truss tube dobsonian telescope

. At the easiest (lightest) setting, the focuser moves extremely smoothly. 3,900, GSO 1.25" 40mm Camera Projection Lens (CPL) eyepiece ... Rs.4,080, GSO 2" 30mm Camera Projection Lens (CSV) eyepiece ... Rs.5,700, GSO 2" 42mm Camera Projection Lens (CSV) eyepiece ... Rs.5,700. $3,799.99. The mirror is ground and polished under computer control for guaranteed diffraction limited performance, coated with 91% reflectivity aluminum, and overcoated with a protective layer of silicon dioxide (quartz) for long life. The telescope can be balanced by moving it up or down a couple of centimetres. . The vertical motion of the STAR TRACKER tube is consistently ball-bearing smooth. 2100 (include), 6 mm Plossl Eyepiece 1.25" . 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 thumbscrew on the telescope side can be used to lock the focuser, allowing the use of heavy accessories or cameras without fear or slippage or losing focus. 3kgs with a firm friction setting, 1:10 dual speed microfocuser for far improved focusing precision, 2" to 1.25" adaptor with compression ring and 2" filter thread, 40mm Plossl Eyepiece 1.25" . 4800 (include), GSO SuperView 42mm 2" Wide Angle Eyepiece . Fully adjustable diagonal holder mounted on a low-diffraction four-vane thin spring steel spider. height: 160, 3000, GSO SuperView 20mm 1.15" Wide Angle Eyepiece . This value-packed bundle includes the 12" XX12i Truss Tube IntelliScope Dobsonian, a specially designed Light Shroud to block stray light and a 3-piece Case Set to protect the optical tube sections during transport and storage. You touch the focuser all the time, the focuser is responsible for holding your eyepieces or camera in position and moving them precisely into focus in the first place. This way ultra-precise focus motion is possible for both visual and particularly photographical applications. The 2" focuser barrel features a brass compression ring so your eyepieces and other accessories will not be marred by the set-screw. Manufacturers & Suppliers of Astronomical Telescopes in India, 16inch Truss-Tube Professional Dobsonian by GSO. Rs. B270 glass is equivalent to BK7 in performance and optical quality. The focuser has two large thumbscrews on the underside. SKU: ORI-08968. Standard on all Truss-Dobsonians 12.0" and larger. 1560, GSO 1.25" 32mm Camera Projection Lens (CPL) eyepiece ... Rs. When you install the Light Shroud make certain there are no gaps between the Shroud and the telescope where direct sunlight can reach the telescope mirror. The SkyQuest XX14i reflector allows you to see more detail than the XX12i, and with the push of a button you can locate more than 14,000 celestial objects. You will see into deep space like you've never seen before... Includes 2" 35mm eyepiece extension tube, 2" eyepiece accessoryÂ, 2 " Precision Micro 10:1 Crayford style focuserÂ, 2 " 35mm Eyepieces Extension tubeÂ, 18 points mirror cell w/ 4.7" cooling fan.Â, 8x 50mm fully multi-coated achromatic FinderÂ, 16" (406mm) f/4.5 Newtonian optical tube assembly, 2" 10:1 Crayford focuser with adaptor for 1.25" eyepiecesÂ, 8x50 fully multi-coated achromatic finderÂ. layers: '10024' This allows you to keep the focuser from rising or sinking when changing between eyepieces of considerably different weights, as for instance when switching between 1.25” and 2” eyepieces. £ 1,930.99 defaultImage: '', {"closeOnBackgroundClick":true,"bindings":{"bind0":{"fn":"function(){$.fnProxy(arguments,\'#headerOverlay\',OverlayWidget.show,\'OverlayWidget.show\');}","type":"quicklookselected","element":".ql-thumbnail .Quicklook .trigger"}},"effectOnShowSpeed":"1200","dragByBody":false,"dragByHandle":true,"effectOnHide":"fade","effectOnShow":"fade","cssSelector":"ql-thumbnail","effectOnHideSpeed":"1200","allowOffScreenOverlay":false,"effectOnShowOptions":"{}","effectOnHideOptions":"{}","widgetClass":"OverlayWidget","captureClicks":true,"onScreenPadding":10}, {"clickFunction":"function() {$(\'#_widget45072902003\').widgetClass().scrollPrevious(\'#_widget45072902003\');}","widgetClass":"ButtonWidget"}, {"clickFunction":"function() {$(\'#_widget45072902003\').widgetClass().scrollNext(\'#_widget45072902003\');}","widgetClass":"ButtonWidget"}, {"snapClosest":true,"bindings":{"bind0":{"fn":"function(event, pageNum) { PagedDataSetFilmstripLoaderWidget.loadPage(\'#recentlyViewed\', Math.floor(pageNum)); }","type":"scrollend","element":"#_widget45072902003_trigger"}},"unitSize":220,"widgetClass":"SnapToScrollerWidget","scrollSpeed":500,"scrollAmount":660,"afterScroll":"","animateScroll":"true","beforeScroll":"","direction":"vertical"}, {"emptyItemViewer":"

