Description
OPTICAL TUBE INFO:
Optical Design: Newtonian Reflector
Aperture: 254mm (10″)
Focal Length: 1200mm (47.24″)
Focal Ratio: f/4.7
Focal Length of Eyepiece 1: 25mm (0.98″)
Magnification of Eyepiece 1: 48x
Highest Useful Magnification: 600x
Lowest Useful Magnification: 36x
Limiting Stellar Magnitude: 14.7
Light Gathering Power: 1317x as compared to the human eye
Optical Coatings: XLT reflective coatings with silicon dioxide and tantalum pentoxide protective overcoatings for primary and sceondary mirrors
Mirror Material: Pyrex equvalent for primary and secondary mirrors
Primary Mirror Thickness: 30mm (1.18″) (approx. 1:8 thickness ratio)
Secondary Mirror Thickness: 11.5mm (0.45″)
Minor Axis of Secondary Mirror: 64mm (2.52″)
Tube Material: Steel
Focuser: 2″ Crayford focuser, includes 2″ extension tube and 2″-to-1.25″ adapter
Finderscope: StarPointer™ red-dot finderscope
Resolution Rayleigh: 0.55 arcseconds
Resolution Dawes: 0.46 arcseconds
Optical Tube Dimensions: 1117.6mm x 292.1mm diameter (44″ x 11.5″ diameter)
Optical Tube Weight: 29.2 lbs (13.24 kg)
MOUNT INFO:
Mount Type: Altazimuth Dobsonian base
Base Material: Particle board with melamine surfaces and edge trim, CARB compliant
Base Dimensions: 673.1mm x 533.4mm x 533.4mm (26.5″ x 21″ x 21″)
Base Weight: 25.6 lbs (11.6 kg)
Slew Speeds: Manual
Software: Celestron Starry Night Basic Edition Software and StarSense Explorer App
Total Telescope Kit Weight: 54.8 lbs (24.86 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
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