Building your own scope presents the opportunity to continually. Dobsonian telescope plans pdf since you are reading this, you are probably considering to build your own dobsonian telescope. Explore scientific truss tube dobsonian telescopes pdf user manuals. The dobsonian telescope, a practical manual for building. For serious amateur astronomers seeking bigaperture exhilaration and stateoftheart goto electronics in a large telescope cleverly designed to be transportable in almost any size vehicle the orion xx16g dobsonian is an ideal choice. Overall the dobsonian telescope is a terrific volume and wonderful accomplishment with little to criticize. A string telescope uses parallel struts with the addition of complementary tension strings which changes the geometry to a virtual truss. At about the 12inch size, it is more practical to switch to a truss tube design, which we will not cover at this time see for very good plans on building large aperture truss tube dobsonians. Our task is to experiment finding the correct length required for the truss tube before cutting them to size this will be a good. The standard reference for people wishing to build a truss tube style dobsonian telescope is the dobsonian telescope. I want to build an opentruss telescope tube reflectors.
For telescopes with mirror diameters 16 and larger, a different tube box design. Construction of a 20 inch dobsonian telescope by peter smith music created by peter smith aka astrorambler set up for a nights observation at 5. The central truss tube support is composed of two rings with an 11 cm separation, attached to three 5. To construct my truss tube telescope, i have generally followed instructions outlined in the book the dobsonian telescope. Be sure you have read the previous page, the primary mirror cell, as that is where we have listed the material and hardware for this project. Unfortunately, the standard sizes are 1 and 2 meters in length.
Never use a telescope for solar observing without a special filter. View online or download explore scientific truss tube dobsonian telescopes user manual. It is inexpensive, reasonably portable, gives good performance on planets, the moon and deep sky objects and is simple. You are going to get some breathtaking views of the universe. I want to build an opentruss telescope tube posted in reflectors. Orion skyquest xx16g goto truss tube dobsonian telescope. The open truss design of the lightbridge dobsonians means portability of the telescope is dramatically improved over a solid tube design. Download download how to build a dobsonian telescope pdf read online read online how to build a dobsonian telescope pdf build your own telescope richard berry pdf truss tube dobsonian telescope plans the dobsonian telescope by kriege and berry dobsonian mount design how to make a powerful telescope pdf telescope making books pdf the dobsonian telescope.
You will also save a lot more money building a larger scope. Buy the 12 truss tube dobsonian from explore scientific. Truss telescopes also known as truss tube telescopes. The mount works via friction, just little enough to easily move the telescope, but yet enough that the telescope remains pointed. Explore scientific generation ii 16inch truss tube. Includes padded case for upper optical tube section, one for the lower tube, a rollup case for the truss poles, and secondary mirror cover. Explore scientific truss tube dobsonian telescopes user manual. If you have a 150 mm f8 mirror, a 200 mm od tube is needed. Does anyone know of a web sight that offers plans and parts for such a project. Jan 04, 2017 explore scientific 16 inch dobsonian deep sky dude. Taking only moments to set up and take apart for travel, the extremely rigid truss frame design ensures a nocompromises view through the telescope. To construct my trusstube telescope, i have generally followed instructions outlined in the book the dobsonian telescope. Orion skyquest xx12g goto truss tube dobsonian telescope. Before the popularization 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.
This oustanding innovation allows the user to keep their scope assembled into two major sections, which allows for quicker assembly in the field as compared with other similar trussdobsonian designs. Unboxing and assembly of an explore scientific truss tube dobsonian telescope. What we are really offering is an opportunity for you to experience the pride and satisfaction of building your own, topquality telescope. A typical dobsonian telescope is usually made from. Plans for a dobsonian telescope 150 mm mount 200 mm mount at this point, you can also buy the tube, and the altitude bearings. Making a flotation cell to support the primary mirror. Tom clark, former editor of amateur astronomy magazine, also offers an advanced book on dobsonian telescope building, the modern dobsonian. This book will expertly guide you through every step of design, construction, and mirror making. Design of an easily transportable telescope university of portland. A dobsonian telescope is an altazimuthmounted newtonian telescope design popularized by john dobson in 1965 and credited with vastly increasing the size of telescopes available to amateur astronomers.
