OPTICAL TUBE INFO: | |
Optical Design | Newtonian Reflector |
Aperture | 76mm (2.99″) |
Focal Length | 300mm (12″) |
Focal Ratio | f/3.95 |
Focal Length of Eyepiece 1 | 20mm (0.79″) |
Magnification of Eyepiece 1 | 15x |
Focal Length of Eyepiece 2 | 4mm (0.16″) |
Magnification of Eyepiece 2 | 75x |
Barlow Lens | Not Included |
Finderscope | Not Included |
Star Diagonal | Not Included |
Optical Tube | plastic |
Highest Useful Magnification | 180x |
Lowest Useful Magnification | 11x |
Limiting Stellar Magnitude | 11.9 |
Resolution (Rayleigh) | 1.83 arc seconds |
Resolution (Dawes) | 1.53 arc seconds |
Light Gathering Power (Compared to human eye) | 118x |
Software | Starry Night Basic Edition |