Build A Mega Homemade Telescope – PART ONE . Astronomers love to share their passion, and we all have something to share. This item is in stock and typically ships in 1 day or less. Nous offrons maintenant nos services en français. Whether you join as a member or an affiliate (for groups or clubs), we all share the same sky, and in Astronomers Without Borders we also share our activities with each other. The case size is another consideration. You, too, can avoid astronomical costs by watching stars through a tricked-out cardboard tube. Using a regular packaging grade "gray" foam with cutouts will allow you to pack much more equipment without compromising the safety and durability. My first alternative was to identify and consider to buy dedicated cases online. The problem is that transporting numerous accessories, while trying to keep them intact, can become quite a troublesome task. If you are making case for a heavy piece of equipment, such as an equatorial mount head, you should really use a hard polyethylene foam rather then a regular soft foam. To make the actual cuts you can use a sharp long thin knife, like I did. Its thickness should be according to the case height, so when it is fully closed there will be no air left inside, only foam. Plastic "toolbox" cases. Video of a super simple homemade telescope build with household items, pretty low power – but still cool because its very MacGuyver-esque haha. It is not rugged enough for use as shipping case or checked baggage, but you could build a wooden case and line it the same way I lined the plastic one described here. Notice the simple attachment method used to affix the telescope to the pipe-fitting mount. Whether local events or online, watching or sharing, science or art, there’s something for everyone. At this point, the scope was pretty much finished. We’ve taken the hard graft out of working out the dimensions by creating an Excel spreadsheet to do the maths for you, which you can download from the ‘Software’ section via the link above. The method is to insert 3 layers of foam into your case. 2020. by GABRIEL ANDRES JAIMES ILLANES. The Astronomers Without Borders global community is at the heart of everything we do. Hello Astronomers! Place the eyepieces on top of the middle foam layer, position them in a way you would like them to be stored, and draw an outline around them. Due to the thick layer of foam which wraps each item and dumpens any impacts - It can easily withstand a 1 meter drop without compromising the safety of your precious equipment. I began building it in the spring of 2008, but the bulk of the work was done in July of 2008 with first light occurring on July 25. You may use 2 or more middle layers in case the case is really big. At the end, when everything is done, you should glue the foam layers using a few streaks of simple contact glue. Everything fits in there - OTA & mount (in the original padding), tripod, power tank, accesory case for the eyepieces & diagonal & whatnot. It is also cheaper and looks better. It isn't durable and also requires you to make really thick walls between the sections, which reduces the amount of items you can pack. It takes a lot of people around the world to make Astronomers Without Borders a reality, from the staff and board to volunteers in many countries. The cardboard tube can be… Especially if you keep them in a hard box and have to individually pack each item. When talking about taking care of instrumentation, we think on telescope cases for avoiding dust and sun exposure. GSO parabolic mirror set … Bringing the community together through astronomy fosters friendship, understanding, and good will. They are ridiculously expensive, extremely tough and waterproof. Also I never forget anything, since an empty cell will always draw my attention. Close. This Instructable describe the planning, design, and parts of the scope, as well as the process of building The scope. Each mirror is aluminized with reflectivity of 93% and hard over coated with protective over coat, ready for placement in the telescope tube. By actively engaged in activities together, differences between us become unimportant. Therefore, one important … Programs and activities are made possible by the participation of AWB members. The bottom and the top layers should be quite thin (I used 2cm sheets of foam) and the middle insert is the thick layer which will be cut and form the inner walls. And it's all made possible by our donors and sponsors. How to build a 12.5 inch closed tube Dobsonian telescope. Astronomical Telescope Mirrors KIT 1/12 Wave are polished and figured to yield high level performance. Resource-sharing programs provide the opportunity to share knowledge as well as materials. Case/Cover Dimensions (LxWxH): 19.25" x 10.75" x 8" - External.