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Code: CI-TS-21045
MPN: 21045
UPC: 050234210454
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OPTICAL DESIGN: | Newtonian Reflector |
WEIGHT: | 19 lb (8.62 kg) |
CD ROM: | "The Sky" Level 1 |
ACCESSORY TRAY: | No-Tool Tray with Eyepiece holder |
TRIPOD: | Aluminum |
MOUNT: | German Equatorial |
FINDERSCOPE: | 5x24 |
BARLOW LENS: | 3 x |
MAGNIFICATION 2: | 225 x |
EYEPIECE 2: | 4 mm (0.16 in) |
MAGNIFICATION 1: | 45 x |
EYEPIECE 1: | 20 mm (0.79 in) |
FOCAL RATIO: | 7.89 |
FOCAL LENGTH: | 900 mm (35.43 in) |
APERTURE: | 114 mm (4.49 in) |
LIMITING STELLAR MAGNITUDE: | 12.8 |
RESOLUTION (RAYLEIGH): | 1.22 arcsec |
RESOLUTION (DAWES): | 1.02 arcsec |
PHOTOGRAPHIC RESOLUTION: | 253 line/mm |
LIGHT GATHERING POWER: | 265 x |
ANGULAR FIELD OF VIEW: | 0.9 ° |
LINEAR FIELD OF VIEW (@1000 YDS): | 48 ft (14.63 m) |
OPTICAL COATINGS: | Aluminum |
SECONDARY MIRROR OBSTRUCTION: | 1 in (25.4 mm) |
SECONDARY MIRROR OBSTRUCTION BY AREA: | 5 % |
SECONDARY MIRROR OBSTRUCTION BY DIAMETER: | 22.3 % |
OPTICAL TUBE LENGTH: | 34 in (863.6 mm) |