ORION TELESCOPES & BINOCULARS Observer 60mm EQ 9853 Instruction Manual
Equatorial refractor telescope
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Summary of Contents for ORION TELESCOPES & BINOCULARS Observer 60mm EQ 9853
- Page 1 INSTRUCTION MANUAL Orion ® Observer 60mm EQ ™ #9853 Equatorial Refractor 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 209 Rev. A 1/03...
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Page 3: Table Of Contents
® elcome to the exciting world of amateur astronomy. Your new Observer 60mm EQ Refractor is a qual- ity optical instrument that will deliver countless hours of exciting stargazing, from magnified views of the Moon, star clusters and nebulas to glimpses of Jupiter’s moons and Saturn’s rings. The Observer 60mm includes everything you need to go from box to backyard in less than half an hour. - Page 4 Observer 60mm Refractor Figure 1. Observer 60mm EQ components.
- Page 5 ® The Basic Components of Your Telescope Figure 1 shows the fully assembled Observer 60mm EQ. All the major components of the telescope are described and num- bered to help you identify each part and understand its use. Refer back to this figure when assembling the telescope. Optical tube Counterweight This is the main optical component of the telescope.
- Page 6 Observer 60mm Telescope Tube Figure 2a. Optical tube components Figure 2b. Observer 60mm focuser detail...
- Page 7 ® Details of the Optical Tube and Components Figure 2a shows the details of the optical tube (1) and its various parts. The optical tube is shown attached to the mount for clarity. Figure 2b is a close up of the focuser with even more detail. Objective lens Focus wheels This is the main optical component of the telescope.
- Page 8 Observer 60mm Tripod and Mount Figure 3a. Equatorial mount detail. Figure 3b. Observer 60mm EQ tripod leg and mount attachment detail.
- Page 9 Details of the Tripod and Mount Figure 3a shows a close up of the telescope’s mount and tripod. Important features are pointed out for greater clarity and detail. Figure 3b shows close-up detail of the tripod legs (6) attached to the equatorial mount (5). Declination setting circle: Latitude lock T-bolt This circle will indicate where the telescope is pointing...
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Page 10: Assembly
3. Assembly Do You Wear Eyeglasses? Assembling the telescope for the first time should take about If you wear eyeglasses, you may be able to keep 30 minutes. The only tool you will need is a Phillips head them on while you observe. In order to do this, your screwdriver. -
Page 11: Getting Started
Figure 4a-b Proper operation of the equatorial mount requires that the telescope tube be balanced on the R.A. axis. (a) With the R.A. lock lever released, slide the counterweight along the counterweight shaft until it just counterbalances the tube. (b) When you let go with both hands, the tube should not drift up or down. -
Page 12: Aligning The Equatorial Mount
Figure 6. Azimuth EZ Finder II adjustment superimposes a wheel tiny red dot on the sky, showing right Battery where the Security cover telescope is screws pointed. Power knob Altitude adjustment (from west to east). An equatorial mount (Figure 3a) is wheel designed to compensate for that motion, allowing you to easily Figure 5. - Page 13 EQ mount moves in the opposite Little Dipper direction of the Earth's rotation. (in Ursa Minor) N.C.P. Big Dipper (in Ursa Major) Polaris Cassiopeia Figure 9. To find Polaris in the night sky, look north and find the Big Dipper. Extend an imaginary line from the two "Pointer Stars" in the bowl of the Big Dipper.
- Page 14 Dec. lock knobs (22,24) and moving the telescope about the Light Pollution mount’s R.A. and Dec. axes. Once the telescope is pointed somewhere close to the object to be viewed, retighten the Most of us live where city lights interfere with our view mount’s R.A.
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Page 15: Using Your Telescope
Figure 10a-d. These illustration show the telescope pointed in 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. Calibrating the Right Ascension Setting Circle ed in other directions. - Page 16 Figure 12. The 10mm and 25mm Explorer II eyepieces. Figure 11. Megrez connects the Big Dipper’s handle to it's “pan”. It is a good guide to how conditions are. If you can not see Megrez Eyepiece Selection (a 3.4 mag star) then conditions are poor. By using eyepieces of different focal lengths, it is possible to attain many magnifications or powers with the Observer 60mm.
- Page 17 full. During partial phases, shadows are cast on the surface, Magnification Limits which reveal more detail, especially right along the border between the dark and light portions of the disk (called the Every telescope has a useful magnification limit of “terminator”).
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Page 18: Care And Maintenance
MARS: The Red Planet makes its closest approach to Earth smooth painted finish that is fairly scratch resistant. If a every two years. During close approaches you’ll see a red scratch does appear, it will not harm the telescope. Smudges disk, and may be able to see the polar ice cap. - Page 20 One-Year Limited Warranty This Orion Observer 60mm 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 returned postage paid to: Orion Warranty Repair, 89 Hangar Way, Watsonville, CA 95076.
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