Meade ETX80 Instruction Manual - Page 35

Meade Customer Service If you have a question concerning your ETX-80AT, contact the Meade Instruments Customer Service Department at: Telephone: (800) 626-3233 Customer Service hours are 8:00 AM to 5:00 PM, Pacific Time, Monday through Friday. In the unlikely event that the ETX requires factory servicing or repairs, write or call the Meade Customer Service Department first, before returning the telescope to the factory, giving full particulars as to the nature of the problem, as well as your name, address, and daytime telephone number. The great majority of servicing issues can be resolved by telephone, avoiding return of the telescope to the factory. ETX-80AT Specifications Optical design Achromatic Refractor Clear aperture 80mm (2.76") Focal length 400mm Focal ratio (photographic speed f/4.4 Near focus (approx 17 ft. (5.2m) Resolving power 1.6 arc secs Multi-coatings on objective lens Standard Limiting visual stellar magnitude (approx 11.5 Image scale 4.1°/inch Maximum practical visual power 240X Optical tube dimensions (dia. x length 9.3cm x 30.4-37.1cm (3.6" x 12-14.6") Eyepieces 2x Flip Barlow Built in Telescope mounting Fork type; double tine Setting circle diameters Dec: 3.5"; RA: 7" Input voltage 9-volts DC Motor Drive System DC servo motors with encoders, both axes Slow-Motion Controls Electric, 9 speed, both axes Hemispheres of operation North and South, switchable Bearings: Altitude Acetal Azimuth Nylon Materials Tube body ABS Mounting High-impact ABS Objective lens (crown, flint BK7, F2 Telescope dimensions 40.4cm x 18cm x 22cm (15.9" x 7" x 9") Prism 45° roof Battery Life (approx.) with AutoStar 20 hrs. Compass/Bubble Level included AutoStar Specifications Processor 68HC11, 8MHz Flash Memory 512KB, reloadable Keypad 10 key alphanumeric Display 2 line, 16 character LCD Backlight Red LED Coil Cord 24" AutoStar Dimensions Length 14.2cm (5.60") Width (LCD end 78.0cm (3.08") Width (Connector end 53.5cm (2.10") Depth 23.5cm (0.93") AutoStar net weight 0.169kg (0.35 lbs.) 35