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Orion PRO 120 EQ instruction manual

Models: PRO 120 EQ

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Contents

Orion SkyView Pro 120 EQ #9867 Equatorial Refractor TelescopeCustomer Support E-mail support@telescope.comObjective lens Optical tube Tube rings 1. Unpacking Table of Contents2. Parts List 3. Assemblythumbscrews Finder scope bracketNylon alignmentInstalling the Finder Scope 4. Balancing the TelescopeInserting the Diagonal and Eyepiece Viewing with Eyeglasses 5. Using Your TelescopeFocusing the Telescope Focusing the finder scope1000mm÷25mm= 6. Setting Up and Using the Equatorial MountMagnification & Eyepieces Magnification = Telescope Focal Length mm Eyepiece Focal Length mmDeclination AxisPolar Alignment Using the Polar Axis Finder Scope Polar Alignment Using an Optional Polar Axis Finder ScopeAlignment of the Polar Axis Finder Scope Tracking Celestial Objects Additional Note Regarding Focusing the Polar Axis Finder ScopeUnderstanding the Setting Circles Use of the Right Ascension and Declination Slow- Motion Control KnobsFinding Objects With the Setting Circles R.A. setting circleCalibrating the Declination Setting Circle Calibrating the Right Ascension Setting CircleC. Cooling the Telescope 7. Astronomical ObservingA. Site Selection B. Seeing and TransparencyEyepiece Selection D. Let Your Eyes Dark-AdaptA. The Moon B. The SunDeep-Sky Objects C. The PlanetsD. The Stars How to Find Deep-sky Objects Starhopping“Piggyback Photography” 8. AstrophotographyMoon Photography Planetary Photography9. Collimating Aligning the Optics 10. Care and MaintenanceCleaning Lenses 11. SpecificationsPage Page Customer Support Help Line 800-676-1343 Day or Evening Orion Telescopes & BinocularsPost Office Box 1815, Santa Cruz, CA One-Year Limited Warranty