OPTICAL TUBE INFO: | |
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Optical Design: | Newtonian Reflector |
Aperture: | 203mm (8") |
Focal Length: | 1200mm (47.24") |
Focal Ratio: | f/5.9 |
Focal Length of Eyepiece 1: | 25mm (0.98") |
Magnification of Eyepiece 1: | 48x |
Highest Useful Magnification: | 480x |
Lowest Useful Magnification: | 29x |
Limiting Stellar Magnitude: | 14.2 |
Light Gathering Power: | 841x as compared to the human eye |
Optical Coatings: | XLT reflective coatings with silicon dioxide and tantalum pentoxide protective overcoatings for primary and secondary mirrors |
Mirror Material: | Pyrex equivalent for primary and secondary mirrors |
Primary Mirror Thickness: | 25mm (0.98") (approx. 1:8 thickness ratio) |
Secondary Mirror Thickness: | 8.5mm (0.33") |
Minor Axis of Secondary Mirror: | 47mm (1.85") |
Tube Material: | Steel |
Focuser: | 2" Crayford focuser, includes 2" extension tube and 2"-to-1.25" adapter |
Finderscope: | StarPointer™ red-dot finderscope |
Resolution Rayleigh: | 0.68 arcseconds |
Resolution Dawes: | 0.57 arcseconds |
Optical Tube Dimensions: | 1117.6mm x 241.3mm diameter (44" x 9.5" diameter) |
Optical Tube Weight: | 20.6 lbs (9.34 kg) |
MOUNT INFO: | |
Mount Type: | Altazimuth Dobsonian base |
Base Material: | Particle board with melamine surfaces and edge trim, CARB compliant |
Base Dimensions: | 685.8mm x 482.6mm x 482.6mm (27" x 19" x 19") |
Base Weight: | 22.8 lbs (10.3 kg) |
Slew Speeds: | Manual |
Software: | Celestron Starry Night Basic Edition Software and StarSense Explorer App |
Total Telescope Kit Weight: | 43.4 lbs (19.68 kg) |
Included Items: | Optical tube Dobsonian Base 25mm eyepiece 2" Crayford focuser StarPointer™ red-dot finderscope StarSense Explorer dock StarSense Explorer unlock code Eyepiece rack Collimation cap Celestron Starry Night Basic Edition Software |
Solar Warning |
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