Orion SKYQUEST XT6 User Manual

INSTRUCTION MANUALIN 165 Rev. B 09/03Providing Exceptional Consumer Optical Products Since 1975Customer Support (800) 676-1343E-mail: support@telescop

ondary mirror (and your eye) centered in the reflection of the pri-mary mirror, as in Figure 12a. If anything is off-center, as inFigure 12b, proceed

Aligning the Secondary MirrorWith the collimation cap in place, look through the hole in thecap at the secondary (diagonal) mirror. Ignore the reflect

12When you have the dot centered as much as possible in thering, your primary mirror is collimated. The view through thecollimation cap should resembl

13during the day has radiated off into space. Typically, seeingconditions will be better at sites that have an altitude overabout 3000 feet. Altitude

14Once you’ve centered the object in the eyepiece, you canswitch to higher magnification (shorter focal length eyepiece),if you wish. This is especial

E. Deep-Sky ObjectsUnder dark skies, you can observe a wealth of fascinatingdeep-sky objects; that is, objects that reside outside of oursolar system.

166. Care and MaintenanceIf you give your telescope reasonable care, it will last a lifetime.Store it in a clean, dry, dust free place, safe from rapi

177. SpecificationsSkyQuest XT 6"Primary mirror focal length: 1200mmPrimary mirror diameter: 150mmFocal Ratio: f/8.0Focuser: Rack and pinion. Acc

18One-Year Limited WarrantyThis Orion SkyQuest XT telescope is warranted against defects in materials or workmanshipfor a period of one year from the

Secondary mirror with 4-vane spider (not shown)Navigation knobRight side panelFront braceHandleTop baseplateGround baseplate2Figure 1. The SkyQuest XT

3WARNING: Never look directly at the Sunthrough your telescope or its finder scope—even for an instant—without a professionallymade solar filter that

42. AssemblyNow that you have unpacked the boxes and familiarized your-self with all the parts in front of you, it’s time to beginassembly. The optics

5Figure 3. Press firmly so the adhesive holds the bumpersecurely in place.Installing the Eyepiece RackThe aluminum eyepiece rack is a standard accesso

6place. The tips of the tensioner and nylon screws should seatinto the wide groove on the rear of the finder scope’s body.Slide the base of the finder

Focusing the TelescopeInsert the low-power 25mm eyepiece into the focuser andsecure with the thumbscrew(s). Move the telescope so thefront (open) end

8in the general direction of an object at least 1/4-mile away -the top of a telephone pole, a chimney, etc. Position thatobject in the center of the t

91200mm= 48x25mmThe magnification provided by the 10mm eyepiece is1200mm= 120x10mmThe maximum attainable magnification for a telescope is directlyrela