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Orion 9844 Instruction Manual

Equatorial reflector telescope
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INSTRUCTION MANUAL
Orion
®
SpaceProbe
3 EQ
™
#9844
Equatorial Reflector Telescope
Customer Support (800) 676-1343
E-mail: support@telescope.com
Corporate Offices (831) 763-7000
P.O. Box 1815, Santa Cruz, CA 95061
Providing Exceptional Consumer Optical Products Since 1975
IN 208 Rev. A 10/02

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  • Page 1 INSTRUCTION MANUAL Orion ® SpaceProbe 3 EQ ™ #9844 Equatorial Reflector Telescope Customer Support (800) 676-1343 E-mail: support@telescope.com Corporate Offices (831) 763-7000 P.O. Box 1815, Santa Cruz, CA 95061 Providing Exceptional Consumer Optical Products Since 1975 IN 208 Rev. A 10/02...
  • Page 2 EZ Finder II EZ Finder II bracket Eyepiece Focuser Optical tube assembly Declination slow-motion control cable Declination lock knob Declination setting circle Right Ascension Counterweight shaft setting circle Counterweight Right Ascension Counterweight lock knob slow-motion control cable Right Ascension lock knob Latitude adjustment T-bolt (not shown) Tripod leg...

  • Page 3: Table Of Contents

    3. Assembly aging. In the event that the telescope needs to be shipped to another location, or returned to Orion for warranty repair, hav- Assembling the telescope for the first time should take about ing the proper packaging will help ensure that your telescope 30 minutes.

  • Page 4: Getting Started

    Declination lock knob (not shown) Declination setting circle R.A. lock knob R.A. setting circle Latitude scale Latitude lock T-bolt Latitude adjustment T-bolt Azimuth lock knob Figure 2. The equatorial mount of the SpaceProbe 3 EQ. on the outside of the tripod legs. Secure the wing nuts fin- and tighten the lock knob.
  • Page 5 ® Battery casing Azimuth knob Power knob Altitude Metal knob thumbnuts Figure 4. The EZ Finder II. again, then reverse the rotation of the knob, just to make sure Figure 3. Proper operation of the equatorial mount requires you’ve hit the exact focus point. balancing the telescope tube on the R.A.

  • Page 6: Setting Up And Using The Equatorial Mount

    With your eyes positioned at a comfortable distance, look through the back of the reflex sight with both eyes open to see Little Dipper the red dot. The intensity of the dot can be adjusted by turning (in Ursa Minor) Big Dipper the power knob.
  • Page 7 When the object is visible in the finder scope, use the slow-motion controls to center it. So, the coordinates for the Orion Nebula listed in a star atlas Now, look in the telescope’s eyepiece. If the finder scope is...

  • Page 8: Using Your Telescope

    Figure 6. This illustration show the telescope pointed in the the four cardinal directions (a) north, (b) south, (c) east, (d) west. Note that the tripod and mount have not been moved; only the telescope tube has been moved on the R.A. and Dec. axes. celestial equator (Dec.
  • Page 9 regular incandescent flashlight with red cellophane or paper. Beware, too, that nearby porch and streetlights and car head- lights will ruin your night vision. Eyepiece Selection By using eyepieces of varying focal lengths, it is possible to attain many magnifications with the SpaceProbe 3 EQ. The SpaceProbe 3 EQ comes with two Explorer II eyepieces, a 25mm and a 10mm.

  • Page 10: Care And Maintenance

    eras and have “false color” added. Our eyes are not sensitive SATURN: The ringed planet is a breathtaking sight when it is enough to see color in deep-sky objects except in a few of the well positioned. The tilt angle of the rings varies over a period brightest ones.

  • Page 11: Specifications

    8. Specifications Your SpaceProbe 3 EQ telescope requires very little mechan- ical maintenance. The optical tube is steel and has a smooth painted finish that is fairly scratch resistant. If a scratch does Optical tube: Steel appear, it will not harm the telescope. Refer to the appendix B Primary mirror diameter: 76mm at the end of this manual for details of how to clean your tele- Primary mirror coating: Aluminum with silicon dioxide (SiO 2 )

  • Page 12: Appendix A: Collimation-Aligning The Mirrors

    Collimation— also required for best results with other collimating Aligning the devices, such as Orion’s Mirrors LaserMate Laser Collimator, obviating the need to remove the primary mirror and mark it Collimation is the process of adjusting the mirrors so they yourself.
  • Page 13 Figure 9. Figure 10. To center the secondary mirror under the focuser, hold Adjust the tilt of the secondary mirror by loosening or the secondary in place with your fingers while adjusting the primary tightening the three alignment screws with a small Phillips head screw with a Phillips head screwdriver.

  • Page 14: Appendix B: Cleaning The Optics

    Cleaning Mirrors You should not have to clean the telescope’s mirror very often; normally once every year or so. Covering the telescope with the dust cap when it is not in use will help prevent dust from accumulating on the mirrors. Improper cleaning can scratch mirror coatings, so the fewer times you have to clean the mir- rors, the better.
  • Page 16 One-Year Limited Warranty This Orion SpaceProbe 3 EQ is warranted against defects in materials or workmanship for a period of one year from the date of purchase. This warranty is for the benefit of the original retail purchaser only. During this warranty period Orion Telescopes & Binoculars will repair or replace, at Orion’s option, any warranted instrument that proves to be defective, provided it is...

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Spaceprobe 3 eq

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