Aperture (mm) |
279.4 mm (11 in) |
Dovetail Compatibility |
CGE Mount |
Finderscope |
9x50 |
Focal Length |
2800 mm (110 in) |
Focal Length of Eyepiece 1 ... |
40 mm (1.57 in) |
Focal Ratio |
10 |
Highest Useful Magnification |
660 x |
Light Gathering Power (Comp... |
1593 x |
Limiting Stellar Magnitude |
14.7 |
Lowest Useful Magnification |
40 x |
Magnification of Eyepiece 1 |
70 x |
Optical Coatings |
StarBright / XLT |
Optical Design |
Schmidt-Cassegrain |
Optical Tube |
Aluminum |
Optical Tube Length |
24 in (610 mm) |
Optical Tube Weight |
27.5 lbs (12 kg) |
Resolution (Dawes) |
0.42 arc seconds |
Resolution (Rayleigh) |
0.5 arc seconds |
Secondary Mirror Obstructio... |
12% |
Secondary Mirror Obstruction |
3.75 in (95 mm) |
Star Diagonal |
1.25 |