Orion 9816 Instruction Manual Download Page 1

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IN 226 Rev. C 11/10

Providing Exceptional Consumer Optical Products Since 1975

Customer Support (800) 676-1343
E-mail: [email protected]

Corporate Offices (831) 763-7000

P.O. Box 1815, Santa Cruz, CA 95061

INSTRUCTION MANUAL

Orion

SkyQuest

™

IntelliScope

™

XT6, XT8, XT10

#9816, #9918, #9950

Summary of Contents for 9816

Page 1: ...al Consumer Optical Products Since 1975 Customer Support 800 676 1343 E mail support telescope com Corporate Offices 831 763 7000 P O Box 1815 Santa Cruz CA 95061 INSTRUCTION MANUAL Orion SkyQuest Int...

Page 2: ...der scope bracket Eyepiece Focuser Optical tube Tensioning knob IntelliScope Controller Port modular jack Primary mirror cell Left side panel Foot 3 Navigation knob Retaining knob opposite side Comput...

Page 3: ...ers In the event that the telescope needs to be shipped to another location or returned to Orion for warranty repair hav ing the proper shipping containers will help ensure that your telescope will s...

Page 4: ...ut be care ful not to strip the holes by over tightening If you use an electric screwdriver do final tightening with a standard screw driver to avoid stripping 1 With a Phillips screwdriver screw the...

Page 5: ...d that This ensures proper spacing between the encoder disk and the azimuth encoder board 11 Attach the handle M to the front brace B with the two handle mounting hex head screws Place one washer on e...

Page 6: ...bearings on either side of the tube rest on the bearing cylinders Orient the optical tube as shown in Figure 9 Make certain that the optical tube does not get hung up on the vertical bumper stop or th...

Page 7: ...the altitude bearing as far as it will go The purpose of this knob is to allow the tube and base to be carried as a single unit as well as engaging the altitude encoder when using the IntelliScope con...

Page 8: ...and to replace the cover caps on the focuser and finder scope when the telescope is idle 3 Using Your Telescope One of the great benefits of the SkyQuest XT IntelliScope Dobsonian is its ability to po...

Page 9: ...focusing knobs until the object comes into sharp focus Go a little bit beyond sharp focus until the image just starts to blur again then reverse the rotation of the knob just to make sure you ve hit t...

Page 10: ...finder scope s focus should not need to be adjusted again Aiming Pointing the Telescope With the finder scope aligned the telescope can be quickly and accurately pointed at anything you wish to observ...

Page 11: ...inder scope But what if you want to use a larger finder scope or a heavier eyepiece Traditional Dobsonian designs require the user to compensate by adding weight to the oppo site end of the telescope...

Page 12: ...lection of the primary mirror centered in the secondary mirror and the reflection of the secondary mirror and your eye centered in the reflection of the primary mirror as depicted in Figure 18a If any...

Page 13: ...ll move the secondary mirror toward the primary mirror Note When making these adjustments be careful not to stress the spider vanes or they may bend When the secondary mirror is centered in the focuse...

Page 14: ...en direction When you have the dot centered as much as is possible in the ring your primary mirror is collimated The view through the collimation cap should resemble Figure 18e Re tighten the locking...

Page 15: ...s an object s bright ness Good transparency is desirable for astronomical observing especially for viewing faint objects One good measure of transparency is by how many stars you can see with your una...

Page 16: ...may look like a tempting target it is not optimal for viewing The light is too bright and surface definition is low Even at partial phases the Moon is very bright Use of an optional Moon filter to hel...

Page 17: ...IntelliScope port on the telescope s base the IntelliScope controller enables the user to point the telescope quickly and effortlessly to more than 14 000 celestial object with the push of a button A...

Page 18: ...an the mirrors the better Small specks of dust or flecks of paint have virtually no adverse effect on the visual performance of the telescope The large primary mirror and the elliptical secondary mirr...

Page 19: ...weight UHMW polyethylene Eyepieces 25mm 10mm Sirius Pl ssl multi coated 1 25 barrel diameter Eyepiece magnifications 48x and 120x Finder scope 9x power 50mm aperture achromat cross hair 5 field of vi...

Page 20: ...epair 89 Hangar Way Watsonville CA 95076 If the product is not registered proof of purchase such as a copy of the orig inal invoice is required This warranty does not apply if in Orion s judgment the...