Orion 90 EQ Mounting block Counterweight shaft, Right Ascension slow-motion control Counterweight

Models: 90 EQ

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Counterweight shaft

Counterweight

Tripod leg

Finder scope

Eyepiece

Star diagonal

Accessory tray

Accessory tray bracket

Image 2

Contents

Customer Support 800‑676-1343 Orion StarMax 90 EQ#9821 Equatorial Maksutov-Cassegrain Telescope E-mail support@telescope.comCounterweight lock knob Tripod leg Mounting block Counterweight shaftRight Ascension slow-motion control Counterweight Declination slow motion control Accessory tray Accessory tray bracket1. Unpacking Table of Contents2. Parts List Latitude scale Latitude adjusting T-Bolt Latitude locking T-Bolt 3. AssemblyRight ascension setting circle Declination slow motion control Declination lock knob not shown Declination setting circle4. Getting Started Balancing the TelescopeFocusing the Finder Scope 5. Setting Up and Using the Equatorial MountFocusing the Telescope Do You Wear Eyeglasses?Polar Alignment Use of the R.A. and Dec. Slow-Motion Control CablesFinding Objects With the Setting Circles Understanding the Setting CirclesCalibrating the Right Ascension Setting Circle Tracking Celestial Objects“Seeing and Transparency 6. Using Your Telescope- Astronomical ObservingChoosing an Observing Site Cooling the TelescopeEyepiece Selection A. The MoonB. The Sun Magnification = focal length of telescope ÷ focal length of eyepieceHow to Find Deep-Sky Objects Star Hopping C. The PlanetsD. The Stars E. Deep-Sky Objects8. Photography 9. Care and Maintenance7. Terrestrial Viewing TransportingCleaning Lenses 10. SpecificationsCleaning the Tube One-Year Limited Warranty