Some time ago my friend bill lofquist bought a dobsonian telescope from roger ceragioli. Manual to building large aperture telescopes by david kriege and richard berry willmannbell, 1997. Instruction manual lightbridge plus truss tube dobsonian. Bushnell ares 5 truss tube dobsonian telescope 785000 is available exclusively from our online store opticsplanet. Teeters telescopes highquality trussdobsonian components. The san francisco sidewalk astronomers yes, it looks like a cannon, but the above is really a teninch measured by the diameter of the objective newtonian telescope that almost anybody can build. Sep 26, 2019 dobsonian telescope plans pdf since you are reading this, you are probably considering to build your own dobsonian telescope. Roger had built the scope to provide a home for a beautiful 12. A typical dobsonian telescope is usually made from plywood and aluminum truss tubes. At about the 12inch size, it is more practical to switch to a trusstube design, which we will not cover at this time see kriege97 for very good plans on building. Figuring how long to cut the poles for the truss tube. A practical manual to building large aperture telescopes by david kriege and richard berry willmannbell, 1997. Plans for building a dobsonian telescope brought to you by. Many ordinary people have built simple telescopes like.
Oct 17, 2014 i want to build an opentruss telescope tube posted in reflectors. Meade 10 lightbridge trusstube dobsonian telescope 10050502 its not just a big telescope. A practical manual for building large aperture telescopes by david kriege and richard berry. Truss tube designs generally are more complicated to construct.
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 dobsonian telescope, a practical manual for building large. Each incremental investment enhances performance but moves us away from some of. Mar 12, 2005 folks today expect a dobsonian telescope to have smooth motions and very good to excellent optics. Generation ii 12inch truss tube dobsonian telescope dob124500. It is now very cheap to purchase dobsonian telescopes off the shelf, and fully equipped with lenses and finder scopes. Truss tube placement and truss connector styles are very difficult choices. Most anyone who wants a telescope can own a telescope like this. Meade 10 lightbridge trusstube dobsonian deluxe 10050503 the meade 10 lightbridge dobsonian optical tube features not only multicoated high quality optics and superior construction but in a true trusstube dobsonian design for extreme portabilty. Orion skyquest xx12g goto truss tube dobsonian telescope capable of providing stunningly detailed views of faint deep sky objects as well as the moon and planets, the orion skyquest xx12g goto truss tube dobsonian features a computerized goto system, and a 12 tube that breaks down for compact portability. The ett easy transport telescope telescopes for sale. Click or scroll to zoom tap or pinch to zoom click or scroll to zoom tap or pinch to zoom. Building 20 inch trusstube dobsonian telescope astrosurf. This page provides detailed plans and instructions how to.
The basic dobsonian mount is, of course, of the nonmotorized. When i set out to build a portable telescope, known as a dobsonian. Explore scientific generation ii 12inch truss tube. My ultracompact, ultralight 200 mm 8 dobsonian do you just want to see pictures. This mirror is mounted at a 45 degree angle to the tubes axis. No telescope type has changed the hobby quite as much as the dobsonian.
Meade 10 lightbridge truss tube dobsonian telescope 10050502 its not just a big telescope. Jul 18, 2015 construction of a 20 inch dobsonian telescope by peter smith music created by peter smith aka astrorambler set up for a nights observation at 5. Random quote the thrill of actually seeing detail had me so excited i was running all over the sky, as rapidly as a 6 yearold to a christmas tree. Oct 09, 2008 when i set out to build a portable telescope, known as a dobsonian. I have an apo triplet of rogers that is a prized possession. The authors current telescope has a solid tube dobsonian structure figure 2. If you ever wanted to build a really large telescope, the cornucopia of information the the dobsonian telescope will prove indispensable. Because of the simplicity of the basic mounting, its possible to build a dobsonian telescope in which nearly all of the cost is invested in the telescope itself. Any large construction center should have concrete form tube, but.
Integrating the truss mounting holes in the wooden mirror box corners permits. With fully motorized goto and tracking drives providing automated pointing to any of the over 42,000 celestial objects in the hand controllers database, the orion skyquest xx12g goto truss tube dobsonian is truly a telescope that will keep you up at night in a good way. Ive never used this type of telescope before, would i be right in thinking that it would need to be collimated each time it assembled. Open truss tube design made of metal and powdercoated aluminum.
Our most advanced 12 dobsonian reflector telescope is geared up for extensive exploration of the night sky. The bushnell compact ares 5 dobsonian telescope is a simple, easy to use, nontechnical telescopes that is still large enough to provide real performance. The mount works via friction, just little enough to easily move the telescope, but yet. The mirror is gorgeous, as is typical for roger who is one of the best opticians i know. The mm reflector, 650mm focal length is large enough to take this telescope out of the toy category, and is rapidly. Obsession telescopes large aperture dobsonian telescopes.
