1270mm Focal length f/5. Then, for some reason, people started building cute little truss scopes, even when it added complexity at no advantage in the smaller sizes. 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. Truss tubes came into vogue when telescopes got BIG. The 10” Explore Scientific Truss Tube Dobsonian is an ideal workhorse for deep sky observers. $949.99. Watch; Zhumell Z12 Deluxe Dobsonian Reflector Telescope 12" Stand INCLUDES STAND ONLY. The 10" LightBridge Deluxe Truss-Tube Dobsonian features a superior Meade quality multi-coated, diffraction limited 10" primary mirror, focal length 1270mm (f/5). 16inch Truss-Tube Professional Dobsonian by GSO D=400mm / F=1800mm Dobsonian F/4.5 - MADE IN TAIWAN Telescope : 1,56,000 + 18% GST [ click to enlarge ] ... insert the telescope tube and put the springs in position and you're ready to go to navigates through the night sky by simply moving the tube up or down, or side to side, by hand. Availability: In stock. Explore Scientific 10" (254mm) Truss Tube Dobsonian. Tom Two large radial fans for fast thermal equilibrium. A 254 mm mirror collects more than 1,500 times as much light as the naked eye. Open Box. The Meade 10" LightBridge portable Dobsonian telescope features not only multi-coated high quality optics and superior construction but also a true truss-tube Dobsonian design for extreme portability. Ten Inches is certainly on the solid tube side of the optimum fence. This is a Generation II telescope.All updates have been performed on this telescope. Free returns. Explore Scientific 10" Truss Tube Dobsonian Telescope Generation II. Details on planets and deep sky objects will be visible even for inexperienced observers. 2" two-speed focuser with 10:1 speeds. Explore Scientific 10in/254mm Truss Tube Dobsonian Telescope DOB1045-00. Explore Scientific Product #: DOB1045-00. FREE ground shipping. 1 Review(s) | Add Your Review. 10 watchers. $949.99. Add To Cart. Buy It Now +$143.82 shipping. Enjoy the heavens with this large, yet portable, Explore Scientific 10" Truss Dobsonian. Deluxe Red-dot finder. Our Product #: ES10D. Brand New. 4.5 out of 5 stars. No telescope type has changed the hobby quite as much as the Dobsonian. Sixteen Inches is certainly on the truss tube side.
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