General Details:

- High quality 12" Dobsonian reflector
- 9-point flotation mirror cell for equal support of the primary mirror
- Built-in fan to decrease cooling time
- 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 2" 32mm E-Lux eyepiece for wide field observing
- 9x50 finderscope for accurately locating objects
- Standard 2" focuser and 1.25" adapter

Technical Information:

OPTICAL DESIGN: Dobsonian
APERTURE: 304.8 mm (12 in)
FOCAL LENGTH: 1500 mm (59.06 in)
FOCAL RATIO: 4.92
FINDERSCOPE: 9x50
OPTICAL TUBE: Steel
EYEPIECE 1: 32 mm (1.26 in)
MAGNIFICATION 1: 46.88 x
COLLIMATION CAP: Included
ACCESSORY TRAY: Included
FOCUSER: 2 in (50.8 mm)
PRIMARY MIRROR: BK7
COOLING: Fan
MIRROR CELL: 9-point
AZIMUTH BEARING: Roller track
ALTITUDE BEARING: Nylon Cylinder
TENSION SYSTEM: Variable friction clutch
HANDLE: Base
HIGHEST USEFUL MAGNIFICATION: 721 x
LOWEST USEFUL MAGNIFICATION: 44 x
LIMITING STELLAR MAGNITUDE: 14.9
RESOLUTION: 0.45 arc seconds
RESOLVING POWER: 0.38 arc seconds
PHOTOGRAPHIC RESOLUTION: 407 line/mm
LIGHT GATHERING POWER: 1898 x
ANGULAR FIELD OF VIEW: 0.83 °
LINEAR FIELD OF VIEW (@1000 YDS): 43.58 ft (13.28 m)
SECONDARY MIRROR OBSTRUCTION: 2.75 in (69.85 mm)
SECONDARY MIRROR OBSTRUCTION BY AREA: 5.25 %
SECONDARY MIRROR OBSTRUCTION BY DIAMETER: 22.92 %
OPTICAL TUBE LENGTH: 58 in (1473.2 mm)
TELESCOPE WEIGHT: 36kg