The following links deal with designing, building and using a homebuilt 12 ultra light dob, ds3 deep space 3. Page 1 user manual explore scientific truss tube dobsonian telescopes danger. This oustanding innovation allows the user to keep their scope assembled into two major sections, which allows for quicker assembly in the field as compared with other similar truss dobsonian designs. My amateur telescope making page the deep space scope design home astronomy. Ultracompact and big aperture, this dobsonian lets you explore deep sky galaxies. These are some nice scopes with some serious light gathering power. Folks today expect a dobsonian telescope to have smooth motions and very good to excellent optics. Dobsons telescopes featured a simplified mechanical design that was easy to manufacture from readily available components to create a large, portable, lowcost telescope. Explore scientific truss tube dobsonian telescopes manuals. The standard reference for people wishing to build a trusstube style dobsonian telescope is the dobsonian telescope. Astrosystems offers the telekit in a variety of sizes.
Manufacturer of large aperture portable deep sky telescopes. The optical tube is the heart of the telescope and allows distant objects to be viewed up close and in impressive detail. The mirror cell should be a fun, relatively short project. Dobsonian telescopes are popular with amateur telescope makers for their ease of design and construction, portability, and their use of large optical mirrors. If you are looking at truss tube telescopes then i want to congratulate you. Explore scientific 16 inch dobsonian deep sky dude. It belongs on the shelf of every amateur telescope maker, and for that matter every dobsonian owner.
Dobsons telescopes featured a simplified mechanical design that was easy to manufacture from readily available components to create a large. This lightweight dobsonian telescope torn down, and in the trunk of a honda del sol. Any large construction center should have concrete form tube, but telescope. At about the inch size, it is more practical to switch to a trusstube design, which we will not cover at this time see kriege97 for very good plans on. Our task is to experiment finding the correct length required for the truss tube before cutting them to size this will be a good challenge for my s3 class and fits in well with work they have done to date. A truss is a triangle and the triangle is inherently rigid, so the result is completely stable optical tube assembly but with all the benefits of the ultralite design. Explore scientifics 12 inch, 305mm truss tube dobsonian telescope is a high quality full aluminum telescope design for the ultimate in portability and light gathering power. At about the 12inch size, it is more practical to switch to a trusstube design, which we will not cover at this time see for very good plans on building large aperture trusstube dobsonians. A trusstube dobsonian that could be taken apart for easy transportation. Meade 10 lightbridge trusstube dobsonian deluxe telescope. I want to build an open truss telescope tube posted in reflectors. Ours are drawn so they will scale for any reasonable tube diameter and primary mirror between 4 and 12 inches, so. As shown at left, the scope can be transported or stored ready for use in this configuration.
There are many ways to build a dobsonian telescope, with many design decisions to be made. Includes a precision 2 focuser, red dot finder and built in cooling fans. The mirror is gorgeous, as is typical for roger who is one of the best opticians i. My amateur telescope making page the deep space scope design home astronomy ds3 overview. Trusses for this truss telescope will be aluminum poles 34 in diameter, set into holes drilled into the mirror box. In the last few years, i have decided that i needed a specialized telescope, and that it was time to build it. Immediate permanent damage to your eyes will occur as soon as you are pointing the telescope at or near the sun. We can replace the solid tube of the telescope with a lighter truss structure which breaks down for transport. Set of custom cases to protect the optical tube of your skyquest xx16 truss tube dobsonian telescope. You can build this telescope this is a six inch dobsonian reflector. Then i saw an article in sky and telescope magazine describing gary wolanskis ultralight telescope.
Lightweight design makes it easy to transport and set up. Explore scientific 12 truss tube collapsible dobsonian overview this truss tube dobsonian telescope brings serious deep space observation to the individual astronomer. A practical manual for building large aperture telescopes at. It is an newtonian optical tube, mounted on a very simple, yet very stable and easy to use alt azimuth mount. Building the perfect telescope by dave trott this six inch reflector is very close to the perfect telescope in many ways. The full twelve inches of aperture allows you to bring faint deep space objects into resolution, while the focal ratio f5 allows for a. Truss tube design in metal and powder coated aluminium. Pioneered by john dobson in the 1960s, the instrument combines a newtonian reflector telescope with a unique twoaxis movable base.
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