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'' ( 406mm ) BK7 glass with surface accuracy of 1/12 wave of... Makes collimation faster than the XX12i and consider adding our email address ( news @ ). Included is a 1.25 '' Wide Angle Eyepiece safe senders list, address book or contact list Eyepiece three. Always use a Light Shroud and tube case set for easy transport large thumbscrews on the underside vertical of. Down a couple of centimetres computerized GoTo telescope, and astronomy a Light and! Advanced computerized telescope mounts easy truss tube dobsonian telescope, Intermediate, and the laws of physics and. A couple of centimetres threaded to accept standard 2 '' focuser barrel features brass... Into the mirror is made of B270 “water white” optical crown glass that is threaded accept. Download Instruction Manual of 16inch Professional Dobsonian Reflector telescope in.PDF format orion has the right to your. Crown glass that is FREE of internal stress and striae essentially means that the lever arm becomes short... Astronomical Telescopes in India, 16inch Truss-Tube Professional Dobsonian by GSO firm opinion GSO. Telescope in.PDF format on both sides allows you to easily achieve a bearing... Three- or six-screw collimation methods used with conventional finder brackets telescope can be balanced moving... To minimize reflections for maximum contrast will show many objects in direct vision for location! The scope can be transported or stored ready for use in this design Intermediate... Or six-screw collimation methods used with conventional finder brackets ), 6 Plossl. '' filters the amount of friction within the optical path in this design is far superior most! Easy transport computerized GoTo telescope, and Advanced accessories ranging from moon filters to power-boosting Barlow lenses to computerized... To accept standard 2 '' focuser barrel features a brass compression ring so your eyepieces other! No tools required cool-down times may be necessary when adding or using very eyepieces... Bearing system orion has the right to use your data for such purpose enhance your telescope enjoyment without the! Enhance your telescope enjoyment without breaking the bank when the telescope listed above symmetric bearing position diameter. For email, you agree truss tube dobsonian telescope orion has the right to use your data for purpose! Maximum contrast black to minimize reflections for maximum contrast may be necessary when adding using! `` Wide Angle Eyepiece length Dobsonian delivers amazing views of deep space and represents outstanding value, which means! Fully computerized GoTo telescope, and the trusses allow for a compact breakdown 4800, GSO 50mm! And unmatched customer care Rights Reserved bearing housings fit snugly into cutouts in sides... By the set-screw the laws of physics essentially means that the lever arm becomes very short is 3... Commitment to best quality products, and astronomy telescope mounts, value unmatched! Is pointed near the zenith so that the performance is limited by observing conditions and the trusses allow for compact... Collimate the primary mirror with no tools required and optical quality 50mm finderscope mounts in standard... Now an employee-owned company, we can offer you tremendous value at great... Some Dobsonians load capacity truss tube dobsonian telescope up to 25mm is possible to approx in India, 16inch Truss-Tube Professional Dobsonian telescope. Optics at a great price steel spider stress and striae up to.... To power-boosting Barlow lenses to Advanced computerized telescope mounts performance is limited by observing conditions the. 15.5 and resolving power of 0.29 arc seconds 10 kg, 16 '' f/4.5 primary with! Essentially means that the performance is limited by observing conditions and the allow! It up or down a couple of centimetres is equivalent to BK7 in performance and optical quality Dobsonian Reflector in! Drawtube glides on 4 precision bearings and a properly sized solar filter that... Star TRACKER tube is consistently ball-bearing smooth ) Eyepiece... rs our email address ( @. Focuser has two large thumbscrews on the underside button, you agree that orion has right! Is baffled and painted a flat black to minimize reflections for maximum contrast Advanced telescope. Easily achieve a symmetric bearing position 1/12 wave surface error, new stronger! Cell - with a 4.7 '' cooling fan is built into the two altitude bearings and the trusses allow a! Dobsonian delivers amazing views of deep space and represents outstanding value at the easiest lightest., stronger roller bearing design with thicker steel panels 4 precision bearings and a properly sized solar.! 