Current Category                                      
Telescopes > Celestron > Dobsonian > Starhopper 8

Star Hopper 8
	QTY: Inc GST within Australia
FEATURES      TOP General High quality 8" Dobsonian reflector BK7 optical quality glass for clear, sharp views Roller track bearing on azimuth surface provides dozens of support points for smooth swivel motion Variable tension clutch system for proper balance and smooth control in both altitude and azimuth Includes 1-1/4" 25mm Plössl eyepiece for wide field observing 9x50 finderscope for accurately locating objects Standard 2" focuser and 1.25" adapter
DESCRIPTION      TOP A step up from the 6" model this 8 Dobsonian telescope features optical quality BK-7 glass, this is the same high-quality glass used in most binocular prisms and refractor telescope lenses. It uses a roller track bearing on the azimuth surface providing dozens of support points for smooth swivel motion. It also use a variable tension clutch system for proper balance and control in both altitude and azimuth. The StarHopper 8 model comes standard with a 2" focuser and 1.25" adapter.
SPECIFICATIONS      TOP OPTICAL DESIGN Dobsonian APERTURE 203.2 mm (8 in) FOCAL LENGTH 1219 mm (47.99 in) FOCAL RATIO 6 FINDERSCOPE 9x50 OPTICAL TUBE Steel EYEPIECE 1 25 mm (0.98 in) MAGNIFICATION 1 48.76 x COLLIMATION CAP Included ACCESSORY TRAY Included FOCUSER 2 in (50.8 mm) PRIMARY MIRROR BK7 MIRROR CELL 3-point AZIMUTH BEARING Roller track ALTITUDE BEARING Nylon Cylinder TENSION SYSTEM Variable friction clutch HANDLE Base HIGHEST USEFUL MAGNIFICATION 480 x LOWEST USEFUL MAGNIFICATION 29 x LIMITING STELLAR MAGNITUDE 14 RESOLUTION 0.68 arc seconds RESOLVING POWER 0.57 arc seconds PHOTOGRAPHIC RESOLUTION 333 line/mm LIGHT GATHERING POWER 843 x ANGULAR FIELD OF VIEW 1.03 ° LINEAR FIELD OF VIEW (@1000 YDS) 54.08 ft (16.48 m) SECONDARY MIRROR OBSTRUCTION 1.95 in (49.53 mm) SECONDARY MIRROR OBSTRUCTION BY AREA 5.94 % SECONDARY MIRROR OBSTRUCTION BY DIAMETER 24.38 % OPTICAL TUBE LENGTH 45 in (1143 mm) TELESCOPE WEIGHT 54 lb (24.49 kg)
DOWNLOADS      TOP MANUALS: Star Hopper Series Manual     (PDF) 2.84 Mb 6.53 min.