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Brand | CELESTRON |
---|---|
Model | 21049 |
Type | Telescope |
Specifications | OPTICAL DESIGN: Newtonian Reflector APERTURE: 127 mm (5 in) FOCAL LENGTH: 1000 mm (39.37 in) FOCAL RATIO: 7.87 EYEPIECE 1: 20 mm (0.79 in) MAGNIFICATION 1: 50 x EYEPIECE 2: 4 mm (0.16 in) MAGNIFICATION 2: 250 x BARLOW LENS: 3 x FINDERSCOPE: 5x24 MOUNT: German Equatorial TRIPOD: Aluminum ACCESSORY TRAY: No-Tool Tray w/ Eyepiece holder CD ROM: The Sky Level 1 WEIGHT: 17 lb (7.71 kg) LIMITING STELLAR MAGNITUDE: 13 RESOLUTION: 1.09 arc seconds RESOLVING POWER: 0.91 arc seconds PHOTOGRAPHIC RESOLUTION: 254 line/mm LIGHT GATHERING POWER: 329 x ANGULAR FIELD OF VIEW: 0.8 ° LINEAR FIELD OF VIEW (@1000 YDS): 43 ft (13.11 m) OPTICAL COATINGS: Aluminum SECONDARY MIRROR OBSTRUCTION: 1.6 in (40.64 mm) SECONDARY MIRROR OBSTRUCTION BY AREA: 10 % SECONDARY MIRROR OBSTRUCTION BY DIAMETER: 32 % OPTICAL TUBE LENGTH: 20 in (508 mm) TELESCOPE WEIGHT: 17 lb (7.71 kg) |
Color | Multi |
Features | Easy to assemble 127mm German Equatorial reflector Pre-assembled aluminum tripod and accessory tray Slow motion controls for smooth tracking 3x Barlow lens triples the magnifying power of each eyepiece Finderscope: 5x24 Includes two 1.25" eyepieces Includes CD-ROM "The Sky" Astronomy Software |