Celestron C14-AF XLT (CGE) Optical Tube Assembly
Article number: | 91038-XLT |
Availability: | Order Now! |
Delivery time: | More on the Way to Us |
General Features
- 14" Schmidt-Cassegrain Optical Tube Assembly
- Aluminum Optical Tube
- Fastar Compatible
- Celestron's premium StarBright XLT coatings
- 3910 mm focal length (f/11)
- 40 mm 1.25" eyepiece included (98x)
- Visual back allows for use with 2" accessories
- 9x50 finderscope to help accurately find objects
- 2" mirror diagonal provides more comfortable viewing position when observing objects that are high in the sky
- Includes dovetail rail compatible with CGE mount
Specifications
Optical Design | Schmidt-Cassegrain |
---|---|
Aperture (mm) | 355.6 mm (14 in) |
Focal Length | 3910 mm (154 in) |
Focal Ratio | 11 |
Focal Length of Eyepiece 1 (mm) | 40 mm (1.57 in) |
Magnification of Eyepiece 1 | 98 x |
Finderscope | 9x50 |
Star Diagonal | 1.25 |
Optical Tube | Aluminum |
Fastar Compatible | Yes |
Highest Useful Magnification | 840 x |
Lowest Useful Magnification | 51 x |
Limiting Stellar Magnitude | 15.3 |
Resolution (Rayleigh) | 0.39 arc seconds |
Resolution (Dawes) | 0.33 arc seconds |
Light Gathering Power (Compared to human eye) | 2581 x |
Secondary Mirror Obstruction | 4.5 in (114 mm) |
Secondary Mirror Obstruction by Diameter | 32% |
Secondary Mirror Obstruction by Area | 10% |
Optical Coatings | StarBright XLT |
Optical Tube Length | 31 in (787 mm) |
Optical Tube Weight | 45 lbs (20 kg) |
Dovetail Compatibility |
CGE Mount |