or as a research tool in the field of astronomy.
Live ChatWooden telescope part 2 tube and mount a lot of you enjoyed reading the story of how i built the primary mirror of my telescope.This instructable will show you how i designed and built the tube and the mount.The overall appearance of the telescope is a merge of ideas taken between va.
Live ChatIf you have a 150 mm f8 mirror, a 200 mm od tube is needed.Unfortunately, the standard sizes are 1 and 2 meters in length.If you can find a scrap piece about 120 cm long, that would be just right.The f6.7 and the f5 focal ratio fit the 1 meter tube.Same goes for the 200 mm mirror, only here you need the 250 mm od tube.Also, around 120 cm long.
Live ChatMirror cells mirror cells for amateur telescope makers johan vanbeselaeres mirror cell design help coulter makeover part 1 - an easy to make six point mirror cell schmidlings mirror cell plop mirror cell design 8 inch mirror cell ccd the audine project cookbook ccd camera home page kodak solid state image sensors.
Live ChatThink i have been over complicating something.Does a mirror cell only adjust the tilt of a mirror in leftright and forwardback tilt.I had the idea that it would also be moved it laterally leftright and forwardback, however reading something on stellafane it says there is only tilt, not lateral movement.
Live Chat12.5-inch home built dobsonian.Primary mirror 12.5-inch diameter x 2.125-inch thick, f4.4, f.L.55 inches focuser 2 - inch jmi, dx-1, 2 speed the mirror cell is from university optics.Several people have asked for more information and details about this scope, so here you go.
Live ChatA 22-inch newtonian reflector sits in front of the clubhouse at stellafane, home of the springfield telescope makersamateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional.Amateur telescope makers sometimes called atms build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or.
Live ChatPrimary mirror support.The primary mirror support is a mix of simple and clever.Due to the tracking equatorial platform design that the telescope is mounted on, the hemisphere surface acts not only as the tube bottom but is also an integral part of the pointing and tracking surface.It is preferable that the mounting surface not be compromised with large orifices that would both weaken the.
Live ChatNeed advice on mirror-making for a home-made amateur reflector closed ask question.Thats pretty thick, but it will prevent it from being elastically deformed while sitting in a simple mirror cell.A little thinner than that is fine usually, but not a whole lot thinner with thin mirrors you could simply use a mirror cell with more.
Live ChatThe polar telescopes main parts are visible but covered in this circa-1915 photograph of porters home in port clyde.The tiltable flat mirror directed starlight from various parts of the sky up along an imaginary polar axis to a 16-inch f12 primary mirror on the taller pier in back note the access steps on the roof.
Live ChatTelescopes.The 20 homebuilt newtonian astrograph ota shown and described here is now at stellafane in springfield, vermont.It was very gratifying to be able to provide this instrument to a super group of people that make up the springfield telescope makers and who are committed to keep alive the excitement and challenge of making ones own telescope.
Live ChatSomething ive done before on other scopes- but worth repeating again.Typically the supplied primary springs with newtonians are at best adequate or just not up to the job of firmly supporting a heavy mirror.Stock gso spring vs the ones i fittedthe other issue seems to be too much play in the thro.
Live ChatThe usual full thickness ratio is 16 which means normal polishing techniques can be used on this kind of mirror.Mirrors larger than 16 their thickness are considered thin mirrors and will need more thoughts put into it back of the mirror must be even and padded during polishing, used an appropriate mirror cell.
Live ChatParts for mobile mineral flotation cell machines qpec 10 cell bank of no 18 spl flotation machines qpec 2 qpec 10 cell bank of no 18 spl flotation machines qpec 2 cell 316 ss no 15 flotation machine cell to cell cell to cell applications quinn offers a complete line of pilot.
Live ChatMoonsilver ii second from right was built during the summer of 2006 in preparation for stellafane.The scope is a scaled-up version of the 8 moonsilver i had built a month earlier for the rtmc.Since i had already worked out most of the mechanical details it took only about three weeks to build, including time out after a tablesaw.
Live ChatHere are the coolest diy telescopes from stellafanemirrors and all.This telescope has a 20-inch mirror and is based on the newtonian.Spent 200 for materials, most of it at home depot.
Live ChatPage 1 of 2 - stellafane mirror making class - 6 f9 equatorial pipe mount newt - posted in atm, optics and diy forum so im going to the stellafane mirror making class this fall and next spring.My 6 f8 dob is almost done, and i dont really want a clone.So after some reading, i have decided on the idea of a 6 f9 newtonian on a sam brown pipe mount and based off of gary seroniks big red one.
Live ChatEnlarging stellafane dosbonian telescope design - posted in atm, optics and diy forum hello cloudy nights, this is my first post, but i have a question about the stellafane telescope design, specifically the primary mirror cell stellafane link.I am trying to make a stellafane telescope with a 10 inch f5 lens, but i am not sure how the design scales.
Live ChatWill be held aug 13-16.The 2021 stellafane convention will be held aug 5-8.A collection once owned by walter scott houston.Looking back on the past decade and whats to come.A board member steps down, a board member returns.Jupiter and saturn in full glory links to telescope making and optics fabrication topics.
Live ChatIf you are interested in our products, or have any questions for us, you can click the button below
Contact UsCopyright © 2020 CHMB all rights reserved. Sitemap
