Meade LightBridge Truss Tube 10 Instruction Manual Download | Manualshive

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Instruction Manual

8”, 10", 12", 16" LightBridge™ Truss Tube
Dobsonian Telescopes

MEADE.COM

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Summary of Contents for LightBridge Truss Tube 10

Page 1: ...Instruction Manual 8 10 12 16 LightBridge Truss Tube Dobsonian Telescopes MEADE COM...

Page 2: ...damage to your eye Eye damage is often painless so there is no warning to the observer that damage has occurred until it is too late Do not point the telescope at or near the Sun Do not look through...

Page 3: ...Meade Customer Service 16 Specifications 17 Optional Accessories 19 Appendix A Altitude Adjustment Knobs 21 CONTENTS WARNING Never leave the primary mirror uncov ered during the daytime unless using...

Page 4: ...ottom truss lock knobs 3 7 Altitude bearing 8 Rear OTA Base Assembly 9 Side base panels 2 10 Front base panel 11 Circular base plates 2 12 Feet 3 Inset A 13 a Focus knob b Fine focus knob 16 models on...

Page 5: ...attach the three feet to the bottom panel Line up each foot and thread a small attachment screw into the foot to hold it in place Tighten to a firm feel STEP 4 Place the center bearing bushing into th...

Page 6: ...t panel Lift to remove the dust cover from the mirror Note You can thread the Altitude Adjustment Knob into the protrusion just below the Altitude Bearing 7 Use the Altitude Adjustment Knob when you a...

Page 7: ...s to make it easier to line up more precisely with a target First assemble the red dot finder Slide the bracket over the groove of the red dot finder scope Tighten the two hex screws with the supplied...

Page 8: ...D shows a correctly collimated LightBridge Dobsonian telescope as it appears when viewed through the focuser with the eyepiece removed To check and if necessary set the optical collimation follow thes...

Page 9: ...flecting Telescope 1 Spider Vanes 2 Secondary Mirror 3 Parabolic Primary Mirror 4 Primary Mirror Hex Screws 5 Focuser Drawtube 6 Focused Image 1 2 3 4 5 6 Looking at or near the Sun will cause irrever...

Page 10: ...veal oblong or elongated circles 2 Fig F Adjust the 3 collimating screws on the primary mirror housing until the circles are con centric on either side of the focus In summary the adjustment screws on...

Page 11: ...too easily Just keep these bearing surfaces clean that s all the maintenance required 2 The altitude bearing surfaces 7 Fig 1 of the telescope are lightly lubricated at the factory for optimum perfor...

Page 12: ...gher power eyepiece If the image starts to become fuzzy when you use higher magnification back down to a lower power The atmosphere is not sufficiently steady to support high powers Keep in mind that...

Page 13: ...enus going through crescent phases But you cannot see any surface detail on Venus because it has a very thick atmosphere of gas When Mars is close to the Earth you can see some details on Mars and som...

Page 14: ...e like a large football and are called elliptical galaxies There are many galaxies that are irregularly shaped and are thought to have been pulled apart because they passed too close to or even throug...

Page 15: ...r blurred or distorted due to temperature differences between inside and outside air Also it is a good idea to allow your telescope to reach the ambient surrounding outside temperature before starting...

Page 16: ...nded period perhaps for one month or more it is advisable to remove the batteries from the battery pack Batteries left in the telescope for prolonged periods may leak causing damage g Do not leave you...

Page 17: ...ce Dust Cover To fit over primary mirror inside of lower tube Finder Deluxe red dot Computer Software CD ROM of Autostar Suite Astronomer s Edition software Assembled OTA weight 24 lbs Assembled Mount...

Page 18: ...dels have a triangular ground plate Truss tubes Silver anodized aluminum with attachment hardware and captive bolts Machined aluminum altitude bearings Secondary Mirror Support 4 vane steel Mirror 12...

Page 19: ...with attachment hardware and captive bolts Machined aluminum altitude bearings Secondary Mirror Support 4 vane steel Mirror 16 406mm Focal length 1829mm 72 Focal ratio f 4 5 Resolving Power 0 45 arc s...

Page 20: ...hoto Visual Color Filters Color filters significantly enhance visu al and photographic image contrast of the Moon and planets Each filter threads into the barrel of any Meade 1 25 eyepiece and into th...

Page 21: ...otrusion at the bottom of the tension plate The protrusion fits into the indent at the bottom of the brake Thread the tension adjustment bolt into the tension plate on the side panel of the base assem...

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Page 24: ...f any product or part a Return Goods Authorization RGA number must be obtained from Meade by writing or calling 800 626 3233 Each returned part or product must include a written statement detailing th...

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