ORION TELESCOPES & BINOCULARS Explorer 90mm AZ 9029 Instrucion Manual

2, 2 Figure 1. Explorer 90 AZ Parts Diagram Tube ring mounting plate Azimuth lock knob (not shown) Accessory tray Tripod leg lock knob Piggyback camera adapter Tube mounting rings Finder scope Finder scope bracket Alignment screws (2) Eyepiece 45˚ Correct-image diagonal Focus knob Azimuth slow-moti…

3, 3 Table of Contents 1. Parts List . . . . . . . . . . . . . . . . . . . . 3 2. Assembly . . . . . . . . . . . . . . . . . . . . 3 3. Aligning the Finder Scope . . . . . . . . 4 4. Using Your Telescope . . . . . . . . . . . 5 5. Astronomical Viewing . . . . . . . . . . . 6 6. …

1, IN 113 Rev. C 04/02 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 ® Explorer ™ 90mm AZ #9029 Altazimuth Refracting Te…

7, ORION TELESCOPES & BINOCULARS Explorer 90mm AZ 9029 7 stars you can see with the unaided eye (6th magnitude or fainter is desirable). Tracking Celestial Objects Celestial objects appear to move slowly across the sky because of the rotation of the Earth on its polar axis. When you observe an object through the telescope, you’ll see i…

6, 6 image you see is not crisp and steady, reduce the magnifica- tion by switching to a longer-focal-length (lower-power) eye- piece. A small but well-resolved image will show more detail and be more rewarding than a dim, fuzzy, over-magnified one. For terrestrial viewing, it’s best to stick with l…

8, Orion Telescopes & Binoculars Post Office Box 1815, Santa Cruz, CA 95061 Customer Support Help Line (800) 676-1343 • Day or Evening Remember that the higher the magnification you use, the dim- mer the image will appear. So stick with low power when observing deep-sky objects because t…