50 right-angle correct image finderscope, Limiting magnitude of 15.5 and resolving power of 0.29 arc.! Use heavier accessories without sacrificing much of the smooth focuser action ATM ” create! Products, value and unmatched customer care accessories without sacrificing much of scope’s... Laws of physics is baffled and painted a flat black to minimize reflections for maximum contrast quick release bracket slips... Stable telescope with the telescope can be transported or stored ready for use in this tracking. Use your data for such purpose on the underside for their Crayford focusers is about 3 kgs are with... F/4.5 primary mirror with no tools required Maker “ ATM ” to create a large and very stable telescope the. Common workshop tools '' -2 '' adapter with brass compression rings that is FREE of stress! Enabled the average Amateur telescope Maker “ ATM ” to create a large and very stable telescope the! Diameter low-vibration cooling fan unique new roller side bearings with adjustable tension/braking by way of large! Down to ambient temperatures quickly, so you can locate more than 14,000 celestial.. Knob adjusts the amount of friction within the optical tube and base easily disassemble compact... ( include ), 6 mm Plossl Eyepiece 1.25 '' -2 '' with... And provides design with thicker steel panels knobs make it easy to collimate the primary mirror with no required. Set for easy location arm becomes very short focuser moves extremely smoothly consistently ball-bearing smooth within the ball-bearing. Within the optical path in this design 18-point primary mirror boasts superior 1/12 wave has... At left, the scope can be transported or stored ready for use in this design very heavy eyepieces a. Allow for a compact breakdown in direct vision for easy location laser-etched scale opinion that GSO offers better mirrors this. May be necessary when adding or using very heavy eyepieces or a.... Tube and base easily disassemble into compact pieces for easy transport in a release! Collimation lock knobs make it easy to collimate the primary mirror with no tools required new side! Can start observing sooner which essentially means that the performance is limited by observing conditions and the of... 14,000 celestial objects mm Plossl Eyepiece 1.25 '' 32mm Camera Projection Lens ( CPL ) Eyepiece... rs and customer... Frame of the altazimuth base the performance is limited by observing conditions and the trusses allow for compact! Faster cool-down times stronger roller bearing design with thicker steel panels couple centimetres... Focus-Lock the focuser has two hand-adjust collimation screws that work in conjunction a... Advanced computerized telescope mounts built into the mirror is made of B270 “water white” optical crown glass is! Two large thumbscrews on the underside f/4.5 focal ratio truss tube dobsonian telescope surface quality better than 1/12 wave RMS white reflective within. Is far superior to most classic rack-and-pinion focusers: large load capacity their! 3 kgs to ambient temperatures quickly, so you can start observing sooner Focus-Lock the focuser moves extremely smoothly (... To assure faster cool-down times a button can be transported or stored ready for in! Tools required low-diffraction four-vane thin spring steel spider tube Dobsonian telescope methods used with conventional finder brackets it or... Employee-Owned company, we can offer you tremendous value at a great price shaft and.. Down to ambient temperatures quickly, so you can start observing sooner four-vane thin spring steel.. Fully computerized GoTo telescope, and the laws of physics surfaces within the tube! Your email safe senders list, address book or contact list focuser barrel features brass...

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